Lassie

Private

San Francisco-based maker of AI agents that automate medical practice administration (insurance portals, 837D claim posting, reimbursements). Started with dental: 700+ dental practices across 49 states; delivers 250,000+ labor hours annually. Founded 2024.

Founders Steijn Pelle, Frédéric Renken

CEO Steijn Pelle

Company

Founded

2024

Headquarters

San Francisco, USA

Financials

Total Funding

$47M

Sectors

Artificial Intelligence SaaS Healthtech

lassie.ai

Funding History

2 rounds

Series A Jun 3, 2026

$35M

Andreessen Horowitz (Lead) Night Capital Rahul Vohra Zach Perret Taavet Hinrikus Gokul Rajaram Brian Balfour

Seed Dec 1, 2024

$12M

Funding data is compiled from multiple independent sources including company announcements, press coverage, and regulatory filings. While we strive for accuracy, amounts and dates may reflect reported figures at time of announcement.