Best Sustainability Tech Companies in Somerville, United States
The 31 best Sustainability Tech companies in Somerville, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Form Energy.
Our analysis of 84 Sustainability Tech companies
$19.4b in tracked funding; 85% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Sustainability Tech companies in Somerville
| # | Company | Disclosed funding | Last round | Employees | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|
| 1 | Form Energy Clean energy technology platform developing long-duration iron-air battery systems 83Patents top 11%Funding top 15%Innovation top 16%Moat top 26% All 12 signals ▾Patentstop 11% Fundingtop 15% Innovationtop 16% Moattop 26% Producttop 28% Growthtop 31% Partnerstop 31% Talenttop 34% Newstop 36% Markettop 37% Techtop 44% Globalbottom 44% Patents: 358 patents matched (strict assignee match) · 302 filings since 2022 vs 54 in 2017-21 Funding: Raised $1.1B across 9 rounds · 9 rounds over 8 yrs (1.1/yr) rank vs industry peers · Fliar Intelligence Index 83/100 | $1.1B | 22 mo ago | 372 372 → 850 (+128%) | Ted Wiley Co-Founder + President & COO | 358 patents Patents concentrated in electrical & electronics | — |
| 2 | Generate Biomedicines 🦄 Developer of a platform for generating novel protein-based therapeutic modalities 78AI top 18%Funding top 23%News top 24%Innovation top 25% All 12 signals ▾AItop 18% Fundingtop 23% Newstop 24% Innovationtop 25% Growthtop 25% Patentstop 25% Moattop 25% Talenttop 28% Markettop 45% Techbottom 43% Globalbottom 42% Fin. healthbottom 39% AI: Classified as an AI company · Holds AI/ML patents (G06N-family CPC) Funding: Raised $643M across 3 rounds · 3 rounds over 5 yrs (0.6/yr) rank vs industry peers · Fliar Intelligence Index 78/100 | $643M | 22 mo ago | 75 | Gevorg Grigoryan Co-Founder & CTO | 36 patents AI-driven protein design and therapeutic antibody engineering for disease treatment | — |
| 3 | Finch Therapeutics Developer of microbiome-based therapies by using human-first discovery platform | $184M | 73 mo ago | 18 | Tom Borody Co-Founder | 129 patents Microbiome-based therapeutics for gastrointestinal and neurodevelopmental disorders | — |
| 4 | ZwitterCo Manufacturer of wastewater treatment systems using membrane technology 60Funding top 24%Product top 30%Innovation top 33%Moat top 37% All 11 signals ▾Fundingtop 24% Producttop 30% Innovationtop 33% Moattop 37% Techtop 38% Talenttop 38% Patentstop 39% Growthtop 40% Globalbottom 39% Marketbottom 38% Newsbottom 21% Funding: Raised $102M across 5 rounds · 5 rounds over 6 yrs (0.8/yr) Product: 8 distinct product lines · Company stage: Series B rank vs industry peers · Fliar Intelligence Index 60/100 | $102M | 28 mo ago | 57 57 → 86 (+51%) | Christopher Drover Co-Founder & CTO | 14 patents Cross‑linkable charged zwitterionic polymer membranes for advanced filtration and separation | — |
| 5 | LineVision Provider of AI and cloud-driven optical sensor-based solutions for grid network monitoring | $48M | 49 mo ago | 78 | Jonathan Marmillo Co-Founder | 22 patents Power transmission line monitoring and tower mounting using optical sensors and diagnostics | — |
| 6 | Alloy Enterprises Manufacturer of light weighting, aluminum products | $37M | 41 mo ago | 44 44 → 36 (-18%) | Andrea Bedell Co-Founder & COO | 19 patents Wear‑resistant, acid‑corrosion‑resistant austenitic iron alloys for engine valve seats | — |
| 7 | Clockworks Analytics Developer of building analytics software for energy performance and maintenance | $28M | 38 mo ago | 61 61 → 121 (+98%) | Sian Kleindienst Co-Founder | — | — |
| 8 | VIA Developer of Web3 solutions that protect data against theft, misuse | $20M | 21 mo ago | 50 | Colin Gounden Co-Founder & CEO | — | — |
| 9 | Gynecare Developer of medical devices for the treatment of dysfunctional uterine bleeding | $15M | 378 mo ago | 44 | — | 6 patents Patents concentrated in health & consumer products | — |
| 10 | Eden GeoPower Geothermal micro energy generation technology developers | $13M | 19 mo ago | 20 | — | 30 patents Electrically enhanced in‑situ mining, fracturing, and hydrogen‑production stimulation technologies. | — |
| 11 | Sunwealth Clean energy investment and crowdfunding platform | $10M | 21 mo ago | 34 34 → 28 (-18%) | Jon Abe CEO & Founder | — | — |
