Flair Labs
YC S22San Francisco, US · Founded 2025 · 6 employees · Hiring · 8 known investors
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Flair Labs builds AI agents that contact and follow up with mortgage borrowers across voice, SMS, and email to recapture leads and past customers. The platform targets mortgage lenders and loan officers to improve refinancing capture and pipeline conversion.
Also known as Flair
Founders & leadership· Y Combinator alumni (S22)
Flair Labs was founded in 2025 by Samir Sen.

Investors · 8
How we know: press coverage · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Leo Capital Ventures's portfolio page · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: the Y Combinator directory · press coverage · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: funding news · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: press coverage · Not right? Tell us
Funding
SEC filings, press & company announcements- Undisclosed amountSeedNov 2025Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Related companies · 6
Companies working in the same space as Flair Labs.
Legal entities · 1
corporate structureIn the news
Frequently asked questions
- What does Flair Labs do?
- Flair Labs builds AI agents that contact and follow up with mortgage borrowers across voice, SMS, and email to recapture leads and past customers. The platform targets mortgage lenders and loan officers to improve refinancing capture and pipeline conversion.
- Who founded Flair Labs?
- Flair Labs was founded by Samir Sen in 2025.
- Who are Flair Labs's investors?
- Flair Labs's investors include Antler, Leo Capital Ventures, Rebellion Ventures, The MBA Fund, Y Combinator, Leo Capital, OurCrowd, Team Ignite Ventures.
- Where is Flair Labs headquartered?
- Flair Labs is headquartered in San Francisco, US.












