United States · 
Who invested in Unit 221B?
Unit 221B's investors include J2 Ventures.
United States · Seed startup
Who invested in Unit 221B
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.
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Funding summaryUpdated 15 Nov 2026
$5.0Mraised across 1 round since 2025, from 1 source
- Latest round
- Seed, $5.0MSept 2025
- Investors
- 1
The rounds
- Sept 2025
Founders and team
From Unit 221B's own website: 5 on the team.
- May Chen-ContinoChief Executive Officer
- Allison NixonChief Research Officer
- Ben CoonChief Intelligence Officer
- Lance JamesChief Innovations Officer
- Mark RaschChief Legal Officer
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Unit 221B as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Unit 221B
How much has Unit 221B raised?
Unit 221B has raised $5.0M across 1 round since 2025.
When did Unit 221B last raise?
Unit 221B's most recent round was a Seed of $5.0M in Sept 2025.
What was Unit 221B's biggest round?
Its most recent round, $5.0M in Sept 2025, is also its largest on record.
Who backed Unit 221B first?
Unit 221B's first round on record, in Sept 2025, was backed by J2 Ventures.
What stage is Unit 221B at?
Unit 221B's latest named round is a Seed, in Sept 2025.
Where is Unit 221B based?
Unit 221B is based in the United States.
Companies like Unit 221B
In the same sector, and raised in the last eighteen months.
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