Best Energy Tech Companies in Philadelphia, United States
The 33 best Energy Tech companies in Philadelphia, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Viridity Energy.
Our analysis of 79 Energy Tech companies
$38.9b in tracked funding; 92% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Energy Tech companies in Philadelphia
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Viridity Energy Demand side management by online software | $76M | 125 mo ago | Acqui-Hired | — | 2008 | — | — | — |
| 2 | GO Provider of vehicle subscriptions with maintenance, roadside assistance, and warranty | $49M | 43 mo ago | Series C | Michael Beauchamp Founder & CEO | 2020 | WebflowMemberStackApple iCloud Mail+22 | — | — |
| 3 | Voltify Developer of battery locomotives charging systems and microgrid energy infrastructure 64Funding top 30%Patents top 37%Talent top 45%Tech top 46% All 6 signals ▾Fundingtop 30% Patentstop 37% Talenttop 45% Techtop 46% Innovationtop 48% Globaltop 48% Funding: Raised $30.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Patents: 8 patents matched (strict assignee match) · 8 filings since 2022 vs 0 in 2017-21 rank vs industry peers · Fliar Intelligence Index 64/100 | $30M | 8 mo ago | Seed | Daphna Langer Co-Founder & CEO | 2024 | Node.jsBootstrapNginx+11 | 8 patents Battery-powered rail locomotives, modular charging/swapping stations, and segmental electrification systems | — |
| 4 | Sapient Industries Provider of AI-driven energy management system | $21M | 66 mo ago | Series A | Sam Parks Co-Founder & Chief Product Officer | 2018 | WebflowApple iCloud MailGoogle Workspace+15 | 16 patents Location-based advertising and context-aware digital media platform services | — |
| 5 | Coralev Provider of electric vehicle charging station design, installation, and maintenance | $465K | 31 mo ago | Seed | Nirav Bisarya Co-Founder | 2022 | — | — | — |
| 6 | Kapsul Manufacturer of connected, modular air conditioning units for residential climate control | $420K | 101 mo ago | Seed | Kurt Swanson Co-Founder & CEO | 2016 | WixSentryZoho+7 | — | — |
| 7 | Junto Developer of electric bicycles | $300K | 114 mo ago | Seed | — | 2016 | — | — | — |
| 8 | GTRACK Technologies Online game platform offering max wins, jackpots, and daily bonuses | $150K | 127 mo ago | Deadpooled | Ashwin Amurthur Co-Founder and CTO | 2015 | — | — | — |
Top 9 Energy Tech companies in Philadelphia
#1
Seed · Philadelphia, Pennsylvania · founded 2024$30Mraised▾
Developer of battery locomotives charging systems and microgrid energy infrastructure. Provides retrofitting of diesel locomotives into battery electric systems integrated with onboard storage. Develops on route charging solutions enabling continuous operation through overhead energy transfer during transit. Builds microgrid energy systems using renewable generation and storage to supply high power rail operations independently from centralized grids. Extends energy infrastructure to industrial facilities such as factories, mines, and rail yards located along rail corridors. Integrates energy management capabilities to coordinate charging, storage, and power distribution across connected assets.
- Mar 2026Seed$30M
#2
Series C · Philadelphia, Pennsylvania · founded 2020 · 20 employees$49.3Mraised▾
Provider of vehicle subscriptions with maintenance, roadside assistance, and warranty. The company offers access to vehicles through a subscription model. This includes routine maintenance, roadside assistance, and warranty coverage. Eligibility requires a valid driver's license, a clean driving record, and a verifiable income source.
- Mar 2023Series C$6M
- Nov 2022Series C$2.3M
- Oct 2021Series C$41M
#3
Acqui-Hired · Philadelphia, Pennsylvania · founded 2008 · 27 employees$76.5Mraised▾
Viridity Energy is a Demand Side Management platform which regulates and controls the Demand Side/Consumer side of the Power market. Through its online software, VPower, it assists C&I power consumers optimize their power costs by accessing the power pool of the wholesale power market. To counter the losses that might occur due to mandatory DR programs, the users are offered Energy Intelligence through the platform to buy power from the wholesale market at a lower cost than Utilities, thus helping them reduce their energy costs. Apart from this they also assist renewable energy storage developers and generators in combinong renewable energy with storage and produce dispatchable electricity that the electric grid can rely upon. By combining solar with storage, the customer has a new opportunity to generate revenue through the wholesale markets and access tax credits designed to increase storage penetration.
