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Clean Energy Ventures

North America, Massachusetts, United States, Boston

Description

Clean Energy Ventures (CEV) is a Boston-based venture capital firm dedicated to investing in early-stage companies that are commercializing innovative energy technology and novel business models. The firm's core mission is to identify and support disruptive solutions capable of achieving significant greenhouse gas emissions reductions, specifically targeting technologies with the potential for gigaton-scale climate impact. CEV focuses on a broad spectrum of clean energy sectors, including advanced materials, energy storage, grid modernization, industrial decarbonization, sustainable fuels, and carbon capture.

Investor Profile

Clean Energy Ventures has backed more than 59 startups, with 10 new investments in the last 12 months alone. The firm has led 41 rounds, about 69% of its total and boasts 0 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Series A, Seed, Convertible Note rounds (top funding stages).
  • Majority of deals are located in United States, Canada, United Kingdom.
  • Strong thematic focus on Manufacturing, Energy, Renewable Energy.
  • Led 7 rounds in the past year.
  • Typical check size: $2M – $10M.

Stage Focus

  • Series A (32%)
  • Seed (29%)
  • Convertible Note (17%)
  • Series Unknown (10%)
  • Series B (7%)
  • Series C (3%)
  • Series D (2%)

Country Focus

  • United States (90%)
  • Canada (7%)
  • United Kingdom (2%)
  • Israel (2%)

Industry Focus

  • Manufacturing
  • Energy
  • Renewable Energy
  • Power Grid
  • Industrial Engineering
  • Solar
  • Chemical
  • Energy Efficiency
  • Environmental Consulting
  • Advanced Materials
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FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does Clean Energy Ventures frequently co-invest with?

National Grid Partners (NGP)
North America, California, United States, Los Gatos
Co-Investments: 3
AD
North America, Washington, United States, Spokane
Co-Investments: 3
Clean Energy Venture Group
North America, Massachusetts, United States, Brookline
Co-Investments: 22
TechEnergy Ventures
South America, Distrito Federal, Argentina, Buenos Aires
Co-Investments: 3
BDC Capital’s Climate Tech Fund
North America, Quebec, Canada, Montréal
Co-Investments: 3
DSM Venturing
Europe, Limburg, The Netherlands, Heerlen
Co-Investments: 3
SV
North America, Tennessee, United States, Nashville
Co-Investments: 3
Grantham Foundation
North America, Massachusetts, United States, Boston
Co-Investments: 3
Zoma Capital
North America, Colorado, United States, Denver
Co-Investments: 3
Breakthrough Energy Ventures
Europe, Ile-de-France, France, Paris
Co-Investments: 3

Which angels does Clean Energy Ventures often collaborate with?

David Pogue
North America, California, United States, San Francisco
Shared Deals: 1
Shared Deals: 1
Shared Deals: 1
LM
North America, California, United States
Shared Deals: 1
Shared Deals: 1
David Brewster
North America, Massachusetts, United States, Boston
Shared Deals: 1
Shared Deals: 1

What are some of recent deals done by Clean Energy Ventures?

Hertha Metals

Conroe, Texas, United States

Hertha Metals is a manufacturing industry that designs and manufactures steel from any grade of iron ore without the use of coal.

EnergyManufacturingPrecious Metals
Series UnknownJul 22, 2025
Amount Raised: $17,000,000
Exterra Carbon Solutions

Montréal, Quebec, Canada

Exterra is a negative emissions technology company developing a world class solution for durable CO2 storage using mineral waste.

ConsultingEnvironmental ConsultingMining TechnologyProfessional Services
Series AMay 6, 2025
Amount Raised: $14,522,599
Queens Carbon

Pine Brook, New Jersey, United States

Queens Carbon is working on a processing system that will dramatically cut energy use.

B2BConsultingManufacturing
SeedApr 30, 2025
Amount Raised: $10,000,000
DG Matrix

Raleigh, North Carolina, United States

Clean, secure, reliable power technology based on solid-state transformers (SST) to revolutionize EV charging, microgrids, AI datacenters

Charging InfrastructureClean EnergyData CenterElectrical DistributionEnergy EfficiencyEnergy ManagementManufacturingPower GridSustainability
SeedMar 11, 2025
Amount Raised: $20,000,000
MacroCycle

Cambridge, Massachusetts, United States

Circular Plastics. Zero Carbon Emissions.

Plastics and Rubber ManufacturingRecycling
SeedFeb 6, 2025
Amount Raised: $6,500,000
Advanced Ionics

Milwaukee, Wisconsin, United States

Advanced Ionics develops electrolyzers to produce affordable green hydrogen.

ChemicalEnergyManufacturing
Series UnknownJan 8, 2025
Amount Raised: $6,700,000
Electrified Thermal Solutions

Medford, Massachusetts, United States

Electrified Thermal Solutions replace fossil fuels with renewable heat in every furnace, turbine, boiler and kiln to decarbonize industry.

EnergyFossil FuelsFuelRenewable Energy
Series UnknownDec 12, 2024
Amount Raised: $19,000,000
ConnectDER

Philadelphia, Pennsylvania, United States

ConnectDER is a solar technology company developing meter collars to connect distributed energy resources to the home and the grid.

Electrical DistributionEnergy ManagementPower GridSolar
Series DDec 3, 2024
Amount Raised: $35,000,000
Transaera

Somerville, Massachusetts, United States

Transaera develops energy-efficient air conditioning systems using innovative desiccant materials.

Energy EfficiencyEnvironmental ConsultingLeisure
SeedNov 4, 2024
Amount Raised: $8,200,000
Lithios

Cambridge, Massachusetts, United States

Lithios is a technology company that uses electrochemistry for advanced lithium extraction from tough mixtures.

ChemicalChemical EngineeringManufacturing
SeedOct 8, 2024
Amount Raised: $10,000,000