United States · 
Who invested in Graphene Energy?
Graphene Energy's investors include 21Ventures.
United States · Seed startup
Who invested in Graphene Energy
One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$500Kraised across 1 round since 2009, from 1 source
- Latest round
- Seed, $500KJan 2009
- Investors
- 1
The rounds
- Jan 2009
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Graphene Energy
How much has Graphene Energy raised?
Graphene Energy has raised $500K across 1 round since 2009.
When did Graphene Energy last raise?
Graphene Energy's most recent round was a Seed of $500K in Jan 2009.
What was Graphene Energy's biggest round?
Its most recent round, $500K in Jan 2009, is also its largest on record.
Who backed Graphene Energy first?
Graphene Energy's first round on record, in Jan 2009, was backed by 21Ventures.
What stage is Graphene Energy at?
Graphene Energy's latest named round is a Seed, in Jan 2009.
Where is Graphene Energy based?
Graphene Energy is based in the United States.
Companies like Graphene Energy
In the same sector, and raised in the last eighteen months.
Find investors like these
Search every investor by what they have actually funded, then narrow to your stage and market. Free.