Number of Portfolio Companies 1
Number of Exits 
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  • Primary Job Title CEO
  • Primary Organization 
    C3 AI
  • Investor Type  Individual/Angel
  • Investor Stage  Seed
  • Number of Exits 

Tom Siebel is the Chairman and Chief Executive Officer of C3.ai. He was the Chairman and Chief Executive Officer of Siebel Systems, which merged with Oracle Corporation in January 2006. Founded in 1993, Siebel Systems became a leader in application software with more than 8,000 employees in 32 countries, over 4,500 corporate customers, and annual

revenue in excess of $2 billion.

Number of Investments 2
Thomas Siebel has made 2 investments. Their latest investment was Series E - C3 AI on Mar 2, 2017, when C3 AI raised
$11.8M
.
Announced Date  
Organization Name  
Lead Investor  
Funding Round  
Money Raised  
Mar 2, 2017
C3 AI
No
Series E - C3 AI
$11.8M
Sep 1, 2016
C3 AI
No
Series D - C3 AI
$70M
Number of Exits 
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Thomas Siebel has exit - C3 AI.
  • C3 AI C3 AI is a provider of Enterprise AI software for accelerating digital transformation.
Number of Current Jobs 1
Number of Past Jobs 3
Thomas Siebel is the CEO at C3 AI. Additionally, Thomas Siebel has had 3 past jobs including Chief Executive Officer at Siebel Systems.
Organization Name  
Title At Company  
Start Date  
End Date  
Siebel Systems
Chief Executive OfficerJul 1, 19932006
Gain Technology
Chief Executive Officer19901992
Oracle
Senior Vice President19841990
Number of Current Board & Advisor Roles 7
Number of Past Board & Advisor Roles 1
Thomas Siebel holds 7 board and advisor roles including Chairman at C3 AI, Chairman of the Board of Directors at First Virtual Corporation, and Chairman of the Board of Directors at First Virtual Group.
Organization Name  
Title At Company  
Start Date  
End Date  
Siebel Systems
Chairman of the Board of DirectorsJul 1, 1993Jan 2006
Number of Events 3
Thomas Siebel has participated in 3 events. They most recently attended, or will attend, 2019 CIO NEXT on Dec 12, 2019.