Sector portfolio · Accelerator · United States
MassChallenge's Cleantech portfolio
MassChallenge has backed 15 Cleantech startups in rounds we track, $281M between them, shown by the stage each has reached. The best-funded is Skyven Technologies.
Funding by segment
- Pre-seed and seed$6.0M8
- Stage not reported$275M7
Where they are based
- United States8$209M
- Switzerland1$1.9M
- India1$1.0M
- France1$792K
- Nigeria1$200K
- Sweden1$52M
- United Kingdom1$14M
- Italy1$1.8M
United States
Switzerland
India
France
Nigeria
Sweden
United Kingdom
ItalyFounded
Total raised
- Under $1M6
- $1M to $10M4
- $10M to $50M3
- $50M to $250M2
- $250M to $1B0
- $1B and over0
Each dot is a startup: the year it was founded across, the total it has raised up (each line is ten times the one below). Pick a segment to pick it out.
13 of 15 startups shown; the rest have no founding year or amount on record.
- 1 to 2
- 3 to 7
- 8 to 24
- 25 to 99
- 100 and more
- United States8
- Switzerland1
- India1
- France1
- Nigeria1
- Sweden1
- United Kingdom1
- Italy1
Startups by country, 8 countries in all.
Segment by segment
Pre-seed and seed
8 startups · $6.0M raised
NeologyNeology Hydrogen SA is a Swiss energy technology company based in Lutry, founded in 2023.Switzerland$1.9M
Dunya AnalyticsDigital technology empowering business to become nature positive.United States$1.2M
TrashConTrashCon is a waste management company based in Bengaluru, India, founded in 2017 by Nivedha R M and Saurabh Jain.India$1.0M
TechnoCarbonTechnoCarbon is a cleantech SAS company.France$792K
QuantAQ, Inc.QuantAQ, Inc.United States$760K
EarthbondWe've leveraged climate finance and AI to build a credit model that helps African businesses get reliable, affordable solar.Nigeria$200K
Pearl's PremiumPearl's Premium Ultra Low Maintenance can save you 75% of your time, money and watering!United States$50K
Graviky LabsGraviky Labs harvests carbon emissions and turns it into advanced materialsUnited States$50K
Stage not reported
7 startups · $275M raised
Skyven TechnologiesSkyven Technologies is an energy-as-a-service company with a mission to decarbonize industrial process heat.United States$145M
ModvionModvion develops modular wind power towers in composite materials.Sweden$52M
Altaeros EnergiesAltaeros Energies develops airborne wind turbine to produce abundant, low cost, renewable energy.United States$42M
Sunwealth PowerSunwealth Power is a renewable energy investment firm that manages and finances solar and storage installations.United States$20M
Samudra OceansSamudra Oceans is a London-based climate technology startup founded in 2022, focused on advancing ocean farming and blue carbon capture.United Kingdom$14M
Test1 soultionsTest1 Solutions is an oil absorbent technology for hydrocarbons and their derivatives.Italy$1.8M- AArbsourceArbsource is developing wastewater treatment systems for the food & beverage industry.United States$300K
How this map is made. Every startup here works in Cleantech and has raised money in a round we track that names MassChallenge as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.
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