Investor Directory
Family Offices in California
California's family office ecosystem comprises approximately 890 offices collectively managing $520-580 billion in assets, distributed across three distinct regional clusters with different wealth-creation profiles. The San Francisco Bay Area dominates with approximately 520 offices ($340-380B AUM), driven primarily by technology entrepreneurship and venture capital wealth. Los Angeles contains roughly 240 offices ($115-140B AUM), reflecting entertainment industry fortunes, real estate development, and entertainment technology convergence. San Diego hosts approximately 130 offices ($65-85B AUM), concentrated in biotechnology, medical devices, and defense contracting. Median family office founding year across the state is 1999, reflecting the technology boom and subsequent wealth creation waves. Average principal age is 51, with 38% under age 50—significantly younger than national demographics and indicating active founder-generation participation. Approximately 44% of California family wealth represents first-generation entrepreneurial capital, while 38% reflects second-generation stewardship and 18% third-generation or later.
DIRECTORY
6 Family Offices in California
Firms — 6 listed
Marks Family Office (Howard Marks)
AUM
$1B+
Howard Marks, co-founder of Oaktree Capital Management, manages personal family wealth built from decades leading one of the world's largest alternative asset managers. Marks is renowned for his investment memos and expertise in credit cycles, distressed assets, and risk management.
Broad Foundation (Eli Broad)
AUM
$8-10B
The Eli Broad family office and foundation manages $8-10 billion across philanthropy, real estate, and art. Broad built two Fortune 500 companies and became one of California's most prolific philanthropists.
Lenfest Group (Gerry Lenfest)
AUM
$4-6B
The Lenfest family manages philanthropic and investment assets from the $5.9B sale of Lenfest Communications to Comcast. Focused on media, education philanthropy, and real estate in California and Philadelphia.
Gordon & Betty Moore Foundation
AUM
$9-10B
The Gordon and Betty Moore Foundation manages $9-10 billion built from Gordon Moore's Intel co-founding wealth. The foundation focuses on environmental conservation, science, and patient care.
Hewlett Family Office
AUM
$6-8B
The Hewlett family manages $6-8 billion from William Hewlett's HP co-founding legacy through the Hewlett Foundation and family investment vehicles focused on technology and environmental philanthropy.
Bren Company (Donald Bren)
AUM
$15-18B
Donald Bren's family office manages $15-18 billion centered on The Irvine Company, controlling one of America's largest commercial real estate portfolios including 185+ million square feet of property in Orange County.
MARKET ANALYSIS
The California Family Office Landscape
California family offices maintain sector concentrations reflecting regional expertise and founder-generation experience. Technology and software represent 38-44% of SF Bay Area portfolios, with founders retaining significant founder-class equity stakes in publicly-traded holdings. Entertainment and media comprise 28-34% of LA allocations, encompassing production companies, streaming platforms, and entertainment technology. Biotechnology and life sciences command 26-32% of San Diego portfolios, with specialized expertise in FDA approval processes and clinical trial management. Real estate spans all three regions, representing 22-28% of typical allocations and serving as diversification hedge against tech concentration.
Venture capital comprises 25-32% of Bay Area allocations, with many offices maintaining dedicated venture funds. Private equity represents 18-24% across regions, emphasizing platform companies with technology-enabled scaling potential. This composition drives California offices' distinctively aggressive growth orientation and emerging-market investment appetites.
California family offices deploy significantly larger check sizes than regional peers, reflecting concentrated wealth and venture capital influence. Median direct investment sizes range from $5-15 million in San Diego biotech deals to $8-25 million in SF venture rounds and $3-12 million in LA entertainment investments. Approximately 58% of capital deploys through co-investment alongside institutional venture funds rather than standalone positions.
For Los Angeles-specific offices, see our Los Angeles family office directory. For San Francisco Bay Area offices, see our San Francisco family office directory. For San Diego offices, see our San Diego family office directory.
Why California
California's family offices operate within the most mature venture capital ecosystem globally, creating distinctive governance and operational characteristics. Approximately 72% of family offices maintain formal venture capital expertise or dedicated venture professionals on staff. Many offices function simultaneously as limited partners in venture funds and direct investors, creating complex portfolio management requirements.
Entertainment and media expertise creates operational value-add across production companies, streaming platforms, and content technology. Many LA family offices maintain deep entertainment industry networks and financial expertise critical to platform valuations.
Biotech sector expertise in San Diego creates specialized knowledge around FDA processes, clinical trial management, and regulatory pathways that accelerate portfolio company development.
Frequently Asked Questions
California family office AUM ranges significantly by region. Bay Area offices average $250-400M AUM, LA offices $200-350M, San Diego offices $150-300M. Large mega-offices ($1B+) concentrate in Bay Area.
Very aggressive. Approximately 72% of California family offices maintain formal venture capital expertise. 25-32% of Bay Area portfolios deploy in venture capital, significantly above national averages.
Check sizes range $3-25M depending on asset class. Venture rounds typically $8-25M. Real estate transactions $5-15M. Entertainment acquisitions $3-12M. Most expect board participation.
Yes, extensively. Approximately 58% of capital deploys through co-investment alongside institutional venture funds rather than standalone positions. Family offices actively seek co-investment opportunities with tier-one VCs.
Access the full investor universe. 300,000+ contacts from primary sources.
Schedule a Conversation