Silicon Valley and California skyline, home to family offices investing in technology

10 California Family Offices Investing in Technology (2026)

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Here are ten active single family offices from our database that are based in California and invest in technology, along with their websites:

  1. Avista Investments (Monrovia)
    Harry Tsao set up Avista Investments in 2009 in the Los Angeles area, managing wealth created through the sale of comparison-shopping firm MeziMedia to ValueClick. The office invests mainly in internet startups, sports and esports, food tech, and blockchain, with portfolio investments including Redfin, Facebook, and Mobileye.
  2. Engel Ventures (Santa Barbara)
    Engel Ventures was started in 2014 by Dan Engel, a co-founder of the SaaS company FastSpring who helped grow it past 120 million dollars in revenue. It backs early-stage technology and internet companies.
  3. Hansen Investment Holdings (Carmichael)
    Chuck Hansen founded this family investment office in 2007 after the 100 million dollar sale of Hansen Information Technologies to Infor Global. It puts capital into public and private technology companies as well as real estate and venture capital funds.
  4. Coati Capital (Menlo Park)
    Coati Capital makes seed and pre-seed direct investments as the vehicle of a private family office. Its focus is science-backed companies in life sciences, climate technology, industrial technology, and the software that supports those fields.
  5. 444 Capital (San Mateo)
    444 Capital is a family office fund centered on women and minority-led startups. Its portfolio spans B2B and B2C companies in retail, edtech, fintech, healthcare, insurtech, and online marketplaces.
  6. B5 Capital (Los Altos)
    B5 Capital is a Silicon Valley single family office investing in early stage technology companies. Most of its attention goes to AI and cybersecurity, and it does not invest in life science businesses.
  7. ePlanet Capital (San Jose)
    From its California headquarters, ePlanet Capital invests in technology businesses it believes can reach high growth and category dominance worldwide. The firm operates as a single family office.
  8. JUMP Investors (Los Angeles)
    JUMP Investors is a Los Angeles venture capital and private equity firm that now functions as a family office. Since its formation in 1999 it has invested in real estate companies, private equity funds, hedge funds, and more than 40 early-stage technology companies.
  9. Hands of Midas (Los Angeles)
    Hands of Midas is the Los Angeles investment arm of Xsolla and its founder and CEO, Aleksandr Agapitov. Drawing on almost 20 years in the video game industry, it invests in video games, game commerce, and game tech.
  10. Premanco Ventures
    Premanco, also known as Pretorius Management Company, is a California-based family office. Through Premanco Ventures it identifies, invests in, and advises innovative technology companies, bridging entrepreneurs and investors in Silicon Valley and international markets.

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