Sector portfolio · Accelerator · United States
MassChallenge's Energy portfolio
MassChallenge has backed 11 Energy startups in rounds we track, $52M between them, shown by the stage each has reached. The best-funded is Quartux.
Funding by segment
- Stage not reported$38M7
- Pre-seed and seed$2.4M2
- Series A$12M2
Where they are based
- United States6$17M
- Switzerland2$12M
- United Kingdom1$11M
- Portugal1$6.2M
- Mexico1$4.8M
United States
Switzerland
United Kingdom
Portugal
MexicoFounded
Total raised
- Under $1M3
- $1M to $10M6
- $10M to $50M2
- $50M to $250M0
- $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.
9 of 11 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 States6
- Switzerland2
- United Kingdom1
- Portugal1
- Mexico1
Startups by country, 5 countries in all.
Segment by segment
Stage not reported
7 startups · $38M raised
ArboreaArborea is a London-based biotechnology company founded in 2015, focused on industrializing photosynthesis to produce sustainable United Kingdom$11M
AkselosAkselos is a developer of digital twin technology designed to protect critical infrastructures.Switzerland$10M
Yotta EnergyYotta Energy is a renewable energy technology company based in Austin, Texas, founded in 2016.United States$8.0M
C2C NewCapC2C-NewCap is a Portuguese deep-tech company based in Odivelas, Lisbon, specializing in hybrid supercapacitors for eco-friendly enPortugal$6.2M
Element 16 TechnologiesElement 16 Technologies is a cleantech company based in Southern California, founded in April 2016.United States$1.4M- DMDynamo MicropowerDynamo Micropower develops a turbine based power solution (50HP) for the oilfield that provides grid-like power quality while saving money.United States$721K
OffGridBoxOffGridBox is a technology company founded in 2016, dedicated to providing affordable clean water and renewable energy to remote, United States$13K
Pre-seed and seed
2 startups · $2.4M raised
SolidWattsSolidWatts is a Swiss startup established in 2022, specializing in deeptech and greentech solutions for industrial process heating.Switzerland$2.3M
AMS-QiAMS-Qi is a company helping increase electricity generation efficiency.United States$50K
Series A
2 startups · $12M raised
SourcewaterSourcewater offers the largest online water source, reuse, and disposal database in the upstream energy industry.United States$7.2M
PolybionPolybion is a biotechnology startup based in Irapuato, Guanajuato, Mexico, with a corporate presence in Madrid, Spain.Mexico$4.8M
How this map is made. Every startup here works in Energy 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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