Sempra infrastructure · client: Totalenergies
TotalEnergies, which holds a 16.6% stake in the project alongside operator Sempra Infrastructure, will offtake 1.7 million tonnes per year (Mtpa) of LNG for 20 years from the start of…
Company lists
Solar, efficiency, wind & bioenergy, storage, public and more: the companies building energy in California, with their founders, funding, team size and business models.
Funding, M&A, contract wins and launches involving 1,951 energy companies in California, last 24 months: 125 Contracts · 100 M&A deals · 38 funding rounds · 4 launches. Newest first; companies and investors link to their Fliar profiles. Latest event in our news feed: Jul 2026.
TotalEnergies, which holds a 16.6% stake in the project alongside operator Sempra Infrastructure, will offtake 1.7 million tonnes per year (Mtpa) of LNG for 20 years from the start of…
B2U Storage Solutions has signed a strategic supply agreement with Waymo to turn retired robotaxi batteries into grid-connected energy storage systems in California and Texas.
Frontier Energy (ASX:FHE) has secured firm commitments for a $110 million equity raising to support development of the Waroona renewable energy project.
Linea Energy signed a 15-year, 500-MW PPA in May 2026 for its Duffy Solar Project in Matagorda County, Texas.
The Belgian textile distributor Claes Retail Group has chosen to entrust all its logistics activities to Paxon, a new name for Bnode's 3PL branch (ex-bpostgroup).
SPARQ, an AI-native game engine and creator platform headquartered in Ras Al Khaimah's Innovation City, has opened an $8.5 million seed funding round with early participation from…
Marubeni Corp. has transferred its entire 40% stake in Everpower IPP Co., Ltd, which operates an LNG-fired combined cycle power generation project in Taiwan, to the Jack Wang Motors…
Chevron filed a formal request to buy a 70% stake in the Greek company Helleniq Energy in an offshore block in south-western Greece, announced the Greek Ministry of Energy, an initiative…
Global Clean Energy, Inc. acquires AI for Natural Disasters to enhance its applied AI platform and address resilience and emergency management markets.
Small-scale solar system services company Otovo plans to acquire commercial O&M brand SunSystem Technology for $770,000 in cash and $1.3 million in a three-year earn-out.
Spanish energy firm Solaria is reportedly in talks to acquire a stake in a data center joint venture led by Telefónica and ACS, valued at around €4 billion ($4.71bn).
Japan's largest oil refiner, ENEOS Holdings, has signed a deal to acquire Chevron's downstream fuels and lubricants businesses across key Asia-Pacific markets for $2.17 billion.
Japan-based ENEOS has signed a deal worth $2.17bn (Y336bn) to acquire certain downstream fuel and lubricants businesses in Asia-Pacific (APAC) from Chevron.
MARS Energy Group has acquired California-based Solar Savings Direct, doing business as Solar and Roof Direct, and Sequoia Roofing & Construction.
MARS Energy Group has acquired California-based Solar Savings Direct, doing business as Solar and Roof Direct, and Sequoia Roofing & Construction.
bp, Eni, Repsol, Chevron, and Shell have signed deals with the government of Venezuela to increase exploration and production under the reformed hydrocarbon law, local media reported.
Equisolar secures more than €20 million in funding to accelerate the deployment of its photovoltaic projects in northern France.
Chinese solar photovoltaic firm Trina Solar sold its US facility to T1 Energy.
Headwater Energy (“Headwater”) today announced it has completed the acquisition of Arena Renewables (“Arena”), a leading distributed generation solar and battery energy storage system…
Japan's maturing solar sector is entering a decisive post-FIT phase, as GSSG Solar and Voltaiyo KK secure refinancing for a 104 MW portfolio of legacy FIT projects with SBI Shinsei Bank…
Saudi oil and gas driller ADES has been awarded an extension for one of its jackup rigs by US supermajor Chevron.
TAE announced its merger with Trump Media & Technology Group in December.
