Thefoundervc

Emerging manager

Built from this firm's Form D filings. The firm files no SEC adviser report.

Website: https://www.thefounder.vc
HQ: WA

TheFounderVC backs visionary founders building Vertical AI companies, investing at pre-seed and seed in the U.S. The team includes Mia Lewin, a founding partner who was a three-time founder CEO, Paul Longhenry, a former founder CEO and growth stage operator, and Jay Bartot, a technical advisor and CTO with four exits. Portfolio companies include Daydream, Potato, Catchouse, Ridge AI, Auto, and logcat.ai.

01 · Says / Does

Tag	Says	Does
Stages	Pre-seed, Seed	Not enough dated deals
Sectors	AI applications	Not enough dated deals
Regions	US	Not enough dated deals

Says: what the firm's funds state. Does: from 0 dated deals in the last 24 months.

02 · Fund history

Fund	Year	Size	Status
TheFounderVC Fund I, LP Backs visionary founders building Vertical AI applications to create category leaders, investing at pre-seed and seed stages in the U.S. Often the very first check, alongside venture-scale co-investors. Inferred from the firm's website	2024	$4.58M to $5M (Form D)	Open, writing first checks

03 · People across funds

Mia Lewin, Founding Partner
TheFounderVC Fund I, LP (Named on Form D)
Jay Bartot, Technical Advisor and CTO
TheFounderVC Fund I, LP (Team)
Paul Longhenry, Partner
TheFounderVC Fund I, LP (Team)

04 · Recent deals

No dated deals found yet.

05 · Latest from the firm

No news from the firm's website yet.

06 · Sources

Fund dates and sizes are from SEC Form D filings.

Last verified: Oct 28, 2026