Skip to main content

Clean Energy Ventures — Portfolio

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

59
Companies
$443.3M
Total invested
$9.6M
Avg. check
48
Industries
Manufacturing 10Renewable Energy 7Energy 6Chemical 4Clean Energy 3Consulting 3+42 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

jane@on●●●●●●●.com
linkedin.com/in/●●●●●●
Verified contacts, updated monthly
Get instant access →

Portfolio companies

Showing 124 of 59
Electrified Thermal Solutions
September 2025

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

Energy · MedfordVenture - Series Unknown
Evari
September 2024

Evari is a clean-tech firm developing next-generation tiny, oil-free turbocompressors for heating and cooling applications.

CleanTech · Peterborough$1.7M Grant
Bodhi
September 2024

Bodhi is a climate tech software company that helps solar companies with customer communication and management.

Artificial Intelligence (AI) · AustinVenture - Series Unknown
Leading Edge Equipment Technologies
July 2021

Leading Edge Equipment Technologies is a developer of kerfless, single crystal silicon wafers intended to be used in solar panels.

Industrial Engineering · Wilmington$2.5M Convertible Note
Travertine
June 2024

Travertine process accelerates the Earth’s natural carbon cycle to precipitate carbonate minerals from carbon dioxide in the air.

Chemical · Boulder$8.5M Venture - Series Unknown
NexDash
June 2026

NexDash provides software and operational technology for electric freight transportation.

Artificial Intelligence (AI) · Berlin$2.9M Seed
Exterra Carbon Solutions
May 2025

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

Consulting · Montréal$14.5M Series A
Lithios
April 2026

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

Chemical · Cambridge$20.0M Grant
Ayrton Energy
April 2025

Ayrton Energy is to provide energy security fueled by hydrogen.

Manufacturing · Calgary$480K Grant
Rebound Technologies
April 2026

Rebound Technologies develops a supply chain solution that empowers food and beverage manufacturers to optimize production.

Battery · Commerce City$2.0M Corporate Round
ClearFlame Engines
March 2023

ClearFlame decarbonizes heavy-duty engines while reducing operating costs, to protect the future from the challenge of diesel fuel.

Automotive · Geneva$30.0M Series B
MacroCycle Technologies
March 2026

MacroCycle Technologies is a cleantech company that develops sustainable and zero-carbon plastic upcycling solutions.

CleanTech · Cambridge$3.0M Seed
ClearTrace
February 2023

ClearTrace is a software company that provides automated energy and carbon accounting for investors, enterprises, and real estate owners.

Energy · AustinNon-equity Assistance
OXCCU
September 2025

OXCCU develops technology to convert carbon dioxide and hydrogen into synthetic fuels, chemicals, and biodegradable plastics.

Biotechnology · Oxford$27.9M Series B
Hertha Metals
July 2025

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

Energy · Conroe$17.0M Venture - Series Unknown
Queens Carbon
April 2025

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

B2B · Pine Brook$10.0M Seed
DG Matrix
March 2025

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

Charging Infrastructure · Raleigh$20.0M Seed
MacroCycle
February 2025

Circular Plastics. Zero Carbon Emissions.

Plastics and Rubber Manufacturing · Cambridge$6.5M Seed
Advanced Ionics
January 2025

Advanced Ionics develops electrolyzers to produce affordable green hydrogen.

Chemical · Milwaukee$6.7M Venture - Series Unknown
ConnectDER
December 2024

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

Electrical Distribution · Philadelphia$35.0M Series D
Boston Materials
November 2024

Boston Materials is a manufacturer of advanced materials for semiconductors and aerospace platforms.

Advanced Materials · Billerica$13.5M Series A
Transaera
November 2024

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

Energy Efficiency · Somerville$8.2M Seed
REsurety
October 2024

REsurety is a provider of risk management and software products to the buyers and sellers of clean energy.

Clean Energy · Boston$32.0M Series C
Pearl Certification
June 2024

Pearl Certification offers third-party verification of the performance and quality of residential buildings

Consulting · Charlottesville$6.7M Venture - Series Unknown

Where Clean Energy Ventures invests

Manufacturing10
Renewable Energy7
Energy6
Chemical4
Clean Energy3
Consulting3

About Clean Energy Ventures's portfolio

How many companies has Clean Energy Ventures invested in?

Clean Energy Ventures has invested in 59 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Clean Energy Ventures invest in?

Clean Energy Ventures's top investment sectors include Manufacturing, Renewable Energy, Energy, Chemical, Clean Energy. The firm invests across 48 different industry categories.

What is Clean Energy Ventures's largest investment?

Among tracked funding rounds, ConnectDER received $35.0M in a Series D round. Clean Energy Ventures's total known invested capital is $443.3M.

What is the average investment size for Clean Energy Ventures?

Clean Energy Ventures's average investment size is $9.6M across its portfolio of 59 companies.

What are Clean Energy Ventures's most recent investments?

Recent Clean Energy Ventures portfolio additions include Electrified Thermal Solutions, Evari, Bodhi, Leading Edge Equipment Technologies, Travertine. These companies were founded in 2020 or later.

Reach the founders behind these 59 companies
Verified emails and LinkedIn profiles, updated monthly.
Get instant access →