Membrane Technology & Research (MTR), a provider of membrane-based gas and vapor separation technologies, announced that it has secured $27 million in equity financing to support the…
Alphabet’s Google has signed an agreement with Kairos Power, aiming to bring online its first small modular reactor by 2030.
Valar Atomics has now raised a total of $464M in total equity funding and is backed by Palmer Luckey and Shyam Sankar.
Virunga Critical Inc., a Delaware -based mining and critical minerals company focused on the Democratic Republic of Congo , recently acquired a 54,750,000-share majority stake in REOSTAR…
Last December, Trump Media & Technology Group Corp. NYSEDJT entered the nuclear fusion race after it agreed to buy California-based fusion startup TAE Technologies in a $6-billion…
Microsoft, Chevron and investment fund Engine No. 1 have entered into an exclusivity agreement for power generation and supply, the three companies said on Tuesday.
In December 2025, NeoVolta and Luminia announced a strategic supply collaboration framework under which NeoVolta would receive a right of first refusal to supply battery energy storage…
Pfingsten announces its portfolio company, Advanced Lighting Concepts, LLC d.b.a. Environmental Lights (“Environmental Lights”) has acquired Nova Flex.
Few energy companies in California publish revenue, so this list compares what is on record instead: recorded equity funding, team size, revenue model, age and stage. The 50 companies below lead on recorded funding and team size among 1,387 active companies.

Developer of FRC nuclear fusion reactors
Nuclear energyUS$1.32bn across 9 disclosed equity rounds
Darker bars = larger roundsFocus: Modular fusion power systems with plasma heating, pulse charging, and energy storage control
CPC G21B1/052, H05H1/08, H05H3/02Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of solar panels, solar panel kits, and related components
Solar energyUS$845.32m across 9 disclosed equity rounds
Darker bars = larger roundsFocus: Non‑planar cylindrical solar cell modules with integrated filler and volume‑compensation packaging
CPC H10F77/147, H10F19/80, H10F77/45Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

AI-powered energy management software optimizing renewable energy and storage portfolios
Solar energyUS$819.06m across 14 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of oil & gas exploration and production services
Oil & gas upstreamUS$550.00m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Developer of portable nuclear microreactors designed to replace diesel generators
Energy efficiency techUS$517.96m across 6 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Developer of utility-scale wind and solar power projects
Solar energyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Manufacturer of nuclear fission reactors
Nuclear energyUS$489.00m across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Developer of technology pursuing commercialization of fusion energy production
Nuclear energyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of ethanol production solution from municipal solid waste
Waste & water managementUS$347.93m across 14 disclosed equity rounds
Darker bars = larger roundsFocus: Waste-to-fuel feedstock processing and Fischer‑Tropsch synthesis technologies
CPC C10G2/32, C10G1/002, C10G2/00Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of solar energy services for residential
Solar energyUS$296.98m across 5 disclosed equity rounds
Darker bars = larger roundsFocus: Solar panel mounting hardware and integrated tracking/fastening systems
CPC H02S20/23, H02S50/00, G06F30/13Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Solar panel warranty support now provided by SunPower
Solar energyUS$270.74m across 15 disclosed equity rounds
Darker bars = larger roundsFocus: Shingled photovoltaic module design, interconnect wiring, adhesive control, and mounting systems
CPC H10F71/00, H10F77/488, H10F77/935Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Biethanol and Bio Diesel manufacturer
BioenergyUS$223.90m across 4 disclosed equity rounds
Darker bars = larger roundsFocus: Catalytic thermochemical conversion of biomass into renewable fuels and chemicals
CPC C10L1/02, C10B53/02, C10G3/50Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Developer of solar energy projects
Solar energyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of electricity generation and consumption services
Non- renewable power generationUS$183.25m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Designer of solar power conversion and storage products
Solar energyUS$160.93m across 23 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Energy efficient buildings
Energy efficiencyUS$136.89m across 4 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of micro-sized nuclear reactors for remote off-grid
Nuclear energyUS$109.12m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Design and optimization of firearm flash hider muzzle devices
CPC F41A21/34Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of portable power stations, solar generators, and home backup systems
Solar energyUS$104.00m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Developer of laser technology for commercial inertial fusion energy systems
Nuclear energyUS$100.36m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Energy generation from biomass
BioenergyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Nuclear energy company that is developing a novel, deeply buried, small modular reactor technology designed to provide a safe, clean, and efficient source of power
