United States · 
Who invested in Sunflower Labs?
Sunflower Labs's investors include General Catalyst, Sequoia Capital, Atlas Venture and Drone Fund.
20182020202220242026
$2.1MRound$16MSeries B$15MVentureUnited States · Venture startup
Who invested in Sunflower Labs
3 rounds we have observed, with the 4 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
Funding summaryUpdated 26 Oct 2026
$33Mraised across 3 rounds since 2016, from 3 sources
$2.1MRound$16MSeries B$15MVenture
- Latest round
- Venture, $15MSept 2026
- Biggest round
- $16MSeries B · Nov 2025
- Investors
- 4 (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
- Round, $2.1M Nov 2016
- Biggest round
- $16M Series B · Nov 2025
- Usual gap between rounds
- 9 years the median of 2
The rounds
- Sept 2026Venture$15M4 returning
Source recordedSEC filing: $15M sold
- Nov 2025
- Nov 2016
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.
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 5 firms list Sunflower Labs 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 Sunflower Labs
How much has Sunflower Labs raised?
Sunflower Labs has raised $33M across 3 rounds since 2016.
When did Sunflower Labs last raise?
Sunflower Labs's most recent round was a Venture of $15M in Sept 2026.
What was Sunflower Labs's biggest round?
Sunflower Labs's largest round on record is $16M (Series B), in Nov 2025.
Who backed Sunflower Labs first?
Sunflower Labs's first round on record, in Nov 2016, was backed by General Catalyst.
What stage is Sunflower Labs at?
Sunflower Labs's latest named round is a Venture, in Sept 2026.
Where is Sunflower Labs based?
Sunflower Labs is based in the United States.
Who led Sunflower Labs's rounds?
General Catalyst led the Undisclosed round in 2016.
Companies like Sunflower Labs
In the same sector, and raised in the last eighteen months.
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