Best Energy Companies in Switzerland
The 338 best Energy companies in Switzerland in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Gunvor Group.
$26.5 billion in disclosed funding across 338 tracked Energy companies in Switzerland tells you something real about how seriously this country takes the transition. That's not hype money. Gunvor Group anchors the top of this directory with $18.0B in funding, and Axpo follows at $7.6B, two names that together account for the overwhelming bulk of capital in this market. So when you're sizing up the Swiss energy field, you're looking at a landscape shaped by a handful of outsized players pulling serious weight, with early-stage names like Candi Solar ($42M) and Insolight ($13M) carving out space in solar and photovoltaic technology.
Coverage momentum is real and measurable. Median install growth across energy apps hit roughly 28% year-over-year across 138 tracked applications, and the hot themes driving that, solar electricity generation, EV battery technology, EV energy management systems, track closely with where Swiss capital is flowing. I'd note that geopolitical pressure is doing some of the work here too, with supply disruptions reshaping global energy trade pushing distributed energy resources up every serious investor's priority list. According to grid edge readiness research, countries are at very different stages of flexible load integration, and Switzerland's funding depth suggests it's not waiting around.
Our analysis of 441 Energy companies
$135.1b in tracked funding; 76% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Energy companies in Switzerland
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Market signals (1y) | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Gunvor Group Provider of oil & gas refining, pipeline, storage, and trading services | $18.0B | 30 mo ago | 5,000 | Torbjorn Tornqvist Co-Founder & CEO | WordPress Block EditorWordPressApple iCloud Mail+32 | 12 signals ▲140% M&A · Acquisition · Leadership | — | 3 partnerships |
| 2 | Axpo Developer of hydro power projects | $7.6B | 26 mo ago | 6,000 | Christoph Brand CEO | WordPressApple iCloud MailMicrosoft 365+30 | 7 signals ▼22% Contracts · Announcements · Leadership | 3 patents Portable power supply units and modular lightweight wall reinforcement construction systems | 1 partnership · 1 award |
| 3 | Alpiq Provider of energy trading, asset management, and renewable energy solutions | $302M | 74 mo ago | 1,200 | Solange Cardon Ceo Alpiq Retail France | TYPO3 CMSPHPAmazon ALB+10 | 4 signals ▲300% Contracts · Hiring · Acquisition | — | — |
| 4 | Etrion Independent Solar power producer | $194M | 83 mo ago | 17 | — | — | — | — | — |
| 5 | Addax Bioenergy Bioethanol and biomass based energy generation | $180M | 180 mo ago | — | Simon Cleasby CEO | — | — | — | — |
| 6 | MET Petroleum AG Provider of natural gas, power, oil, LNG/LPG, and power generation services | $59M | 22 mo ago | 290 | Gyorgy Kovacs CEO & Vice-Chairman of the Board of Directors | WordPressMySQLPHP+37 | — | — | — |
| 7 | Candi Solar Provider of end-to-end solar and battery solutions for businesses | $42M | 6 mo ago | 71 | Philippe Flamand CEO | Cart FunctionalitySquarespace CommerceSquarespace+29 | 12 signals ▲500% Funding · Capital raise | — | — |
| 8 | Transmutex Developer of accelerator-powered technology for nuclear waste remediation and medical isotope production | $32M | 28 mo ago | 30 | Franklin Franklin Servan-Schreiber Co-Founder & CEO | WixSentryEnvoy+12 | — | 7 patents Patents concentrated in computing, sensing & instrumentation | 1 partnership · 1 expansion |