Nuclear energyUS$84.00m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Developer of hydro-turbine technology designed to protect fish and aquatic ecosystems
Hydro powerUS$73.33m across 7 disclosed equity rounds
Darker bars = larger roundsFocus: Hydraulic turbine and fish-friendly turbine rotor technologies for hydroelectric power generation
CPC F03B3/121, F03B1/04, B65G17/42Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Semiconductor technology provider offering licenses, services, and equipment for diverse markets
Solar energyUS$70.18m across 4 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Investment firm specializing in accounting solutions for the energy and infrastructure sectors
Oil & gas downstream servicesEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Solar EPC
Solar energyUS$61.40m across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Developer of solar and wind energy projects
Solar energyUS$61.00m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of nuclear waste storage and disposal services
Waste & water managementUS$59.08m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Deep borehole hazardous waste isolation, containment canisters, and long‑term monitoring systems
CPC G21F9/34, B09B1/008, B09B1/006Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Manufactures PV modules
Solar energyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of geothermal energy production services
Energy efficiencyUS$47.00m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Enhanced geothermal heat extraction via high‑thermal‑conductivity slurries and grout systems
CPC F24T10/17, C09K8/5045, F24T50/00Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Financial advisory for solar projects development
Solar energyUS$45.02m across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of solar panel recycling services
Solar energyUS$42.93m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Recovering and processing glass, silicon, and metals from end‑of‑life solar modules
CPC B09B3/35, B03B9/06, B29B17/02Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Manufacturer of photovoltaic products, energy storage, system solutions, and digital services
Solar energyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Developer of automated robotic systems for renewable energy construction applications
Professional service robotsUS$39.12m across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Retailer of solar products, energy efficient products, and buying guides
Ratings and review platformsUS$38.70m across 4 disclosed equity rounds
Darker bars = larger roundsFocus: EV charging hardware and control systems for multi-vehicle power transfer.
CPC H02J7/34, B60L53/305, B60L53/64Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Power industry advisory services focusing on strategic, commercial, and financial solutions
Solar energyUS$37.20m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Developer of solar energy projects
Solar energyUS$35.76m across 2 disclosed equity rounds
Darker bars = larger roundsFocus: Localized carbon intensity forecasting and analytics for electric power grids
CPC H02J13/1337Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Biofuel retail fuel stations
BioenergyUS$33.55m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Conductive hybrid yarns for integrated wearable bio‑electronic textiles and moisture‑managed electrodes.
CPC A61B5/6804, D02G3/36, G01N15/1492Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of waste-to-energy solution
BioenergyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Manufacturer and global supplier of innovative graphics and mainboard products
Oil & gas equipmentUS$33.00m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Photometric measurement instruments for light sources and dental photo‑curing equipment.
CPC G01J3/505, A61C19/004Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Manufacturer of solar powered products
Solar energyUS$32.68m across 7 disclosed equity rounds
Darker bars = larger roundsFocus: Patents concentrated in electrical & electronics
CPC H02J3/381, H02J3/322Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Off-grid solar solutions: panels, batteries, kits, charge controllers, inverters
Solar energyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of biofuels services
BioenergyFocus: Genetically engineered microalgae for enhanced biomass and lipid production for biofuels
CPC C12P7/64, C12N9/16, C12P7/6463Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Low-concentration photovoltaic (CPV) system
Solar energyEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Solar energy solutions provider for residential and commercial needs
Solar energyUS$22.43m across 4 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Silicon Joule battery technology for safer, lower-cost, high-performance energy storage
Energy storageUS$22.10m across 5 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Solar Plants and develops solar baloon
Solar energyUS$22.00m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Operates hydroelectric power projects
Hydro powerUS$21.23m across 7 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Provider of decarbonizing services for buildings with geothermal heating and cooling
Geothermal energyUS$20.50m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Smart energy solutions provider offering expert engineering for resilient power systems
Solar energyUS$20.00m across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.

