Best Sustainability Tech Companies in New York City, United States
The 278 best Sustainability Tech companies in New York City, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Everest Medicines.
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 New York City
| # | Company | Disclosed funding | Employees | Founded | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Everest Medicines Developer of drugs for the treatment of cancer | $593M | 395 | 2017 | Kerry Blanchard CEO | Node.jsSvelteKitSvelte+5 | — | 3 partnerships |
| 2 | Delos Provider of solutions for indoor air purifiers | $541M | 199 199 → 156 (-22%) | 2009 | — | Cart FunctionalityShopifyApple iCloud Mail+37 | — | — |
| 3 | Clean Capital Online platform for funding solar projects 60Funding top 18%Talent top 28%Growth top 29%Moat top 31% All 10 signals ▾Fundingtop 18% Talenttop 28% Growthtop 29% Moattop 31% Producttop 40% Innovationtop 43% Techtop 44% Newstop 46% Globalbottom 39% Marketbottom 30% Funding: Raised $504M across 5 rounds · 5 rounds over 11 yrs (0.5/yr) Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 60/100 | $504M | 30 | 2015 | Jon Powers Co Founder | WordPressApple iCloud MailMicrosoft 365+32 | — | — |
| 4 | Elysian Provider of integrated carbon capture and storage solutions. | $350M | 6 | 2018 | Bret Logue CEO | — | — | — |
| 5 | BlocPower Provider of project management solutions | $250M | 154 | 2012 | — | — | — | — |
| 6 | SIGA Technologies Developer of anti-infective therapeutics for bio-warfare threats | $248M | 39 | 1995 | — | BugHerdQ4MediaElement.js+11 | 287 patents Antiviral small‑molecule synthesis and oral/liquid formulation of Tecovirimat | — |
| 7 | TMRW Provider of an automated platform for patients and clinics to manage frozen eggs and embryos | $177M | 93 93 → 63 (-32%) | 2014 | Jeffrey Port Founder | — | — | — |
| 8 | Dispatch Energy Provider of distributed energy solutions including solar, battery storage, and fuel cells | $160M | — | 2024 | Richard Dovere Chief Executive Officer | — | — | — |
| 9 | Urbint Platform that offers AI driven datasets and data analysis tools 72Funding top 20%Innovation top 23%Product top 26%AI top 30% All 10 signals ▾Fundingtop 20% Innovationtop 23% Producttop 26% AItop 30% Moattop 31% Growthtop 40% Newsbottom 49% Techbottom 45% Marketbottom 43% Globalbottom 37% Funding: Raised $144M across 4 rounds · 4 rounds over 8 yrs (0.5/yr) Innovation: 6 product lines · Deep-tech classification: Artificial Intelligence rank vs industry peers · Fliar Intelligence Index 72/100 | $144M | 85 | 2015 | — | HubSpot CMS HubApple iCloud MailGoogle Workspace+17 | — | — |
| 10 | Sealed Provider of energy audit for homes and commercial buildings | $107M | 138 | 2012 | Benjamin Lee Co-Founder | WordPressApple iCloud MailGoogle Workspace+37 | — | — |
| 11 | Elion Therapeutics Developer of therapeutics for invasive fungal infections | $81M | — | 2024 | Kieren Marr Co-Founder | — | — | 1 job opening |
| 12 | RTS Smart waste collection company | $70M | 402 | 2015 | Gregory Lettieri Co-Founder & CEO | WordPressMySQLPHP+33 | — | — |
| 13 | Flowcarbon Blockchain-based platform to offset the carbon footprint | $70M | 41 | 2021 | Phil Fogel Co-Founder | WebflowjsDelivrGoogle Hosted Libraries+12 | — | — |
| 14 | Terra-Gen Independent renewable energy power producer | $55M | 312 312 → 302 (-3%) | 2007 | — | WordPressMySQLPHP+24 | — | 1 partnership |
| 15 | ILiAD Biotechnologies Developer of immunity-inducing vaccine for the prevention and treatment of pertussis 24Funding top 25%Moat top 36%Patents top 38%Innovation top 42% All 9 signals ▾Fundingtop 25% Moattop 36% Patentstop 38% Innovationtop 42% Newsbottom 49% Talentbottom 49% Globalbottom 36% Marketbottom 24% Techbottom 22% Funding: Raised $51.2M across 9 rounds · 9 rounds over 11 yrs (0.8/yr) Moat: Editorial + unicorn rating 5/10 · IP moat: 24 patents rank vs industry peers · Fliar Intelligence Index 24/100 | $51M | 8 | 2012 | Keith Rubin Founder & CEO | YouTubeApache HTTP ServerSlider Revolution+6 | 24 patents Patents concentrated in health & consumer products | 1 partnership |