| 9 | TVP Solar Manufactures high temperature to low temperature solar thermal products | $19M | 81 mo ago | 80 | Vittorio Palmieri Founder and Chief Technology Officer | WordPress Block EditorElementorWordPress+37 | — | 136 patents Vacuum-sealed double‑sided solar thermal panels and related manufacturing methods | — |
| 10 | Depsys Supplier of electricity | $18M | 49 mo ago | 31 | Joel Jaton Chief Technology Officer and Co-Founder | — | — | 18 patents Advanced distribution grid monitoring: sensitivity coefficients, fault localization, and topology estimation. | — |
| 11 | Insolight High-efficiency CPV solar cells developer | $13M | 8 mo ago | 15 | — | WordPressMySQLMariaDB+22 | — | 48 patents Dynamic solar concentrator optics for adaptive light regulation and photovoltaic power generation | — |
| 12 | UniSieve Provider of membrane solutions for gas separation and chemical feedstock purification | $10M | 37 mo ago | 13 | Samuel Hess CEO | Cart FunctionalityWix eCommerceWix+17 | — | 12 patents Membrane-based gas separation and carbon capture; polymer production from low-grade monomers. | — |
| 13 | Principle Energy Independent insurance agency offering personal and business insurance solutions | $10M | 207 mo ago | — | Brian Alan Myerson Co-Founder | — | — | — | — |
| 14 | Swissinso Solar research and development company | $6M | 185 mo ago | 3 | — | — | — | 15 patents Colored reflective laminated glass for high-transmission solar energy applications | — |
| 15 | Crosstown H2R Provider of CO2 burner for power generation | $6M | 11 mo ago | — | Prith Harasgama Co-Founder & Co-CEO | — | — | 11 patents Industrial heating burners for furnaces and boilers | — |
| 16 | ExerGo Online platform offering carbon capturing solutions | $4M | 39 mo ago | — | Daniel Favrat Co-Founder | WordPressMySQLPHP+29 | — | 13 patents Patents concentrated in mechanical & energy engineering | — |
| 17 | RTDT Developer of wireless sensor system for wind turbine blade monitoring | $4M | 11 mo ago | — | Aris Mukherjee Co-Founder & COO | — | — | — | 3 awards |
| 18 | WattAnyWhere Manufacturer of solid oxide fuel cell based mobile generators | $4M | 23 mo ago | 5 | Alexandre Laybros Co-Founder | WordPressMySQLPHP+41 | — | 4 patents Stationary organic‑fuel chemical power generation systems (fuel cells/combustion converters). | — |
| 19 | MPOWER Provider of solar financial services | $4M | 15 mo ago | 26 | Michael Eschmann Co-Founder & COO at MPower Ventures AG | Cart FunctionalityShopifyPayPal+12 | — | — | 1 job opening · 2 awards |
| 20 | dhp technology Developer and manufacturer of solar folding roof panel | $3M | 63 mo ago | 28 | — | HubSpot CMS HubLeadfeederLinkedin Insight Tag+14 | — | 2 patents Design and construction of photovoltaic solar power generation systems. | 3 launchs |
| 21 | WinJi Developer of solar energy projects | $2M | 69 mo ago | 14 | Hans Granicher Co-Founder | — | — | 2 patents Power plant performance monitoring and operational optimization systems | — |
| 22 | Agile Wind Power Manufacturer of vertical axis wind turbines | $2M | 78 mo ago | — | Patrick Richter CEO | YouTubePrototypeNginx+9 | — | 38 patents Vertical-axis wind turbines with tip‑speed ratio control and coaxial blade‑pitch mechanisms | — |
| 23 | Manas Petroleum Corp Oil and gas exploration and production company | $1M | 185 mo ago | 32 | — | — | — | — | — |
| 24 | Freshape Developer of utility renewable energy projects | $1M | 77 mo ago | 50 | Caroline Kwong Co-Founder | Animate.cssNginxAOS+6 | — | 115 patents Patents concentrated in computing, sensing & instrumentation | — |
| 25 | Basel Precision Instruments Provider of instrumentation for the quantum including stable equipment for researchers | $1M | 78 mo ago | — | Parisa Fallahi Cofounder and CEO | WixSentryBootstrap+12 | — | — | 1 partnership |
