United States · 
Who invested in Guardian RF?
Guardian RF's investors include Y Combinator, General Catalyst and Space Capital.
United States · Seed startup
Who invested in Guardian RF
Funding summaryUpdated 26 Oct 2026
$2.5Mraised across 1 round since 2024, from 1 source
- Latest round
- Seed, $2.5MSept 2024
- Investors
- 3
The rounds
- Sept 2024
Founders and team
From Guardian RF's own website: 3 founders.
AdvisersHon. Jane Holl Lute
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list Guardian RF as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Guardian RF
How much has Guardian RF raised?
Guardian RF has raised $2.5M across 1 round since 2024.
When did Guardian RF last raise?
Guardian RF's most recent round was a Seed of $2.5M in Sept 2024.
What was Guardian RF's biggest round?
Its most recent round, $2.5M in Sept 2024, is also its largest on record.
Who backed Guardian RF first?
Guardian RF's first round on record, in Sept 2024, was backed by Y Combinator, General Catalyst and Space Capital.
What stage is Guardian RF at?
Guardian RF's latest named round is a Seed, in Sept 2024.
Where is Guardian RF based?
Guardian RF is based in the United States.
Companies like Guardian RF
In the same sector, and raised in the last eighteen months.
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