United States · 
What does Helios Climate Ventures invest in?
Helios Climate Ventures invests most often at Series A (100% of the rounds on record), in sectors such as Underserved, Tech For Good and Impact.
Helios Climate Ventures highlights
- 01
1 cheques in the last 12 months
- 02
Mostly Series A: 100% of its rounds
What they do
Helios invests in a small number of early stage companies with the potential for significant financial returns and climate impact.From their own website
- Type
- VC firm (from a list, unverified)
- Cheque size
- Not stated
- Stages
- Series ASeries BGrowth
- Sectors
- UnderservedTech For GoodImpact
- Based in
- Aspen, United States
- Cold pitches
- Not accepted
The record
Every round we can evidence, newest first1 appearances
- 2026
1 round
- Feb
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
The team
Named by the firm itself, on a filing, its Form ADV or its company registration2 named
JDJesse Denny JohnsonMember and Managing DirectoriForm ADV
WAWaters A KelloggMember and Managing DirectoriForm ADV
We also hold 5 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.
What the register says
From the firm's own filings with the SEC, which it must file accurately by law
$139Mgross assets of its fundsOct 2026
Exemptreporting adviserventure or small private funds
- Legal name
- Helios Climate Ventures, LLC
- SEC number
- CRD 319615
What they claim to have backed
From their own portfolio page (on their website)
5 of 10 we have independently watched raise
AmpAquamembranesFactorialenergyMaxterialZincfiveAlsymCoreshelltechGdinrgLiminalinsightsSummitlithium
Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.