| 12 | Grove Manufactures and supplies IoT-based aquaponic growing system | $4M | 134 mo ago | 18 | James Byron Co-Founder | 68 patents Advanced telescopic crane mechanisms: variable counterweights, slide bearings, and sensor systems | — |
| 13 | Onvector Provider of plasma-based water treatment solutions | $2M | 40 mo ago | 9 | Daniel Cho CEO | 20 patents Plasma-based water purification and treatment technologies using venturi discharge and pulsed fields | — |
| 14 | Heila Technologies Provider of energy solutions for data centers, industrial, and home | $2M | 76 mo ago | 21 | — | — | — |
| 15 | Sol Clarity Developer of electrodynamic screen technology for automated solar panel cleaning | $1M | 48 mo ago | 10 | Ryan Eriksen Co-Founder | — | — |
| 16 | QuantAQ Provider of air quality monitoring solutions | $520K | 54 mo ago | 9 | David Hagan Founder & CEO | 7 patents Portable air-quality sensors measuring gases such as CO₂, VOCs, and pollutants. | — |
| 17 | Spare-it Provider of solutions to track waste | $405K | 73 mo ago | 10 | Laurent Meunier Co-founder | — | — |
| 18 | Medley Thermal Provider of solutions to switch between the energy sources | $213K | 75 mo ago | 2 | — | — | — |
| 19 | Save Energy Systems AI-driven energy and facility management for smarter, greener buildings | $200K | 161 mo ago | 4 | — | — | — |
| 20 | NewGrid Topology control to avoid congestion in transmission lines | $125K | 104 mo ago | 7 | — | — | — |
| 21 | Helix Power IoT-enabled building energy management system | $100K | 59 mo ago | 4 | — | — | — |
Top 12 Sustainability Tech companies in Somerville
#1
Series F · Somerville, Massachusetts · founded 2009 · 372 employees$1.1Braised▾
Clean energy technology platform developing long-duration iron-air battery systems. It develops advanced battery solutions capable of storing electricity for multiple days, helping balance energy supply and demand during periods of high stress or renewable energy intermittency. It is designed to support the transition to a cleaner and more resilient electric grid by enabling greater integration of renewable energy sources such as wind and solar. Its technology centers on cost-effective, scalable battery systems built for long-duration storage applications, addressing critical gaps in traditional short-duration energy storage solutions.
- Jan 2026Series F—
- Oct 2024Series F$405M
- Aug 2023Grant (prize money)$12M
- Sep 2022Series E$450M
#2
Public · Somerville, Massachusetts · founded 2018 · 75 employees$643Mraised▾
Developer of a platform for generating novel protein-based therapeutic modalities. The platform aims to expand technical possibilities to change how medicines are made. It studies proteins to learn rules by which nature encodes function. The company generates medicines across therapeutic modalities with speed and success.
- Dec 2024Series C—
- Sep 2023Series C$273M
- Nov 2021Series B$370M
- Sep 2020Series A$50M
#3
Series B · Somerville, Massachusetts · founded 2016 · 50 employees$20.2Mraised▾
Developer of Web3 solutions that protect data against theft, misuse. The company offers products for revealing intelligence to disrupt criminal networks and security protocols designed for future protection. It provides situational awareness through advanced mapping, a gateway for managing digital assets, and passwordless logins. The company delivers technical guides for implementing its solutions.
- Jan 2025Series B$28.4M
- Jul 2024Grant (prize money)$200K
- Jul 2023Grant (prize money)$200K
- Mar 2021Series A$10.1M
#4
Seed · Somerville, Massachusetts · founded 2017 · 20 employees$12.7Mraised▾
Geothermal micro energy generation technology developers. The company specializes in breaking rocks with electricity to enhance subsurface permeability. It leverages patented Electrical Reservoir Stimulation (ERS) Technology, which reduces water consumption, curbs carbon emissions, and mitigates the seismicity risks at the time of traditional hydraulic fracturing.
#5
Series A · Somerville, Massachusetts · founded 2015 · 34 employees$10Mraised▾
Clean energy investment and crowdfunding platform. It is a clean energy investment firm that curates commercial solar projects and offers them for investment. It allows accredited as well as institutional investors to invest on the platform. Investors can make direct investments in bond and tax equity products through the platform.
