Skip to main content

Undisclosed CleanTech Companies

Explore 18 cleantech startups that raised undisclosed funding. Access verified founder contact information and fundraising data.

Total Companies
18
Total Funding
$90.9M
Avg Funding
$5.0M
Cities
18

Export 18 Undisclosed CleanTech Companies

Get founder emails, funding data, and company details in one CSV

Start Free Trial

Recently Funded Companies

Export
Charlevoix, United States
$20.0M
raised

GasTechno Energy and Fuels is a CleanTech Emissions Reduction company that converts stranded gas into valuable chemicals and fuels.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Vancouver, Canada
$2.2M
raised

RZOLV Technologies focused on developing advanced, technology-driven solutions to improve mining operations.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Concord, Canada
$350K
raised

SmartCocoon Smart booster fans enable micro-zoning / room by room climate control system, providing comfort & energy saving benefits

Aug 2022
Undisclosed

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$13.3M
raised

Founders Factory builds and funds startups together with exceptional entrepreneurs and the world's leading companies.

Jul 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

Barcelona, Spain
$521K
raised

Electricty from nature.

Jul 2022
Undisclosed

Founder Contacts

30,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 18 funded startups

30,000+ verified emails
Unlimited exports
No credit card required
East Setauket, United States
$3.7M
raised

A decentralized network of fully-automated indoor vertical farms.

Jul 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

$371K
raised

CYTOK turns hydrogen & CO₂ into green methane. Patented CCU/CCR tech for MW-scale storage & full energy autonomy

Jun 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Binghamton, United States

Natrion is developing scalable solid-state electrolytes to enable the mass adoption of EVs.

May 2026
Undisclosed

Founder Contacts

30,000+ verified contacts

Toulouse, France
$7.5M
raised

Ascendance is an aviation company decarbonizing air transport with electric propulsion technology.

May 2024
Undisclosed

Founder Contacts

30,000+ verified contacts

Montréal, Canada
$32.4M
raised

Torngat Metals provides separated rare earth oxides based on its mine feed and recycled feeds, such as end of life magnets and motors.

Apr 2026
Undisclosed

Founder Contacts

30,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 18 funded startups

30,000+ verified emails
Unlimited exports
No credit card required
Lytham, United Kingdom

Using innovative electrochemistry and process engineering. Carbonbit Technologies develops best in class Direct Air Capture technology.

Mar 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Stockholm, Sweden
$1.9M
raised

Our mission is to battle global warming by reducing methane emissions from cows.

Mar 2026
Undisclosed

Founder Contacts

30,000+ verified contacts

Singapore, Singapore

August Energy helps businesses achieve profitable, scalable decarbonisation through renewable, storage, cooling, and bioenergy solutions.

Jan 2026
Undisclosed

Founder Contacts

30,000+ verified contacts

Lebanon, United States
$3.7M
raised

FreshAir Sensor develops molecular air quality monitoring systems that help property operators track and manage indoor environments.

Dec 2024
Undisclosed

Founder Contacts

30,000+ verified contacts

Calgary, Canada
$3.7M
raised

Carbonova is a company that develops carbon nanofibres for its extraordinary market applications.

Dec 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 18 funded startups

30,000+ verified emails
Unlimited exports
No credit card required
Oslo, Norway
$554K
raised

Digital infrastructure for a Circular Economy

Nov 2022
Undisclosed

Founder Contacts

30,000+ verified contacts

São Paulo, Brazil
$694K
raised

Eos is a Fintech company

Oct 2024
Undisclosed

Founder Contacts

30,000+ verified contacts

Phoenix, United States

Waste to revenue technology servicing the Agriculture, Food Processing, and Environmental Waste Remediation industries.

Oct 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

Ready to Connect with Undisclosed CleanTech Startups?

Get verified founder emails, funding details, and company data for 18 undisclosed cleantech companies.

Get Started - Access Contact Information

Join thousands of sales teams, investors, and service providers using VCBacked