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Cleantech Open — Portfolio, Page 5

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

227
Companies
$490.9M
Total invested
$2.6M
Avg. check
49
Industries
Renewable Energy 7CleanTech 5Energy Efficiency 5Manufacturing 5Software 4Energy 4+43 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

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Portfolio companies

Showing 97120 of 227
Linebird
January 2025

Linebird is a technology company that commercializes and creates automation solutions for utilities.

Drones · RichmondVenture - Series Unknown
EQO
January 2024

leveraging biotech to improve, protect, and restore ecosystem balance

Biotechnology · AustinNon-equity Assistance
Solarflux Energy Technologies
January 2024

Solarflux provides a flexible, clean, inexpensive solar thermal power for a wide range of use cases

Clean Energy · ReadingNon-equity Assistance
Climative
January 2024

Reinventing how organizations collaborate with building owners to expedite the decarbonization of the built environment

Artificial Intelligence (AI) · FrederictonNon-equity Assistance
RenewWest
November 2022

RenewWest is a climate, finance, and land management company that speed carbon projects up, from start to finish.

Environmental Consulting · Denver$3.2M Seed
Nativus
November 2025

Hyper-efficient Air-Conditioning Hardware Company

CleanTech · Reno$95K Convertible Note
Sol Clarity
November 2022

Sol Clarity specializes in the development and production of self-cleaning solar.

Clean Energy · Somerville$800K Pre-Seed
QD Solar
October 2022

QD Solar is a technology company based in Canada that develops photovoltaic cells that use colloidal quantum dot technology.

Energy · Toronto$100K Non-equity Assistance
EV Life
October 2023

EV Life helps drivers with rebates, incentives, and financing of an electric car that saves them money and the planet.

Automotive · Folsom$8.0M Debt Financing
SpaceSense.ai
October 2023

SpaceSense's mission is to help organizations to leverage satellite data to gain actionable insights for their businesses.

Artificial Intelligence (AI) · PalaiseauNon-equity Assistance
MSBAI
October 2021

Creator of GURU, a neuro-symbolic AI platform that automates complex workflows across defense, aerospace, energy, and manufacturing sectors.

Artificial Intelligence (AI) · Los Angeles$822K Equity Crowdfunding
GrowFlux
October 2022

GrowFlux, Inc. provides automation and cloud technology service.

Agriculture · PhiladelphiaPre-Seed
HiT Nano
October 2024

Battery Cathode Manufacturing Technology, Cathode Supplier

Battery · Bordentown$75K Grant
Clean Valley Bio-filtration Technologies
March 2026

Clean Valley CIC is a group of entrepreneurs, engineers and environmental scientists with a nature-inspired ideas for Canadian Innovation.

AgTech · Dartmouth$4.0M Debt Financing
Sinergy Flow
February 2026

Sinergy Flow enables the energy transition by developing redox flow batteries for energy storage.

Battery · Milano$8.3M Seed
BlueTrace
February 2026

BlueTrace offers a traceability solution for shellfish growers, wholesalers, distributors, and dealers.

AgTech · Castine$1.3M Seed
Verde Technologies
January 2026

Verde Technologies specializes in the production of perovskite solar cells that offers thin film and flexible solar panels.

Manufacturing · Burlington$3.0M Series Unknown
Kara Water
November 2025

Kara Water manufactures air-to-water devices and self-refilling coffee machines that extract water from air and add minerals.

New York$712K Equity Crowdfunding
Switched Source
November 2025

Switched Source is a manufacturing company that develops medium-voltage devices to enhance utility operations through automation.

Electrical Distribution · Chicago$2.6M Seed
MicroEra Power
September 2025

Resilient, efficient Thermal Energy Storage for C&I buildings

CleanTech · Rochester$250K Grant
Enzinc
August 2025

Enzinc is an advanced battery developer that offers rechargeable zinc-air batteries.

Battery · RichmondNon Equity Assistance
RenewCO2
August 2025

RenewCO2 is a research company that develops processes for converting CO2 into chemicals and fuels.

Chemical · Cranford$2.0M Seed
ByFusion Global
June 2025

ByFusion Global is a waste to infrastructure company that provides solutions to address the global plastic crisis.

Manufacturing · GardenaNon Equity Assistance
REplace
May 2025

REplace is a tool for constructing renewable energy projects that makes determining the site of a solar or wind greenfield project simple.

Energy Efficiency · Tel Aviv$2.1M Seed

Where Cleantech Open invests

Renewable Energy7
CleanTech5
Energy Efficiency5
Manufacturing5
Software4
Energy4

About Cleantech Open's portfolio

How many companies has Cleantech Open invested in?

Cleantech Open has invested in 227 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Cleantech Open invest in?

Cleantech Open's top investment sectors include Renewable Energy, CleanTech, Energy Efficiency, Manufacturing, Software. The firm invests across 49 different industry categories.

What is Cleantech Open's largest investment?

Among tracked funding rounds, Sinergy Flow received $8.3M in a Seed round. Cleantech Open's total known invested capital is $490.9M.

What is the average investment size for Cleantech Open?

Cleantech Open's average investment size is $2.6M across its portfolio of 227 companies.

What are Cleantech Open's most recent investments?

Recent Cleantech Open portfolio additions include Linebird, EQO, Solarflux Energy Technologies, Climative, RenewWest. These companies were founded in 2020 or later.

Reach the founders behind these 227 companies
Verified emails and LinkedIn profiles, updated monthly.
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