Public firm-level fields only. Contact details are withheld. Order follows disclosed assets under management where available, then profile depth. It is not a ranking.
AlTi Tiedemann Global
New York, NY | Multi-family office | Founded 1999
AlTi Tiedemann Global is a multi-family office and wealth management firm serving families, family offices, foundations, and institutions. Its services include investment management, advisory, trust, administrative, and family office support.
- AUM range
- Over $20B
- Check size
- Not stated
- Asset classes
- Public Equities, Fixed Income, Private Equity, Private Credit, Hedge Funds, Real Estate
Ravinia Capital Group
Glenview, IL | Single family office | Founded 2014
Ravinia Capital Group is a private capital real estate investment firm affiliated with a single-family office. It pursues value-add and core-plus opportunities across office, industrial, multifamily, and retail properties.
- AUM range
- $5B-$20B
- Check size
- Not stated
- Asset classes
- Real Estate, Direct Investments
- Wealth source
- Not stated
SBP Management
New York, NY | Multi-family office | Founded 2011
SBP Management invests across direct funds and co-investments, long/short equity, credit, and special situations. Its target industries include life sciences, technology, financials, consumer products, real estate, industrials, and natural resources.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Private Equity, Private Credit, Public Equities, Funds, Direct Investments
Willoughby Capital Holdings, LLC
New York, NY | Single family office | Founded 2009
Willoughby Capital Holdings is a United States-based family office that makes private investments.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Private Equity, Direct Investments
- Wealth source
- Not stated
Mantucket Capital
Greenwood Village, CO | Single family office | Founded 1998
Mantucket Capital is a single-family office that invests in private equity, private debt and special situations across multiple industries. It partners with management teams to support business growth.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Private Equity, Private Credit, Real Estate
- Wealth source
- Not stated
Western Alternative Strategies
Dallas, TX | Multi-family office | Founded 2011
Western Alternative Strategies is an alternative investment platform established within a multi-family office for wealth managers, family offices, and high-net-worth clients. It builds diversified portfolios using private and public market strategies.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Private Equity, Private Credit, Real Estate, Venture Capital, Public Equities, Hedge Funds
Murray FO LLC
New York, NY | Multi-family office | Founded 2016
Murray Capital Group is a multi-family office focused on life sciences, technology, and natural resources. It uses fundamental research to build long-term capital appreciation portfolios.
- AUM range
- $250M-$1B
- Check size
- Not stated
- Asset classes
- Public Equities, Fixed Income
Ardenwood Advisors, LLC
Palo Alto, CA | Multi-family office | Founded 2025
Ardenwood Advisors is a multi-family office and registered investment advisor serving families, entrepreneurs, and family offices. Its stated investment areas include private equity, real estate, and hedge funds.
- AUM range
- $50M-$250M
- Check size
- Not stated
- Asset classes
- Private Equity, Real Estate, Hedge Funds, Funds
Innocreative Capital, LLC
Woodland Hills, CA | Single family office
Innocreative Capital invests family funds across private equity, venture capital, real estate, special situations, direct lending, public markets, and environmental, social, and governance strategies. It also supports portfolio companies with business and operational resources.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Real Estate, Private Credit, Public Equities
- Wealth source
- Not stated
GROCO Family Office Advisors
Fremont, CA | Multi-family office | Founded 1964
GROCO Family Office Advisors provides family office services and financial management and consulting for businesses, organizations, individuals, and families. Its services include financial management and tax planning.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Public Equities
Lorentzen Investments, LLC
Chicago, IL | Single family office
Lorentzen Investments is a single-family office that invests in early-stage companies and lower middle-market operating businesses. Its approach includes leveraged buyouts and investments aligned with reshoring and sustainability themes.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Real Estate, Direct Investments
- Wealth source
- Not stated
Epacria Capital Partners
Boulder, CO | Single family office | Founded 2019
Epacria Capital Partners manages public and private investments for members of the Clay family. It follows a generalist value approach, investing in niche businesses, complex situations, and out-of-favor sectors with a long-term perspective.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Public Equities, Private Equity, Direct Investments
- Wealth source
- Clay family
Patterson Thoma Family Office
Dallas, TX | Single family office | Founded 1982
Patterson Thoma Family Office is a privately held family investment holding company founded in 1982. It invests in established funds and management teams.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Private Credit, Real Estate, Funds
- Wealth source
- Not stated
Inflection Capital | Family Office
Beverly Hills, CA | Single family office | Founded 2014
Inflection Capital is a single-family office investing across private businesses, real estate, and publicly traded securities. Its stated areas include businesses at different stages and across industries such as software, consumer products, financial technology, and biotechnology.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Real Estate, Public Equities, Fixed Income, Direct Investments
- Wealth source
- Proceeds from a hedge fund
Third Lake Capital, LLC
Tampa, FL | Single family office | Founded 2013
Third Lake Capital manages capital for a family whose wealth comes from ownership of a privately held company. Its investment activities include private equity, direct real estate, and selected investments with third-party private equity, private debt, and hedge fund managers.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Real Estate, Private Credit, Hedge Funds, Direct Investments, Funds