| 16 | Wint AI-based water leakage detection solution provider | $50M | 110 | 2011 | Yaron Dycian Co-founder & Chief Strategy Officer | WordPressMySQLPHP+35 | — | — |
| 17 | Fluence Provider of Integrated water and wastewater management services | $42M | 203 | 2007 | — | WordPressMySQLPHP+33 | 4 patents Advanced water filtration and desalination technologies for oilfield produced water treatment | — |
| 18 | Indaptus Developer of immunotherapies for oncology and infectious diseases 19Funding top 35%Moat top 39%Talent bottom 49%Growth bottom 42% All 7 signals ▾Fundingtop 35% Moattop 39% Talentbottom 49% Growthbottom 42% Globalbottom 30% Marketbottom 24% Newsbottom 23% Funding: Raised $37.9M across 3 rounds · 3 rounds over 5 yrs (0.6/yr) Moat: Editorial + unicorn rating 6/10 · 10 curated direct competitors tracked rank vs industry peers · Fliar Intelligence Index 19/100 | $38M | 6 | 2021 | Jeffrey Meckler Chief Executive Officer | — | — | — |
| 19 | Runwise Provider of IoT-based heating control systems for enterprises 50Funding top 28%Talent top 28%Tech top 35%Moat top 39% All 10 signals ▾Fundingtop 28% Talenttop 28% Techtop 35% Moattop 39% Growthtop 45% Producttop 46% Marketbottom 41% Globalbottom 37% Newsbottom 18% Customersbottom 2% Funding: Raised $35.2M across 5 rounds · 5 rounds over 6 yrs (0.8/yr) Talent: 4 named leaders on record · 4 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 50/100 | $35M | 48 | 2010 | Michael Cook Co-Founder & Chief Growth Officer | TurbopackNode.jsSalesforce+28 | — | — |
| 20 | Peak Power Microgrid developer and platform to integrate the customers and utilities | $35M | 75 | 2015 | Derek Lim Soo CEO | WordPressApple iCloud MailMicrosoft 365+19 | — | 4 job openings · 1 partnership · 1 expansion |
| 21 | Bright Power Energy audit services and management solutions | $33M | 18 | 2004 | Jeff Perlman Founder | WordPressApple iCloud MailMicrosoft 365+36 | — | — |
| 22 | Amperon Provider of energy forecasting and analytics solutions for grid reliability 60Funding top 28%Moat top 39%Product top 40%Tech top 41% All 11 signals ▾Fundingtop 28% Moattop 39% Producttop 40% Techtop 41% Growthtop 42% Innovationtop 43% AItop 45% Talentbottom 49% Globalbottom 45% Marketbottom 43% Newsbottom 32% Funding: Raised $30.0M across 4 rounds · 4 rounds over 8 yrs (0.5/yr) Moat: Editorial + unicorn rating 7/10 · 10 curated direct competitors tracked rank vs industry peers · Fliar Intelligence Index 60/100 | $30M | 55 | 2017 | Sean Kelly Co-Founder & CEO | WebflowWordPressApple iCloud Mail+29 | — | — |
| 23 | RenBio Developer of antibody-based therapeutic solutions for the treatment of cancer & inflammatory diseases | $29M | 10 10 → 8 (-20%) | 2016 | David Ho Co-Founder | — | 11 patents Gene therapy delivery devices and plasmid expression vectors for therapeutic proteins/peptides | — |
| 24 | HT Materials Science Developer of a heat transfer fluid additive for improved HVAC system efficiency. 37Talent top 28%Funding top 32%Growth top 35%Moat top 39% All 8 signals ▾Talenttop 28% Fundingtop 32% Growthtop 35% Moattop 39% Partnerstop 45% Globalbottom 38% Marketbottom 30% Techbottom 20% Talent: 3 named leaders on record · 3 C-suite/founder profiles curated Funding: Raised $24.4M across 4 rounds · 4 rounds over 6 yrs (0.7/yr) rank vs industry peers · Fliar Intelligence Index 37/100 | $24M | 26 | 2018 | Rudy Holesek Co-Founder & Sr. VP of Business Development and Applications | WordPressMySQLPHP+13 | — | 1 launch · 1 award |
| 25 | CurbWaste Provider of software for haulers | $21M | 32 | 2021 | Ashley Patel Co-Founder and Chief of Staff | WebflowCart FunctionalityAmazon Web Services+22 | — | 1 job opening · 1 award |
