Albedo
Hiring
What they do:
Full-stack VLEO satellite missions
Quick facts:
HQ: Denver, CO, United States
Top Climate & Energy Startups in Colorado
This list has 8 startups and was last updated on Oct 15, 2026. 2 of them are hiring right now. Largest teams: H3X Technologies, Albedo, and Offstream. Latest round: Syrcuit Energy Solutions raised $400K (Oct 7, 2026).
8 startups
What they do:
The lightest electric aircraft motors in the world.
Quick facts:
HQ: Denver, CO, United States
Offstream
Hiring
What they do:
Vanta for carbon compliance
Quick facts:
HQ: Denver, CO, United States
Quick facts:
HQ: Thornton, CO, United States
Funding:
$10M · Equity · Jan 2026
Quick facts:
HQ: Golden, CO, United States
Funding:
$1.25M · Equity · Mar 2026
Quick facts:
HQ: Greeley, CO, United States
Incorporated: 2021
Funding:
$400K · Options · Oct 2026
Heimdal
Shut down
What they do:
Affordable and verified direct air carbon capture and storage
Quick facts:
HQ: Denver, CO, United States
Pursuit
Shut down
What they do:
Turnkey co-ownership & management of properties
Quick facts:
HQ: Denver, CO, United States
Questions and answers
How many startups are on this list?
There are 8 startups on this list, last updated on Oct 15, 2026.
Which of them are hiring?
2 of them are hiring right now, including Albedo and Offstream.
Which of them have the largest teams?
By team size: H3X Technologies (58 employees), Albedo (55 employees), and Offstream (10 employees).
Which of them raised money recently?
Latest rounds: Syrcuit Energy Solutions — $400K Options (Oct 2026), Sustainable Beverage Technologies — $1.25M Equity (Mar 2026), and Ascent Solar Technologies — $10M Equity (Jan 2026).