United States · Who invested in Helios?
Helios's investors include Bolts Capital, Alumni Ventures, SOSV, Unusual Ventures and HAXLR8R.
2013201520172019202120232025
$25KSeed?Venture$4.0MSeed$15MRound$1.1MSeed
United States · Seed startup
Who invested in Helios
5 rounds we have observed, with the 5 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Raised 2 months ago
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Funding summaryUpdated 5 Nov 2026
$20Mraised across 5 rounds since 2013, from 5 sources
$25KSeed$4.0MSeed$15MRound$1.1MSeed
- Latest round
- Seed, $1.1MSept 2026
- Biggest round
- $15MRound · Dec 2025
- Investors
- 5 (1 led)
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed, $25K May 2013
- Biggest round
- $15M Round · Dec 2025
- Usual gap between rounds
- 22 months the median of 4
The rounds
- Sept 2026Seed$1.1M
No investor was named in the report.
Source recorded
- Dec 2025
- Jul 2025
- Feb 2015VentureAmount undisclosed
No investor was named in the report.
From a historical funding record
- May 2013
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Seed2013Venture2015Seed2025Round2025Seed2026
Bolts CapitalL
Alumni Ventures
SOSV
Unusual VenturesHAXLR8R
Bolts CapitalLAlumni VenturesSOSVUnusual VenturesHAXLR8REveryone who backed them
HAXLR8RVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Helios
How much has Helios raised?
Helios has raised $20M across 5 rounds since 2013. One round did not disclose an amount, so the total is a floor.
When did Helios last raise?
Helios's most recent round was a Seed of $1.1M in Sept 2026.
What was Helios's biggest round?
Helios's largest round on record is $15M (Undisclosed round), in Dec 2025, led by Bolts Capital.
Who backed Helios first?
Helios's first round on record, in May 2013, was backed by SOSV and HAXLR8R.
What stage is Helios at?
Helios's latest named round is a Seed, in Sept 2026.
Where is Helios based?
Helios is based in the United States.
Who led Helios's rounds?
Bolts Capital led the Undisclosed round in 2025.
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