- Jan 2025Series A$2M
- Oct 2023Series A$10M
- May 2021Conventional Debt$2.9M
- Oct 2018Conventional Debt$3M
#6
Series B · Somerville, Massachusetts · founded 2018 · 57 employees$101.7Mraised▾
Zwitter manufactures wastewater treatment systems using membrane technology. Uses nanofiltration technology that claims to stop 98% of organic molecules, enabling efficient water recycling and reducing fouling of membranes in industrial water treatment applications. Has nanoscale pores that are built from self-assembling zwitterionic polymers.
- Jul 2024Series B$58.4M
- May 2022Series A$33.4M
- Mar 2021Seed$5.9M
- Oct 2020Seed$1.9M
#7
Series E · Somerville, Massachusetts · founded 2007 · 61 employees$28Mraised▾
Developer of building analytics software for energy performance and maintenance. The software analyzes building systems data to identify performance issues and provide diagnostic information. It offers tools for monitoring energy performance, indoor environmental quality, and equipment operation. The software helps users identify impactful issues, determine root causes, and recommend actions. It also provides task and team management features.
- Aug 2023Series E$16.1M
- Dec 2020Series D$8M
- Jun 2020Seed$6.9M
- Oct 2016Seed—
#8
Acquired · Somerville, Massachusetts · founded 2020 · 44 employees$37Mraised▾
Manufacturer of light weighting, aluminum products
- May 2023Series A$26M
- Aug 2022Series A$3M
- Mar 2021Series A$4.3M
- Jul 2020Grant (prize money)$256K
#9
Series C · Somerville, Massachusetts · founded 2018 · 78 employees$47.6Mraised▾
Provider of AI and cloud-driven optical sensor-based solutions for grid network monitoring. The platform offerings include LineAware - which offers situational awareness solutions, LineRate - which leverages machine learning to provide forecasted line rating, LineHealth - which provides asset health monitoring solutions. Additionally, it offers pact monitoring services to monitor pipelines.
- Oct 2022Series C$33.1M
- Apr 2021Series B$12.5M
- Dec 2019Conventional Debt$2.3M
- Jan 2019Series A$2M
#10
Public · Somerville, Massachusetts · founded 2004 · 18 employees$184Mraised▾
Finch Therapeutics is a developer of microbiome-based therapies using a human-first discovery platform. It is using proprietary machine learning techniques to build a clinically annotated library of strains that drive clinical phenotypes of interest. It has also developed an AquaShell for targeted delivery of microbial therapeutics. Its products mainly focussed on Inflammatory Bowel Disease (preclinical), and others.
- Sep 2020Series D$90M
- Jul 2019Series C$53.5M
- Mar 2018Series B$36M
- Jan 2017Series A$3.7M
#11
Seed · Somerville, Massachusetts · founded 2012 · 9 employees$2.5Mraised▾
Provider of plasma-based water treatment solutions. It provides industrial water treatment technology powered by lightning. Its plasma systems deliver arc lightning to purify the contaminated water without the use of chemicals.
- Jul 2023Seed$2.5M
- Jul 2021Grant (prize money)$100K
#12
Seed · Somerville, Massachusetts · founded 2020 · 10 employees$1.3Mraised▾
Developer of electrodynamic screen technology for automated solar panel cleaning. The technology is designed as an overlay for solar panels. It automatically removes dust, improving energy yield without water. The electrodynamic screen technology offers non-contact cleaning using electric fields, requiring no manual labor.
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Sustainability Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Climate Adaptation is moving in the United States
A read on the academic research around Climate Adaptation — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 1,953 United States-affiliated papers.
- Columbia University52
- University of North Carolina at Chapel Hill43
- Arizona State University42
- Texas A&M University42
- Purdue University West Lafayette35
- Flood myth4→56
- Climate change6→47
- Flooding (psychology)2→23
- Climate resilience1→16
- Flood mitigation2→14
- Flood myth50→178
- Climate change35→155
- Flooding (psychology)18→97
- Resilience (materials science)10→84
- Psychological resilience12→55
- Climate change71→449
- Resilience (materials science)17→139
- Flood myth36→158
- Psychological resilience13→115
- Climate resilience14→92
Where climate adaptation 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 climate adaptation patents in the United States
United States climate adaptation patent filing is cooling — 28 filings from 19 assignees (2016–2025), led by ILC Dover, Garcia Rogerio, Serralta Denset; annual filings 6→1.
- ILC Dover20
- Garcia Rogerio4
- Serralta Denset4
- Zesty AI2
- Ballard Tristan1
- Elgesem Ralph OLAV1
- Allstate Insurance1
- LJ Yodock & ASS1
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.