Thomas M. Siebel

Thomas M. Siebel, CEO and Chairman of the Board, C3.ai. Records, connections and sources from free public data, each linked to where it came from.

Last updated: 8 Nov 2026.

Where it appears in the data

• Insider trades (SEC Forms 3/4/5) (Companies)
• Relationship links (People & Money)
• Profiles · news archive (People & Money)
• Network · writing listings (People & Money)
• Power network (People & Money)
• Ai People · people (AI)
• Social media accounts (Feed)

Studied at

• University of Illinois Urbana-Champaign (Educated at)
• Shattuck-Saint Mary's School (Educated at)

Founded

• Siebel Systems (Founder)
• C3.ai (Founder)

Board seats

• C3.ai (Chair)

Leads

• C3.ai (Chief executive officer)