| # | Company | Location | Employees | Total Funding | Last Round | Last Funded |
|---|---|---|---|---|---|---|
| 1 |
Phoenix Tailings
Phoenix Tailings is a rare earth metals production company that transforms minin…
|
Woburn | 101 - 250 | $144.4M | Series B | 2026-02-19 |
| 2 |
Deep Isolation
Deep Isolation develops and commercializes technology to safely dispose of nucle…
|
Berkeley | 11 - 50 | $55.6M | Grant | 2026-01-13 |
| 3 |
Mill
Mill offers a kitchen bin that dries, shrinks, and de-stinks leftover food, elim…
|
San Bruno | 101 - 250 | $70.4M | Series Unknown | 2025-12-16 |
| 4 |
Divert
Divert provides sustainable infrastructure solutions that eliminates waste from …
|
Concord | 101 - 250 | $102.7M | Series Unknown | 2026-01-20 |
| 5 |
SuperCircle
SuperCircle develops a tech platform and reverse logistics system that powers ci…
|
New York | 1 - 10 | $31.0M | Series A | 2025-12-10 |
| 6 |
PureCycle Technologies
PureCycle Technologies offers the only recycled polypropylene with properties eq…
|
Jacksonville | 101 - 250 | $1.2B | Grant | 2026-03-24 |
| 7 |
Allonnia
Allonnia is an environmental biotechnology company focused on metals and mining,…
|
Boston | 11 - 50 | $110.0M | Series A | 2025-12-10 |
| 8 |
Pennsylvania American Water
Pennsylvania American Water provides high-quality and reliable water and wastewa…
|
Mechanicsburg | 1K - 5K | $171.6M | Grant | 2026-04-16 |
| 9 |
Ridwell
Ridwellt is engaged in reusing and recycling used stuff.
|
Portland | 101 - 250 | $15.0M | Series Unknown | 2025-12-10 |
| 10 |
Mobius Materials
Mobius Materials develops and supplies silicon-based materials to improve effici…
|
Richmond | 1 - 10 | $3.8M | Seed | 2025-12-12 |
| 11 |
AMP
AMP utilizes AI-powered sortation to enhance recycling efficiency and reduce cos…
|
Louisville | 101 - 250 | $266.1M | Series D | 2024-12-05 |
| 12 |
Vaulted Deep
Vaulted Deep provides proven technology solutions for permanent carbon removal t…
|
Houston | 11 - 50 | $40.3M | Series A | 2025-12-19 |
| 13 |
SolmeteX
SolmeteX is a supplier of dental products for water treatment and waste manageme…
|
Northborough | 51 - 100 | $200.0M | Private Equity | 2025-10-15 |
| 14 |
Glacier
Glacier develops AI-powered robotic systems to automate the sorting of recyclabl…
|
San Francisco | 11 - 50 | $20.5M | Series A | 2025-04-28 |
| 15 |
Greyparrot
Greyparrot is using AI waste analytics to unlock a new understanding of discarde…
|
London | 11 - 50 | $30.8M | Corporate Round | 2024-02-07 |
| 16 |
CO280
CO280 develops carbon-negative solutions in order to assist businesses in reduci…
|
Vancouver | 11 - 50 | $30.3M | Grant | 2024-07-22 |
| 17 |
Dimension
Dimension brings the waste management industry into the modern world.
|
San Francisco | 11 - 50 | $12.5M | Seed | 2022-05-31 |
| 18 |
Too Good To Go
Too Good To Go develops an app for fighting food waste and saving delicious food…
|
London | 1K - 5K | $45.7M | Series Unknown | 2022-07-01 |
| 19 |
NPHarvest
NPHarvest is a company with expertise in organic waste management, wastewater tr…
|
Espoo | 1 - 10 | $3.7M | Grant | 2026-01-20 |
| 20 |
Novoloop
Novoloop is an upcycling company that provides a proprietary lifecycling platfor…
|
Menlo Park | 11 - 50 | $46.9M | Series B | 2025-06-25 |
| 21 |
Waste Eliminator
Waste Eliminator is a full service waste management company that offers critical…
|
Gainesville | 51 - 100 | $150.0M | Private Equity | 2022-06-14 |
| 22 |
Strella Biotechnology
Strella Biotechnology offers a biosensing platform that predicts the ripeness of…
|
Philadelphia | 11 - 50 | $17.4M | Debt Financing | 2024-09-10 |
| 23 |
Thames Water
Thames Water is a water and wastewater company that manages water supply, treatm…
|
Reading | 5K - 10K | $2.9B | Debt Financing | 2024-11-13 |
| 24 |
Tadweeer
Tadweeer specialized in producing metals from the recycling of electrical device…
|
Riyadh | 251 - 500 | $69.3M | Post Ipo Debt | 2026-01-15 |
| 25 |
Mycocycle
Mycocycle is a waster management firm transforming waste with mycelium technolog…
|
Bolingbrook | 11 - 50 | $9.5M | Seed | 2025-08-27 |
| 26 |
Windfall Bio
Naturally transforming waste methane into organic fertilizer using the power of …
|
San Mateo | 11 - 50 | $37.0M | Series A | 2024-04-08 |
| 27 |
FloVision Solutions
FloVision Solutions is a food analytic platform that optimizes supplier comparat…
|
South Bend | 1 - 10 | $10.1M | Series A | 2025-07-30 |
| 28 |
GFL Environmental
GFL Environmental is a multi-faceted company that offers services in solid waste…
|
Sterling Heights | c 10001 max | $5.2B | Post Ipo Debt | 2026-01-13 |
| 29 |
ZeroCircle
ZeroCircle provides carbon neutral solutions for ambitious brands.
