Kenneth Siebel is an American investment manager best known as the father of actress and documentary filmmaker Jennifer Siebel Newsom – wife of California Governor Gavin Newsom.
Siebel and his wife Judith have long resided in Northern California, but in 2020 made an unexpected move south, purchasing a Naples home worth an impressive $3.3 million according to Fox News.
Early Life and Education
Siebel has been married to Gavin Newsom since 2008 and served as San Francisco’s First Lady from 2008-2011 and State Second Lady from 2011-2019. Additionally, Siebel has appeared on television series such as Life, Mad Men and Strong Medicine as an actress; as well as writing, producing and directing several films such as her most recent release The Mask You Live In which explores American society’s view of masculinity.
Ken and Judy Siebel are investment managers and co-founded the Bay Area Discovery Museum in Sausalito. Stacy died tragically at six years old due to a golf accident caused by Ken, with whom Judy expressed deep remorse for being involved in it. Their family now resides in Naples, Florida.
Kenneth Siebel is an investment manager and father to Jennifer Lynn Siebel Newsom, an American documentary filmmaker and actress. In addition, Kenneth is on several non-profit organization boards of directors.
Hillspire Family Office, run by David, oversees financial and administrative functions as well as real estate, aviation and maritime activities. A prominent figure in both tech and broader business circles, David has served as CFO at Yahoo and Fortinet and currently sits on various corporate and private equity boards.
He serves on the boards of several non-profit organizations, such as Conservation International and The Branson School. Furthermore, he founded VaccinateMA as an organization which connects Massachusetts residents with COVID-19 vaccination.
Achievement and Honors
The University of Illinois Alumni Association honored Siebel with its highest award – “Distinguished Alumnus of the Year.” His accomplishments speak well of their alma mater; 19 patents on radar devices, communications devices, new displays, voice analysis software and large computer networks can attest to this.
Jennifer Siebel Newsom, his daughter, is an independent filmmaker, advocate, and actress. Her film Miss Representation premiered at the 2011 Sundance Film Festival and examined how media contributes to an under-representation of women in powerful positions.
Siebel Newsom’s second film, The Mask You Live In, explores American culture’s conception of masculinity. She serves as a board member of Conservation International and first made her acting debut with the thriller Waiting for Anna in 2002.
Ken Siebel is an investment manager with an estimated net worth of $10 million and serves as chairman of North Bay wealth management firm Private Wealth Partners LLC.
After graduating with his undergraduate degree in Latin American studies from the University of Wisconsin and his MBA from Stanford respectively, he went to work for Smith Barney and shortly thereafter established Robertson, Colman & Siebel as his own firm.
Though his daughter pursues political office, the Siebels remain registered Republicans. They purchased their Florida home just as Newsom was implementing shelter-in-place restrictions statewide. His family trust donated $5,000 to Friends of Ron DeSantis PAC in 2022; additionally he is one of the founding members of Maier & Siebel Real Estate Investment Advisors as well as co-founding Siebel Capital Management.
Net worth is a measure of one’s wealth and calculated by subtracting liabilities from assets. Calculating one’s net worth regularly helps individuals understand where they stand financially and help prevent issues in the future.
Siebel Newsom boasts an estimated net worth of $8 Million. She is married to California Governor Gavin Newsom and shares custody of their four children: Montana Tessa, Dutch William, Brooklyn and Hunter.
She relocated to Hollywood in 2002 and pursued acting full time, appearing on several popular television series such as Mad Men, Life, and Numb3rs; as well as movies such as Miss Representation; other notable credits include The Mask You Live In and Fair Play.