Manufacturer of biodiesel equipment
BioenergyFocus: AI-powered data entry validation and veterinary practice management software solutions
CPC G06Q10/10, G06Q30/0283, G06Q10/087Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
No matching company in this list.
This page shows the top 50. Radar has the complete, filterable list with contacts and live company signals.
Open energy in California on RadarFind top energy companies in California, including solar energy companies and energy storage providers. Explore energy startups in California and energy companies hiring.
Companies developing, installing or operating solar energy systems.

Provider of solar panels, solar panel kits, and related components
Solar energy
AI-powered energy management software optimizing renewable energy and storage portfolios
Solar energy
Developer of utility-scale wind and solar power projects
Solar energy
Provider of solar energy services for residential
Solar energy
Solar panel warranty support now provided by SunPower
Solar energyCompanies improving building and energy-system efficiency.

Energy efficient buildings
Energy efficiency
Provider of geothermal energy production services
Energy efficiency
Manufacturer of high-performance UVB/C solid-state emitters & UVC LEDs
Energy efficiency
Provider of smart hydraulic solutions for the fluid power systems
Energy efficiency
Manufacturer of lighting systems
Energy efficiencyRenewable power companies working in wind, biomass and fuels.

Developer of utility-scale wind and solar power projects
Solar energy
Provider of ethanol production solution from municipal solid waste
Waste & water management
Biethanol and Bio Diesel manufacturer
Bioenergy
Energy generation from biomass
Bioenergy
Provider of biofuels services
BioenergyCompanies building battery and grid energy-storage solutions.

Silicon Joule battery technology for safer, lower-cost, high-performance energy storage
Energy storage
Developer of batteries
Energy storage
Provider of EV charging solutions for electric vehicles
Electric vehicles
Provider of energy storage services for electric vehicles
Services for energy storage
Provider of battery storage services intended to optimize grid-connected battery storage
Services for energy storageEnergy companies in California that are publicly listed.

Provider of oil & gas exploration and production services
Oil & gas upstream
Provider of solar energy services for residential
Solar energy
Biethanol and Bio Diesel manufacturer
Bioenergy
Designer of solar power conversion and storage products
Solar energy
Manufacturer of photovoltaic products, energy storage, system solutions, and digital services
Solar energyRecently founded energy companies in California.

Manufacturer of nuclear fission reactors
Nuclear energy
Developer of technology pursuing commercialization of fusion energy production
Nuclear energy
Developer of solar energy projects
Solar energy
Provider of electricity generation and consumption services
Non- renewable power generation
Provider of micro-sized nuclear reactors for remote off-grid
Nuclear energyExplore California energy companies with hiring activity.

Developer of FRC nuclear fusion reactors
Nuclear energy
Provider of oil & gas exploration and production services
Oil & gas upstream
Developer of utility-scale wind and solar power projects
Solar energy
Manufacturer of nuclear fission reactors
Nuclear energy
Provider of electricity generation and consumption services
Non- renewable power generationThe most-installed Android apps published by energy companies headquartered in California — 1.1M installs between them. 37 companies on this page publish at least one app; each company (legal entity) appears once, with its most-installed app.
The figures on this page come from Fliar’s company, funding, hiring and news data. Use it through the Investor Intelligence API and company data exports, or explore every company, founder and investor in Radar.