|
Mumbai | 11 - 50 | $3.0M | Seed | 2026-01-22 |
| 30 |
Spoiler Alert
Spoiler Alert is a Boston-based software company helping perishable CPG brands m…
|
Boston | 11 - 50 | $16.2M | Series A | 2021-12-01 |
| 31 |
Thorizon
Thorizon develops and deploys cutting-edge technology for molten salt reactors.
|
Amsterdam | 11 - 50 | $45.2M | Grant | 2025-03-12 |
| 32 |
Beam Circular
BEAM Circular transforms agri-waste into opportunities, scaling bioindustrial in…
|
Modesto | 1 - 10 | $10.4M | Grant | 2025-08-29 |
| 33 |
demi
demi is the future of urban composting, with the first autonomous collection sys…
|
Chicago | 1 - 10 | $800K | Pre Seed | 2023-04-19 |
| 34 |
Re-Nuble
Re-Nuble is a climate tech company that converts unrecoverable vegetative byprod…
|
New York | 1 - 10 | $9.0M | Seed | 2023-05-31 |
| 35 |
Gongye Technology
Gongye Technology makes use of AI and big data to manufacture intelligent equipm…
|
Dongguang | 51 - 100 | $44.3M | Series C | 2026-01-16 |
| 36 |
CurbWaste
CurbWaste is an operating system designed for independent waste haulers, providi…
|
New York | 51 - 100 | $49.1M | Series B | 2025-10-22 |
| 37 |
Gradiant
Gradiant is a solutions provider and developer of cleantech water projects for a…
|
Woburn | 1K - 5K | $442.4M | Debt Financing | 2025-10-16 |
| 38 |
ZwitterCo
ZwitterCo provides membrane solutions for the treatment of highly-impaired waste…
|
Woburn | 51 - 100 | $98.8M | Series B | 2024-07-09 |
| 39 |
CommanderAI
CommanderAI is the sales intelligence platform built for waste haulers, ensuring…
|
Marina Del Rey | 11 - 50 | $7.7M | Seed | 2025-09-30 |
| 40 |
Amermin
Amermin is a recycling company that specializes in refining and selling of strat…
|
Austin | 11 - 50 | $11.5M | Grant | 2026-01-05 |
| 41 |
Woodchuck.AI
Woodchuck.AI creates a sustainable cycle from construction and manufacturing sit…
|
Grand Rapids | 11 - 50 | $3.8M | Seed | 2025-12-16 |
| 42 |
Epic Cleantec
Epic Cleantec is a full-service water technology company providing turnkey waste…
|
San Francisco | 11 - 50 | $25.4M | Series B | 2024-11-21 |
| 43 |
Xatoms
Xatoms develops novel photocatalysts to create efficient and sustainable water t…
|
Toronto | 11 - 50 | $2.5M | Pre Seed | 2025-06-19 |
| 44 |
EVERBLOOM
Bloomlabs provides a method to catalyze waste value by regenerating it as adapta…
|
New York | 1 - 10 | $7.8M | Seed | 2025-08-19 |
| 45 |
Hyfé
Hyfé turns food waste into chemicals that maximize profits for food processors w…
|
Chicago | 1 - 10 | $11.0M | Seed | 2023-06-22 |
| 46 |
Without Waste
Without® recycles flexible plastics and mixed textiles into premium materials, c…
|
Lewes | 11 - 50 | $1.8M | Pre Seed | 2024-12-04 |
| 47 |
PolyCycl
PolyCycl converts non-recyclable, low-grade mixed waste plastics to petroleum fu…
|
Haryana | 11 - 50 | $2.9M | Series A | 2026-01-20 |
| 48 |
Rubicon
Rubicon is a software platform that provides waste management, recycling, and sm…
|
Lexington | 251 - 500 | $501.7M | Post Ipo Equity | 2024-12-03 |
| 49 |
Organica Water
Organica Water develops solutions for treating and recycling wastewater.
|
Princeton | 101 - 250 | $47.7M | Private Equity | 2026-01-14 |
| 50 |
LabCycle
LabCycle is a recycling company that recycles hazardous plastic waste from labor…
|
Bath | 1 - 10 | $1.8M | Seed | 2026-01-19 |