Mark Stevens

Mark Anthony Stevens (born February 17, 1960) is an American billionaire venture capitalist, and a partner at S-Cubed Capital based in Menlo Park, California. He was previously with Intel and Sequoia Capital. He is on the board of Nvidia, and a part owner of the Golden State Warriors of the National Basketball Association. , Forbes estimated his net worth at $10.5 billion. Carmela Larocca, a former administrative assistant at Hughes Aircraft Company. Stevens has a sister. Stevens grew up in Culver City, California, and graduated from Culver City High School. Stevens then earned an MBA from Harvard Business School in 1989. During his time at USC, Stevens was a member of the Phi Kappa Psi fraternity.

Career Stevens joined Intel in 1982, then a mid-sized company about to capitalize on the PC boom. He joined as a technical salesperson and worked in a variety of marketing and sales roles while also earning his master's degree in computer engineering from USC. He left in 1987 to pursue an MBA at Harvard Business School. Stevens invested in Nvidia in 1993 and joined its board of directors that same year, remaining on the board until 2006 and rejoining in 2008. As of mid-2024, he was the second largest insider shareholder, with holdings valued at nearly $5 billion.

Stevens was previously one of the five voting partners at Sequoia Capital who were jointly responsible for some of the high-tech industry's most successful investments: Google, Yahoo!, Nvidia, YouTube, and others. He is the founder and a partner of S-Cubed Capital.

Philanthropy In 2004, Stevens and his wife Mary donated $22 million to the University of Southern California and to help found the USC Stevens Institute for Technology Commercialization to advance engineering within the USC Viterbi School of Engineering. It was later renamed USC Stevens Center for Innovation, having expanded its scope to include other disciplines.

Stevens and his wife also donated $10 million to establish the USC Mark and Mary Stevens Center for Orthobiologics at the Keck School of Medicine of USC. In 2025, they contributed an additional $10 million as cornerstone donors to USC Athletics' Bloom Football Performance Center.

In 2015, Stevens and his wife donated $50 million to endow and name the USC Mark and Mary Stevens Neuroimaging and Informatics Institute. The institute's goal is to enhance knowledge of brain science through the application of imaging and information technologies. In 2017, the institute received FDA clearance for clinical use of the first seven-Tesla MRI scanner in North America. In 2019, the institute, along with the Michael J. Fox Foundation for Parkinson's Research, announced the addition of more than 108 terabytes of RNA sequencing data to its open access portal associated with the Parkinson's Progression Markers Initiative.

In May 2026, Stevens and his wife donated $200 million to the University of Southern California to support AI and computing research. In recognition of the gift, USC renamed its School of Advanced Computing, the university's interdisciplinary hub for AI research and education, launched in 2024 as the USC Mark and Mary Stevens School of Computing and Artificial Intelligence.

Stevens is a member of the USC Viterbi School of Engineering Board of Councilors and, since 2001, the USC Board of Trustees. He previously served on the board of trustees of the Menlo School in Menlo Park, California.

Mark and his wife Mary Stevens are also signatories of The Giving Pledge (their pledge page) which was started by Warren Buffett and Bill Gates. They note on their own charitable website that they are just getting started with their giving.

Golden State Warriors Stevens became an investor in the Golden State Warriors of the NBA in 2013 by purchasing shares formerly held by Vivek Ranadivé. He was ejected from Oracle Arena during Game 3 of the 2019 NBA Finals, after an altercation with Kyle Lowry of the Toronto Raptors. The Warriors, as well as the league, eventually banned Stevens for a year from all games, arenas, and team activities. He was also fined $500,000 for the incident. Stevens reached out to Lowry and attempted to directly apologize to him along with other members of the Raptors and Warriors organizations and he expressed gratitude to those who accepted his calls. A 2016 New York Times analysis of the team's value suggested it had more than doubled from Stevens’ 2013 investment.

Personal life Stevens is married to Mary Virginia Mathews. The couple have three children together, and currently reside in Steamboat Spring, CO and Atherton, California.