3,243 recorded equity rounds have gone to 21,944 energy companies in the United States — how much, at which stage, into which sub-sectors, from whom, and how California compares. Debt, IPO and grant rounds are excluded.
US$3.88bn
US$11.31bn
743 rounds in the United States
last 24 months
Bars show US$ raised; the number under each year is equity rounds. 2026 is year to date. The peak year was 2022, with US$8.24bn across 170 rounds.
Equity rounds over the last five years, 1,951 energy companies in California among 21,944 in the United States.
Each deal appears in the events strip at the top of the page.
Go deeper in the energy landscape reports:
Energy Industry Landscape of the United StatesThe financials above are one chapter. The full energy landscape of California maps the whole industry — every segment, the capital behind it, the talent market and where the next opportunities are.
153 energy companies in California have recorded equity funding, US$9.35bn in total. Totals and round dates describe the historical record; they are not current valuations.
Largest recorded equity totals, with the latest recorded round.
Nuclear energyDeveloper of FRC nuclear fusion reactors
Solar energyProvider of solar panels, solar panel kits, and related components
Solar energyAI-powered energy management software optimizing renewable energy and storage portfolios
Oil & gas upstreamProvider of oil & gas exploration and production services
Developer of portable nuclear microreactors designed to replace diesel generators
Solar energyDeveloper of utility-scale wind and solar power projects
Nuclear energyManufacturer of nuclear fission reactors
Nuclear energyDeveloper of technology pursuing commercialization of fusion energy production
Waste & water managementProvider of ethanol production solution from municipal solid waste
Solar energyProvider of solar energy services for residential
Solar energySolar panel warranty support now provided by SunPower
BioenergyBiethanol and Bio Diesel manufacturer
Solar energyDeveloper of solar energy projects
Non- renewable power generationProvider of electricity generation and consumption services
Solar energyDesigner of solar power conversion and storage products
Energy efficiencyEnergy efficient buildings
Founders
Details not available
US$1.32bn across 9 disclosed equity rounds
Darker bars = larger roundsFocus: Modular fusion power systems with plasma heating, pulse charging, and energy storage control
CPC G21B1/052, H05H1/08, H05H3/02Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$845.32m across 9 disclosed equity rounds
Darker bars = larger roundsFocus: Non‑planar cylindrical solar cell modules with integrated filler and volume‑compensation packaging
CPC H10F77/147, H10F19/80, H10F77/45Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$819.06m across 14 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$550.00m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$517.96m across 6 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$489.00m across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$347.93m across 14 disclosed equity rounds
Darker bars = larger roundsFocus: Waste-to-fuel feedstock processing and Fischer‑Tropsch synthesis technologies
CPC C10G2/32, C10G1/002, C10G2/00Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$296.98m across 5 disclosed equity rounds
Darker bars = larger roundsFocus: Solar panel mounting hardware and integrated tracking/fastening systems
CPC H02S20/23, H02S50/00, G06F30/13Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$270.74m across 15 disclosed equity rounds
Darker bars = larger roundsFocus: Shingled photovoltaic module design, interconnect wiring, adhesive control, and mounting systems
CPC H10F71/00, H10F77/488, H10F77/935Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$223.90m across 4 disclosed equity rounds
Darker bars = larger roundsFocus: Catalytic thermochemical conversion of biomass into renewable fuels and chemicals
CPC C10L1/02, C10B53/02, C10G3/50Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$183.25m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$160.93m across 23 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$136.89m across 4 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Meet the people behind energy companies in California. 484 of 1,387 companies list founders or leaders; where a public LinkedIn profile matches exactly, the expanded profile shows the photo, headline, location and education.
Companies whose recorded headcount rose the most between the two most recent team-size snapshots. A larger team is a signal of momentum, not of profitability.
Oil & gas downstream servicesSupplier of gasoline based additive for fuels to increase engine performance and durability
UtilitiesAmerican States Water Company (AWR), is the parent company of Golden State Water Company (GSWC) and American States Utility Services, Inc.