| 26 | Tep-Energy Provider of energy sector analyses, modeling, and consulting services | $989K | 69 mo ago | 6 | — | — | — | — | — |
| 27 | VARO Energy Provider of oil & gas refining, marketing, storage, and distribution services | $225K | 73 mo ago | 2,100 | Dev Sanyal Chief Executive Officer | WordPressApple iCloud MailMicrosoft 365+21 | — | — | — |
| 28 | 3S Manufacturer of integrated solar solutions for buildings, specializing in solar modules for roofs, facades… | $197K | 81 mo ago | 86 | — | HubSpot CMS HubProton MailMicrosoft 365+17 | — | — | — |
| 29 | Hitachi Energy Provider of renewable energy and electricity distribution services | $170K | 44 mo ago | 1,880 | Andreas Schierenbeck CEO | Apple iCloud MailMicrosoft 365GraphQL+18 | 50 signals ▲35% Earnings · Hiring · Capital raise | 3,773 patents Advanced power semiconductor modules and control systems for high‑voltage energy conversion. | 2 partnerships · 1 expansion |
| 30 | Borobotics Manufacturer of drilling robots that generates heat energy | $168K | 33 mo ago | — | Hans Jorg Dennig Co-Founder & CEO | WixSentryApple iCloud Mail+16 | — | 2 patents Inflatable-segment drilling robots for subterranean borehole creation and maintenance | — |
| 31 | Solaxer Developer of solar energy projects | $151K | 44 mo ago | 4 | Anna Krammer Co-Founder | — | — | — | — |
| 32 | Cowa Thermal Solutions Water-based thermal energy storage company | $150K | 80 mo ago | 7 | Remo Waser Co-Founder | Craft CMSPHPYii+9 | — | 6 patents Phase‑change material formulations and encapsulated thermal storage systems | 1 job opening · 1 internship · 1 award |
| 33 | evoly Provider of smart metering solution services | $125K | 48 mo ago | 3 | Hassan Lantry Co-Founder | — | — | — | — |
| 34 | ennos Provider of high-quality surface solar water pumps | $120K | 95 mo ago | 8 | Karin Vezzini Co-Founder & CEO | WordPressMySQLPHP+20 | — | — | 2 launchs |
Top 12 Energy companies in Switzerland
#1
Series C · Zurich, Zurich · founded 2017 · 71 employees$42Mraised▾
Provider of end-to-end solar and battery solutions for businesses. The company offers customized finance and performance solutions. It handles the complete installation process, ensuring a seamless and efficient setup. The company manages the system, guaranteeing optimal performance, energy optimisation, and reliability.
- Nov 2025Conventional Debt$58.5M
- Jul 2025Series C$24M
- Oct 2024Conventional Debt$18M
- Jun 2024Series C$38M
#2
Funding Raised · Geneva, Geneva · founded 2000 · 5000 employees$18Braised▾
Provider of oil & gas refining, pipeline, storage, and trading services
- Dec 2023Conventional Debt$437.6K
- Jul 2023Conventional Debt$1.1B
- Jan 2023Conventional Debt$1.6B
- Nov 2022Conventional Debt$1.4B
#3
Funding Raised · Baden, Aargau · founded 2001 · 6000 employees$7.6Braised▾
Developer of hydro power projects
- Mar 2024Conventional Debt$7.6B
- Sep 2022Conventional Debt—
- Sep 2021Grant (prize money)$102.2K
- Dec 2020Grant (prize money)$190.1K
#4
Series A · Lausanne, Vaud · founded 2015 · 15 employees$13.3Mraised▾
High-efficiency CPV solar cells developer. The CPV cells of Insolight are being claimed to achieve efficiency by using plastic lenses on top of the existing CPV cells. The system does not feature any trackers since the plastic lenses on top redirect sunlight coming from any direction towards the concentrator.
- Sep 2025Conventional Debt$1.2M
- Dec 2022Series A$5.2M
- Jul 2020Series A$5.4M
- Sep 2019Grant (prize money)$11.6M
#5
Seed · Baden, Aargau · founded 2022$6Mraised▾
Provider of CO2 burner for power generation. It is focused on delivering zero carbon burner solutions for gas turbines with a focus on sustainability and renewable energy.