- Wealth source
- Proceeds from a privately held company
Kactus Capital Management
New York, NY | Single family office | Founded 2014
Kactus Capital Management is a single family office investing as principal across global public and private markets. Its investments include external managers, co-investments and direct investments.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Private Credit, Public Equities, Fixed Income, Hedge Funds, Real Estate, Commodities, Direct Investments
- Wealth source
- Not stated
SPK Advisors
New York, NY | Single family office
SPK Advisors is the investment vehicle of a single family office based in Manhattan. It invests across asset classes with a long-term approach to wealth generation.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Real Estate, Public Equities, Fixed Income
- Wealth source
- Not stated
Gates Capital Partners LLC
Denver, CO | Single family office
Gates Capital Partners is a single-family office that makes fund commitments and co-investments in buyout, growth equity, secondary, and distressed sectors.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Public Equities, Funds
- Wealth source
- Not stated
Levine Leichtman Family Office
Beverly Hills, CA | Single family office | Founded 1985
Levine Leichtman Family Office is a multigenerational single-family office focused on long-term capital preservation through a diversified portfolio. It invests directly and through third-party managers across a range of asset classes.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Public Equities, Real Estate, Private Credit, Venture Capital
- Wealth source
- Levine and Leichtman families; private equity
Van Tuyl Companies
Scottsdale, AZ | Single family office
Van Tuyl Companies oversees the business interests of the Van Tuyl family. Its investment activities include public and private securities and real estate development.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Public Equities, Private Equity, Real Estate
- Wealth source
- Van Tuyl family
Quaker Capital Investments, LLC
Canonsburg, PA | Single family office | Founded 1985
Quaker Capital Investments is a single-family office investing in global public equities. It also invests in regional startups and mature private companies undergoing ownership transitions, and may invest in fixed income securities.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Public Equities, Fixed Income, Direct Investments
- Wealth source
- Not stated
Watchtower Management Group, LLC
San Francisco, CA | Single family office
Watchtower Management Group is a single-family office for the Heising-Simons family. It invests for the benefit of charitable and other organizations associated with the family.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Public Equities, Fixed Income, Private Credit, Funds
- Wealth source
- Heising-Simons family
Insight Family Office
Wilmington, NC | Single family office | Founded 2015
Insight Family Office is a single-family office focused on direct investments, including venture capital through pre-IPO shares, secondary limited partner interests, and distressed debt.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Venture Capital, Private Equity, Private Credit, Direct Investments
- Wealth source
- Not stated
Kutsa Foundation
Palo Alto, CA | Single family office | Founded 1974
Kutsa Foundation is a single-family office managing the Kutsa family’s private assets, investments, and philanthropic initiatives.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Real Estate, Public Equities, Private Equity, Venture Capital, Direct Investments
- Wealth source
- Kutsa family
Gansett Companies LLC
New York, NY | Single family office | Founded 2015
Gansett Companies is a single-family office founded by the Hammam family.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Credit, Real Estate, Funds
- Wealth source
- Hammam family
Jacobson Capital International LLC
San Diego, CA | Single family office | Founded 2007
Jacobson Capital International is a single-family office with a history in lending, fund of hedge funds, venture capital, private equity, and special situations.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Credit, Hedge Funds, Venture Capital, Private Equity
- Wealth source
- Not stated
Arrivato, LLC
Allentown, PA | Single family office | Founded 2013
Arrivato is an extension of a single-family office focused on principal strategies. Its real estate activities include multifamily acquisitions, land development, and solar development.
- AUM range
- Over $20B
- Check size
- Not stated
- Asset classes
- Real Estate, Infrastructure
- Wealth source
- Not stated
M&J Capital Partners
Rockville, MD | Single family office
M&J Capital Partners is a single-family office for the Leone family and a real estate development company. It invests in commercial real estate and operating companies, including through private credit and equity investments.
- AUM range
- $250M-$1B
- Check size
- Not stated
- Asset classes
- Real Estate, Private Equity, Private Credit, Direct Investments
- Wealth source
- Leone family
Alt+J Holdings
Los Angeles, CA | Multi-family office | Founded 2026
Alt+J Holdings is a private investment firm and multi-family office focused on lower middle-market businesses. It invests in companies across services, consumer, and traditional industry sectors through control recapitalizations, founder transitions, carve-outs, special situations, and technology-enabled transformations.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Direct Investments
Grouse Ridge Capital, LLC
Butler, PA | Single family office | Founded 2012
Grouse Ridge Capital is a single-family office with wholly owned construction, manufacturing, and fabrication businesses, alongside passive investments in technology-focused areas. It also provides buy-side advisory services.
- AUM range
- $50M-$250M
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Direct Investments
- Wealth source
- Not stated
Falcon Private Investments
Oak Brook, IL | Single family office
Falcon Private Investments deploys its own capital through direct investments and limited partnership positions. Its activity includes growth capital, recapitalizations, real estate and venture funds, recreational assets, and publicly traded securities.
- AUM range
- $50M-$250M
- Check size
- Not stated
- Asset classes
- Venture Capital, Real Estate, Public Equities, Direct Investments, Funds
- Wealth source
- Not stated