Founders
Details not available
BioenergyWood chips and pellets producer
Solar energySMA America offers photovoltaic system technology and support services.
Founders
Details not available
Developer of diversified style of solar panels
Solar energySolar installation company
Founders
Details not available
Oil & gas midstreamProvider of natural gas gathering and processing services
Solar energyDistributed energy producers
Oil & gas downstreamPetroleum product distribution company
Oilfield servicesBC2 Environmental is a provider of environmental and geotechnical drilling solutions.
Founders
Details not available
BioenergyVertically integrated renewable fuels company focused on sustainable, low-carbon transportation solutions
Energy efficiencyManufacturer of lighting system
Focus: Biomass enzymatic hydrolysis, hydrogen production/reforming, and fuel processing technologies.
CPC H01M8/04, C08H8/00, C01B3/56Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Syngas generation and Fischer‑Tropsch catalyst production/activation technologies.
CPC B01J23/78, C10J3/485, B01J37/18Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Electroacoustic transducers, MEMS-based loudspeaker components, and ballistic rectifier energy converters.
CPC H04R19/02, H04R9/06, F04B43/043Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Energy companies in California with at least one woman on the founding team. Expand a profile to meet the founders; teams can include both women and men.
Solar energyResidential solar solution developer
Hydro powerDeveloper of hydro-turbine technology designed to protect fish and aquatic ecosystems
Solar energySolar panel warranty support now provided by SunPower
Nuclear energyDeveloper of small modular reactor
Oilfield servicesDeveloper of fit-for-purpose floating systems for energy production
Founders
Details not available
Energy efficiencyManufacturer of load-switch device
BioenergyProvider of online demo accounts for slot games
Solar energySolar appliance manufacturer empowering off-grid communities with reliable, clean energy
BioenergyProducer of bio fuels
Geothermal energyProvider of decarbonizing services for buildings with geothermal heating and cooling
Energy storageSilicon Joule battery technology for safer, lower-cost, high-performance energy storage
Iot applicationsPlatform providing satellite data and AI for biosolar and storage
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$73.33m across 7 disclosed equity rounds
Darker bars = larger roundsFocus: Hydraulic turbine and fish-friendly turbine rotor technologies for hydroelectric power generation
CPC F03B3/121, F03B1/04, B65G17/42Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$270.74m across 15 disclosed equity rounds
Darker bars = larger roundsFocus: Shingled photovoltaic module design, interconnect wiring, adhesive control, and mounting systems
CPC H10F71/00, H10F77/488, H10F77/935Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Design and operation of small modular nuclear reactors and integrated fuel/heat‑exchange systems.
CPC G21C19/10, G21C3/626, G21C13/10Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$16.57m across 2 disclosed equity rounds
Darker bars = larger roundsFocus: Design and assembly of floating offshore platforms and marine cable connector systems
CPC B63B35/44, B63B73/20, B63B75/00Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$7.68m across 5 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$350k across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$20.50m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$22.10m across 5 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$300k across 2 disclosed equity rounds
Darker bars = larger roundsFocus: IoT-enabled rooftop farming platforms integrating smart‑city sensor data for precision agriculture
CPC G06V10/82, G06V20/176Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Energy companies in California founded in the last four years, newest first.
Engineering consultingProvider of compressed air and vacuum system assessment and repair solutions
Founders
Details not available
Oil & gas equipmentSupplier of oilfield equipment
Provider of energy efficiency program implementation, outreach, and direct install services
Founders
Details not available
A company that focuses on the exploration and development of white hydrogen, a sustainable and eco-friendly energy source, through innovative technologies and solutions.