- Jul 2025Seed$3.8M
- Mar 2024Grant (prize money)$2.2M
#6
Seed · Zurich, Zurich · founded 2022$4.1Mraised▾
Developer of wireless sensor system for wind turbine blade monitoring. The system provides aero-structural data for design, control, operations, and risk management. It features sensors, wireless autonomy, and a flexible design for installation on any blade section. The system supports configurations tailored to specific use cases, including aerodynamic and structural measurements. Data is delivered through dashboards and API access. Analytical modules offer insights at blade positions and turbine level. Actionable recommendations are provided to increase turbine profitability.
- Jul 2025Seed$4M
- Sep 2024Grant (prize money)$41.4K
- Mar 2024Grant (prize money)$11.8K
- Feb 2024Grant (prize money)—
#7
Acquired · Zug, Canton of Zug · founded 2012 · 290 employees$58.7Mraised▾
Provider of natural gas, power, oil, LNG/LPG, and power generation services
- Jul 2024Conventional Debt$1.2B
- Dec 2019Series C$58.7M
- Aug 2018Conventional Debt$128.9M
- Conventional Debt—
#8
Seed · Zurich, Zurich · founded 2017 · 26 employees$3.6Mraised▾
Provider of solar financial services
- Mar 2025Seed$2.7M
- Mar 2025Conventional Debt—
- Mar 2024Conventional Debt$2M
- Feb 2023Seed$1.6M
#9
Series A · Geneva, Geneva · founded 2019 · 30 employees$31.9Mraised▾
Developer of accelerator-powered technology for nuclear waste remediation and medical isotope production. This technology transforms nuclear waste into clean energy, significantly reducing its volume and radiotoxicity. It also produces radioisotopes for use in medical diagnostics and treatment. The resulting energy can be utilized for district heating or electricity generation. The process offers enhanced safety and proliferation resistance while promoting environmental sustainability.
- Jan 2024Series A$23.1M
- Jul 2022Series A$102K
- Jul 2021Series A$5.8M
- May 2021Seed$2.9M
#10
Seed · Sion, Valais · founded 2021 · 5 employees$3.9Mraised▾
Manufacturer of solid oxide fuel cell based mobile generators
#11
Public · Olten, Solothurn · founded 2009 · 1200 employees$302.1Mraised▾
Provider of energy trading, asset management, and renewable energy solutions. It offers electricity and gas trading services, manages energy assets, and provides structured solutions for energy producers. The company also offers risk management and portfolio optimization services, particularly within the renewable energy sector. Additional services include power purchase agreements (PPAs) and guarantee of origin (GoO) management. A focus is placed on supporting clients in achieving efficiency and sustainability goals.
- Apr 2020Grant (prize money)$921.6K
- Sep 2019Grant (prize money)$206.1K
- Jan 2009Series D$301M
#12
Public · Geneva, Geneva · founded 2008 · 17 employees$194.4Mraised▾
Etrion Corporation develops, builds, owns and operates utility-scale solar power generation plants.The Company owns 139 MW of installed solar capacity in Italy, Chile and Japan and has 25 MW of solar projects under construction in Japan. Etrion has corporate offices in Italy, Japan, Chile, USA and Switzerland.
- Jul 2019Conventional Debt$147.7M
- Jun 2018Conventional Debt$46.7M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Energy coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Grid Energy Storage is moving in Switzerland
A read on the academic research around Grid Energy Storage — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 328 Switzerland-affiliated papers.
- ETH Zurich81
- École Polytechnique Fédérale de Lausanne72
- Swiss Federal Laboratories for Materials Science and Technology40
- Paul Scherrer Institute37
- Lucerne University of Applied Sciences and Arts22
- Electrolyte3→10
- Electrode1→8
- Battery (electricity)5→10
- Electrochemistry3→7
- Supercapacitor2→6
- Renewable energy7→40
- Electrolyte3→22
- Electricity2→17
- Energy (signal processing)1→12
- Cathode3→14
- Renewable energy3→11
- Electricity1→4
- Battery (electricity)4→6
- Electrolyte2→4
Where energy storage is researched across Switzerland
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.