- May 2016Series D$8.5M
- Apr 2015Series C—
- Aug 2012Series C$15M
- Jan 2011Series B$14M
#4
Series A · Philadelphia, Pennsylvania · founded 2018 · 28 employees$21.5Mraised▾
Provider of AI-driven energy management system. The system is a combination of smart outlets and smart power strips which run on a cloud-based machine learning platform. The software tools provide building power usage stats, with disaggregation based on devices, and automatically eliminates sources of energy wastage. The hardware products include a cloud-based smart outlet and power strip, which can be controlled via a web application.
- Apr 2021Series A$20M
- May 2020Seed$300K
- Jan 2019Seed$1.1M
- May 2018Seed$100K
#5
Seed · Philadelphia, Pennsylvania · founded 2022$465Kraised▾
Provider of electric vehicle charging station design, installation, and maintenance. The company offers site evaluation, technology solutions, and monetization opportunities. It manages the development of on-site charging, including buildout, commissioning, and maintenance. The company also provides vehicle analysis and management, recommending low-emission vehicle alternatives.
- Mar 2024Seed$465K
#6
Seed · Philadelphia, Pennsylvania · founded 2016 · 5 employees$420Kraised▾
Manufacturer of connected, modular air conditioning units for residential climate control. The company designs air conditioning products with smartphone app control and scheduling capabilities. Units feature quiet operation, simplified installation, and a single control knob. The company also provides customer support.
- 2018Seed$20K
- May 2018Seed$400K
#7
Seed · Philadelphia, Pennsylvania · founded 2016 · 4 employees$300Kraised▾
Junto designs and develops electric bicycles for personal transit and leisure purpose in the multi-terrain environment. Its bicycles feature a 350W high-torque electric motor coupled with a 556Wh lithium battery pack. As per the company's claim, its bicycles can provide a traveling range of 30-60 km per charge.
- Apr 2017Seed$300K
#8
Deadpooled · Philadelphia, Pennsylvania · founded 2015 · 3 employees$150Kraised▾
Online game platform offering max wins, jackpots, and daily bonuses. This is a gaming site where winning becomes a reality. It provides an online gaming experience with high Return to Player (RTP) rates, increasing the chances of big wins. It offers a variety of updated games and promises a user-friendly experience across devices with a secure system. Players can expect daily bonuses, including new member bonuses, and the potential for significant jackpots. It aims to provide a rewarding and enjoyable gaming environment for its users, focusing on delivering excitement and opportunities for substantial winnings. The platform supports digital payments and offers customer support to assist users. It encourages users to register, log in, and explore the available game options for a chance to win big.
- Mar 2016Seed$150K
#9
Seed · Philadelphia, Pennsylvania · founded 2017 · 14 employees—raised▾
AI-powered security solutions for safer spaces and proactive risk mitigation. The company delivers intelligent security through its software platform, transforming existing surveillance cameras into state-of-the-art AI sensors. The platform offers real-time detection, tracking, and analysis of people, vehicles, and potential threats. It integrates with access control systems for touchless entry and enhanced perimeter security. The company's solutions cater to various industries, including education, healthcare, commercial real estate, and government. The software enhances workplace safety by detecting unsafe conditions and automating audit and compliance reporting. The company's mission is to create easy-to-use, enterprise-grade AI software that makes the world safer and more secure. The company offers a SaaS platform that provides real-time actionable alerts to prevent high-impact dangers. The company's solutions leverage Artificial Intelligence, video analytics, and cloud-based technology to provide comprehensive cyber-physical security.
- Mar 2018Seed—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Energy Tech 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 the United States
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 5,941 United States-affiliated papers.
- Electric Power Research Institute204
- Pacific Northwest National Laboratory202
- Argonne National Laboratory193
- Northeastern University151
- Massachusetts Institute of Technology124
- Battery (electricity)57→359
- Electrolyte37→318
- Electrochemistry30→240
- Cathode32→224
- Anode37→209
- Renewable energy40→492
- Battery (electricity)59→507
- Power (physics)8→227
- Electrolyte27→244
- Electrochemistry37→240
- Battery (electricity)35→184
- Renewable energy24→156
- Electrolyte13→114
- Electrochemistry10→80
- Cathode9→72
Where energy storage is researched across United States
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.
Who's filing energy storage patents in the United States
United States energy storage patent filing is accelerating — 8,522 filings from 3,681 assignees (2016–2025), led by General Electric, ESS Technology, GM Global TECH Operations; annual filings 687→1058.
- General Electric592
- ESS Technology276
- GM Global TECH Operations233
- Fastcap Systems205
- UNIV California180
- Rondo Energy157
- United Technologies154
- Battelle Memorial Institute146
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.