| 26 | CarbonQuest Provider of on-site carbon capture and utilization solutions | $20M | 19 | 2019 | Dave Curry Founder | — | 45 patents Indoor CO₂ capture, separation, and management systems for building emissions | — |
| 27 | Gigablue Provider of microalgae carbon fixation and sinking for carbon sequestration | $20M | 8 | 2022 | Guy Shafran Co-Founder & COO | Cart FunctionalitySquarespace CommerceSquarespace+18 | — | 1 job opening |
| 28 | Dimensional Energy Developer of catalysts and reactors converting CO2 into fuels and products. | $20M | 15 | 2014 | Jason Salfi Co-Founder & CEO | WebflowGSAPCloudflare Turnstile+8 | — | — |
| 29 | Varro Life Sciences Developer of a technology to detect infectious agents in breath and air | $20M | — | 2020 | Tom Cirrito Co-Founder & CEO | — | — | 1 partnership |
| 30 | GreenSpark Online platform for waste management | $19M | 15 | 2021 | Gordon Driscoll Co-Founder & CEO | WordPressMySQLPHP+23 | — | — |
| 31 | Autonomous Therapeutics Developer of drugs for influenza & other infectious diseases treatment | $17M | 21 | 2017 | Ariel Weinberger Co-Founder & CEO | Cart FunctionalitySquarespace CommerceSquarespace+10 | — | — |
| 32 | Voltpost Provider of electric vehicle charging solutions using existing lamppost infrastructure | $10M | 12 | 2021 | Jörn Vicari Co-Founder & Chief Product Officer | WebflowRiveVimeo+11 | 23 patents Electric vehicle charging connectors and cable handling systems for fast charging stations. | 1 partnership |
| 33 | TrashieCash Provider of textile recycling services for clothing and household items 48Tech top 19%Funding top 32%Growth top 45%Talent bottom 49% All 8 signals ▾Techtop 19% Fundingtop 32% Growthtop 45% Talentbottom 49% Productbottom 48% Marketbottom 43% Globalbottom 29% Customersbottom 1% Tech: 67 technologies across 6/8 capability areas · Cloud: Amazon S3, Amazon Web Services Funding: Raised $10.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 48/100 | $10M | — | 2023 | Kristy Caylor Founder & CEO | ShopifyFirebaseEmotion+26 | — | 1 launch |
| 34 | Clarasight Cloud based carbon data management and analysis software | $10M | — | 2021 | Philip Charm Co-Founder | WebflowApple iCloud MailGoogle Workspace+23 | — | — |
| 35 | Pronto Developer of affordable housing management platforms | $10M | 24 | 2020 | Christine Wendell Co-Founder & CEO | Apple iCloud MailGoogle WorkspaceNode.js+10 | 4 patents Vehicle sensor calibration and adaptive driving model updates for autonomous cars | — |
| 36 | Reia Developer of non-surgical device for pelvic prolapse | $9M | 7 | 2017 | Paul Hanissian Co-Founder | Cart FunctionalitySquarespace CommerceSquarespace+19 | 23 patents Gynecologic pessary devices and applicators for pelvic organ prolapse treatment | — |
| 37 | 257.co Provider of AI-powered energy data platform for utilities | $9M | — | 2023 | Tal Chalozin Co-Founder & CTO | Framer SitesReactAmazon Web Services+11 | — | — |
| 38 | Texture Provider of data infrastructure for energy networks | $8M | — | 2023 | Sanjiv Sanghavi Co-Founder & CEO | Apple iCloud MailGoogle WorkspaceNode.js+17 | — | 2 launchs |
| 39 | BinIt Provider of AI-based intelligent analytics for waste management | $6M | 8 | 2018 | Raghav Mecheri Co-Founder & CEO | — | 3 patents Computer‑vision based hazardous item detection and classification systems | — |
| 40 | ThinkLabs Provider of AI powered grid management solution | $5M | — | — | Josh Wong Founder & CEO | WordPressMySQLPHP+12 | — | — |
| 41 | MilkMate Developer of breast pumping solution for workplace wellness rooms | $5M | 5 | 2020 | Patrice Meagher Founder & CEO | — | — | 1 partnership |
| 42 | Aqueduct Software Software solution for water and wastewater management | $4M | — | 2022 | Aaron Rosenberg Co-Founder | — | — | — |
| 43 | WATS Online platform offering solutions for waste management | $4M | 8 | 2022 | Laura Rosenshine Co-founder and COO | Cart FunctionalitySquarespace CommerceSquarespace+13 | — | — |