Founders
Details not available
Electricity transmission & distribution equipmentManufacturer of power transformers, circuit breakers, and switchgear for utility and industrial applications
Nuclear energyDeveloper of technology pursuing commercialization of fusion energy production
Services for energy storageProvider of battery storage services intended to optimize grid-connected battery storage
Non- renewable power generationProvider of electricity generation and consumption services
Oil & gas downstreamBay Area's premier on-site fueling company: rapid delivery, competitive pricing
Founders
Details not available
Energy efficiencyProvider of LED lighting solution
Founders
Details not available
Geothermal energyProvider of off-grid power solutions and electrical contracting services
Energy efficiencyManufacturer of high-efficiency inductors, transformers, and stator cores
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$183.25m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Companies with the most distinct news events in the last 24 months across the business press Fliar tracks.
Oil & gas upstreamEnergy company finding and exploiting energy projects in oil and gas sector
Founders
Details not available
BioenergyManufactures specialty organic chemicals and biodiesel
Wind energyDeveloper of wind energy projects
Solar energyProvider of solar energy services for residential
Nuclear energyDeveloper of small modular reactor
Solar energyDesigner of solar power conversion and storage products
Nuclear energyProvider of radiation detection, measurement, analysis and monitoring products and services
Solar energyManufacturer of photovoltaic products, energy storage, system solutions, and digital services
Developer of diversified style of solar panels
Oil & gas upstreamProvider of oil & gas exploration and production services
Transmission system operators (tso)Operator of transmission lines to connect power generation to utilities
Founders
Details not available
Oil & gas downstreamProvider of natural gas for transportation services
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Production and application of sulfonated aromatic acid salts for polymer modification
CPC C07C303/32, C07C303/22, C07C41/56Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Intelligent building electrical distribution and adaptive control hardware systems
CPC G05B13/024, G06N20/00, G11C16/3436Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$296.98m across 5 disclosed equity rounds
Darker bars = larger roundsFocus: Solar panel mounting hardware and integrated tracking/fastening systems
CPC H02S20/23, H02S50/00, G06F30/13Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Design and operation of small modular nuclear reactors and integrated fuel/heat‑exchange systems.
CPC G21C19/10, G21C3/626, G21C13/10Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$160.93m across 23 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Radiation detection and dosimetry instrumentation for monitoring ionizing radiation levels.
CPC G01T1/026, G01T1/185, G01T1/17Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$550.00m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
The most common specialisations among energy companies in California. Open a company to see what it sells, who runs it and how far it has come.
628 energy companies in California work in solar energy. Shown: the best-documented.
Solar energyProvider of solar power design software for residential and commercial projects


Solar energyOffers solar mounting system

Solar energyEnhancing solar power plant performance with innovative QuantumBoost technology
Solar energyProvider of solar energy services for residential
Solar energySolar EPC
Solar energyDeveloper of solar energy projects
Solar energyEnergy Services Company
Solar energyProvider of solar panels, solar panel kits, and related components
Solar energyDeveloper of utility-scale wind and solar power projects
Solar energyProvider of solar energy services for homes
Solar energyCompany specializing in residential solar energy solutions and smart home integration through a network of partners across the US
Solar energyResidential solar solution developer
US$134k across 3 disclosed equity rounds
Darker bars = larger rounds

Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$12.47m across 5 disclosed equity rounds
Darker bars = larger rounds
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$13.27m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$296.98m across 5 disclosed equity rounds
Darker bars = larger roundsFocus: Solar panel mounting hardware and integrated tracking/fastening systems
CPC H02S20/23, H02S50/00, G06F30/13Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$61.40m across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$405k across 3 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$9.98m across 6 disclosed equity rounds
Darker bars = larger roundsFocus: Linked database integration platforms and social network analysis tools
CPC G06F16/9536, G06F16/951Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$845.32m across 9 disclosed equity rounds
Darker bars = larger roundsFocus: Non‑planar cylindrical solar cell modules with integrated filler and volume‑compensation packaging
CPC H10F77/147, H10F19/80, H10F77/45Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$1.18m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$11.68m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
139 energy companies in California work in energy efficiency. Shown: the best-documented.
