Seth Weisfeld

Founder

Product design leader with 20+ years experience, previously a Product Design Director at Meta working on AI. Co-founded Function Health to address his personal experience managing autoimmune conditions.

Overview

Companies
1
Roles
Founder

Companies

1 company
Function Health $354M
Private Founder

Function Health is a membership-based preventive health platform that gives consumers access to 100+ lab tests, AI-generated health reports, and optional full-body MRI and CT scans. Co-founded by Dr. Mark Hyman and Jonathan Swerdlin, the Austin-based company aims to shift healthcare from reactive to proactive by empowering people with comprehensive testing and personalized insights at scale.

Founder data is compiled from company records, public announcements, and verified sources. Roles reflect current or most recent known positions.