| 44 | Tonix Pharma Developer of next-generation medicines for CNS and immunological disorders | $4M | 117 117 → 169 (+44%) | 2007 | — | WordPressMySQLPHP+18 | — | — |
| 45 | Prefix Provider of automated facilities management solutions for kitchens, offering automated tasks, reminders, and… 11Moat top 38%Funding top 41%Talent bottom 49%Patents bottom 41% All 7 signals ▾Moattop 38% Fundingtop 41% Talentbottom 49% Patentsbottom 41% Globalbottom 36% Innovationbottom 34% Marketbottom 18% Moat: Editorial + unicorn rating 4/10 · IP moat: 6 patents Funding: Raised $3.9M across 3 rounds · 3 rounds over 3 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 11/100 | $4M | 4 | 2022 | Jared Schwartzentruber Founder | — | 6 patents Automated vehicle and watercraft wash stations with cleaning and docking technologies | — |
| 46 | Carson Visitor management solution 24Talent top 41%Moat top 48%Funding top 49%Tech bottom 45% All 9 signals ▾Talenttop 41% Moattop 48% Fundingtop 49% Techbottom 45% Newsbottom 45% Customersbottom 44% Productbottom 40% Globalbottom 37% Marketbottom 30% Talent: Analyst team rating 4/5 · 1 named leader on record Moat: Editorial + unicorn rating 5/10 · 10 curated direct competitors tracked rank vs industry peers · Fliar Intelligence Index 24/100 | $3M | 14 14 → 33 (+136%) | 2017 | Guy Blachman Founder & CEO | — | — | — |
| 47 | Kara Water Manufacturer of air-to-water devices producing mineral-rich alkaline water and coffee | $2M | 9 | 2017 | Bill I Co-Founder | Cart FunctionalityShopifyTailwind CSS+32 | — | — |
| 48 | Reme-D.Inc Developer of diagnostic kits for both human and animal diseases 27Patents top 30%Global top 38%Innovation top 41%Funding top 44% All 7 signals ▾Patentstop 30% Globaltop 38% Innovationtop 41% Fundingtop 44% Talentbottom 49% Techbottom 30% Marketbottom 25% Patents: 42 patents matched (strict assignee match) · 10 filings since 2022 vs 6 in 2017-21 Global: Patents filed in 3 jurisdictions · Investors from 3 countries beyond United States rank vs industry peers · Fliar Intelligence Index 27/100 | $2M | — | 2022 | Salma Tammam Founder & CEO | WordPressMySQLPHP+23 | 42 patents Hydraulic control valves and pistons for rotary steerable drilling tools | — |
| 49 | NOX Energy Platform that connects the energy market with manufacturers of renewable energy assets | $1M | — | 2024 | Axelle Moortgat Co-Founder & CEO | RechartsRadix UIReact+7 | — | 3 launchs · 1 partnership |
| 50 | Assembly Biosciences Developing novel antivirals to treat serious viral diseases | $700K | 169 169 → 99 (-41%) | 2005 | Atul Kumar Founder & Managing Director | DrupalPHPAmazon Web Services+20 | 317 patents Antiviral heterocyclic small‑molecule therapeutics and crystalline forms for herpes infections | 1 launch |
Top 12 Sustainability Tech companies in New York City
#1
Series B · New York City, New York · founded 2015 · 30 employees$503.9Mraised▾
Online platform for funding solar projects. It is financing and investing entity that offers a platform for individual investors as well as institutional investors to invest in clean energy projects. It identifies, screens, and manages clean energy projects for its investors. Additionally, it offers both equity and debt investments in operating clean energy projects.
- Jan 2026Conventional Debt$300M
- Jun 2023Series B$500M
- May 2022Conventional Debt$200M
- Apr 2019Series A—
#2
Series B · New York City, New York · founded 2012 · 8 employees$51.2Mraised▾
Developer of immunity-inducing vaccine for the prevention and treatment of pertussis. Its lead candidate BPZE1, a live attenuated Bordetella pertussis (BP) vaccine claims to induce sterilizing mucosal immunity and long-lasting protection against pertussis disease. The candidate is nasally administered BPZE to induce both mucosal and systemic potent immune responses.