Energy efficiencyEnergy efficient buildings
Founders
Details not available
Energy efficiencyManufacturer of load-switch device
Energy efficiencyManufacturer of LED lighting products and fixtures
Energy efficiencyProvider of geothermal energy production services
Energy efficiencyManufacturer of lighting systems
Energy efficiencyManufacturer of high-performance UVB/C solid-state emitters & UVC LEDs
Energy efficiencyProvider of energy efficiency solutions and sustainable infrastructure products
Energy efficiencyManufacturer of LED lighting products
Energy efficiencyManufacturer of smart LED bracelets
Founders
Details not available
Energy efficiencyProvider of smart hydraulic solutions for the fluid power systems
Founders
Details not available
Energy efficiencyDesigner & build energy structure and electrical & plumbing maintenance services
Energy efficiencyArchitectural lighting solutions illuminating spaces with innovative and configurable designs
US$136.89m across 4 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$47.00m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Enhanced geothermal heat extraction via high‑thermal‑conductivity slurries and grout systems
CPC F24T10/17, C09K8/5045, F24T50/00Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: UV LED air-disinfection lighting and advanced LED current-spreading/packaging technologies.
CPC A61L2/10, A61L9/20, H10H20/812Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$808k across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
102 energy companies in California work in wind energy. Shown: the best-documented.
Solar energyDeveloper of utility-scale wind and solar power projects
Wind energyPortable wind turbine solutions for clean, low-cost, off-grid power
Solar energyManufacturer of solar powered generators
Wind energySolar panel & products installation company
Household durablesInnovative energy solutions company dedicated to providing clean, reliable, and affordable power
Founders
Details not available
Wind energyDeveloper of wind energy projects
Solar energyPower industry advisory services focusing on strategic, commercial, and financial solutions
Developer of innovative floating wind technologies for clean energy solutions
Wind energyProvider of clean power rights in wind and solar sectors
Developer of solar and wind energy projects
Manufactures wind turbines
Wind energyDeveloper of wind energy projects
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$37.20m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$14.25m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Intelligent building electrical distribution and adaptive control hardware systems
CPC G05B13/024, G06N20/00, G11C16/3436Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
93 energy companies in California work in bioenergy. Shown: the best-documented.
Waste & water managementProvider of ethanol production solution from municipal solid waste
BioenergyProvider of biofuels services
BioenergyDeveloper and operator of anaerobic manure digesters
BioenergyBiethanol and Bio Diesel manufacturer
BioenergyProvider of waste-to-energy solution
BioenergyEnergy generation from biomass
BioenergyEnergy generation equipment from biomass
BioenergyProduce variants of Dimethyl ether( an alternative for biodiesel)
Waste & water managementWaste-to-biogas generation units for commercial buildings
BioenergyProvider of online demo accounts for slot games
Blog focusing on dairy products related topics
Founders
Details not available
BioenergyBiofuel retail fuel stations
US$347.93m across 14 disclosed equity rounds
Darker bars = larger roundsFocus: Waste-to-fuel feedstock processing and Fischer‑Tropsch synthesis technologies
CPC C10G2/32, C10G1/002, C10G2/00Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Focus: Genetically engineered microalgae for enhanced biomass and lipid production for biofuels
CPC C12P7/64, C12N9/16, C12P7/6463Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$223.90m across 4 disclosed equity rounds
Darker bars = larger roundsFocus: Catalytic thermochemical conversion of biomass into renewable fuels and chemicals
CPC C10L1/02, C10B53/02, C10G3/50Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$5.15m across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$595k across 2 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$7.68m across 5 disclosed equity rounds
Darker bars = larger roundsEach tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
US$33.55m across 3 disclosed equity rounds
Darker bars = larger roundsFocus: Conductive hybrid yarns for integrated wearable bio‑electronic textiles and moisture‑managed electrodes.
CPC A61B5/6804, D02G3/36, G01N15/1492Each tile appears only where data is on record. Founder photos and LinkedIn links appear where a profile matches exactly.
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