- Feb 2026Series B$115M
- Dec 2023Series A—
- Sep 2022Series A$42.8M
- May 2022Grant (prize money)$972.1K
#3
Series A · New York City, New York · founded 2023$10Mraised▾
Provider of textile recycling services for clothing and household items. Customers receive shipping bags to collect unwanted apparel, footwear, and home textiles. These items are processed through sorting facilities to determine if they can be repurposed, reused, or recycled. The service facilitates the diversion of discarded goods from landfills by managing the logistics of collection and distribution to appropriate processing channels. Participants receive financial incentives based on the volume of materials submitted for processing.
- 2026Series A$10M
#4
Series B · New York City, New York · founded 2017 · 55 employees$30Mraised▾
Provider of energy forecasting and analytics solutions for grid reliability. The company delivers short-term and long-term forecasts, using machine learning methodology. It offers forecasts for weather events, market fluctuations, and customer contract requirements. The company provides tools for power markets trading, demand management, and asset optimization.
- Jan 2026Series B—
- Jul 2025Series B—
- Mar 2025Series B—
- Oct 2023Series B$20M
#5
Series A · New York City, New York · founded 2023$7.5Mraised▾
Provider of data infrastructure for energy networks. The platform store, share, and enhance energy data in one place to optimize performance and enable dialogue with partners. It provides an end-to-end network management solution and offers solution to unify, monitor, stream, and command.
- May 2026Series A$12.5M
- Oct 2025Seed$2M
- Apr 2024Seed$7.5M
#6
Series A · New York City, New York · founded 2021$9.6Mraised▾
Cloud based carbon data management and analysis software. It enables organizations to analyze, forecast, and build carbon emissions reduction plans. The data management solution helps users to sync data through API integrations or file uploads. It enables users to clean, and connect data with spreadsheets, and systems. The platform convert s the data into dashboard, and visualization to generate insights for decision making. It leverages historical data to automate, and build predictive models.
- Apr 2026Series A$11.5M
- Jan 2024Seed$9.6M
- 2021Seed—
#7
Series A · New York City, New York · founded 2018 · 26 employees$24.4Mraised▾
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- Jan 2026Series A$2.7M
- Mar 2023Series A$16.1M
- Aug 2021Series A$5.9M
- Aug 2020Seed$2.4M
#8
Series A · New York City, New York · founded 2022 · 8 employees$20Mraised▾
Provider of microalgae carbon fixation and sinking for carbon sequestration. It offers a method to sequester carbon using biogeochemistry. The approach supports the planet’s natural ocean carbon cycle. An oceanographic intelligence platform identifies deployment zones and computes substrate-particle compositions. The platform combines analysis from deployments, oceanography studies, and data from sensors and research.
- Jan 2026Series A$20M
- Oct 2023Seed—
#9
Series D · New York City, New York · founded 2024$160Mraised▾
Provider of distributed energy solutions including solar, battery storage, and fuel cells. The company delivers design, construction, financing, operations, and maintenance for energy projects. It works with developers and technology providers to acquire, build, and operate distributed energy projects. The company assists large energy users to optimize energy use and manage the entire process to grid connection.
- Jun 2025Series D$160M
#10
Series A · New York City, New York · founded 2014 · 15 employees$20Mraised▾
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- Nov 2025Grant (prize money)$2.1M
- Apr 2025Grant (prize money)$2.1M
- Sep 2023Series A$20M
- Jun 2022Grant (prize money)—
#11
Series B · New York City, New York · founded 2021 · 32 employees$21.2Mraised▾
Provider of software for haulers. It offers features such as automated invoicing, tracking inventory and live ETA, order management, and more. The mobile application is available for Android and iOS users.
- Oct 2025Series B$28M
- Dec 2023Series A$10M
- Apr 2023Seed$4M
- Aug 2022Seed$6M
#12
Seed · New York City, New York · founded 2022 · 4 employees$3.9Mraised▾
Provider of automated facilities management solutions for kitchens, offering automated tasks, reminders, and data entry. It is a facilities management company that specializes in kitchen management. Their platform automates tasks, reminders, and data entry to manage work for kitchen owners.
- Apr 2026Seed$7.5M
- Oct 2024Seed$2.5M
- Aug 2023Seed$1.4M
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
- Yodock GUY1
- Mckee TONY RAY1
- Ballard Tristan1
- Cooper Matthew1