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.
DeBruce Companies
Kansas City, MO | Single family office | Founded 2011
DeBruce Companies is a single-family office managing a portfolio that includes private equity and investments across biotech, energy, manufacturing, technology, and real estate. The family wealth originated from an agricultural and grain-trading business.
- AUM range
- $5B-$20B
- Check size
- Not stated
- Asset classes
- Private Equity, Real Estate
- Wealth source
- DeBruce family; proceeds from the sale of a grain-trading business
Westcott Industries LLC
Dallas, TX | Single family office | Founded 2019
Westcott Industries is a private investment platform with interests in real estate, technology, energy, finance and consumer services. The family’s business history includes automotive dealerships and companies in automotive services, flowers, communications and venture investments.
- AUM range
- $50M-$250M
- Check size
- Not stated
- Asset classes
- Real Estate, Venture Capital, Hedge Funds
- Wealth source
- Westcott family; automotive dealerships and business sales
UMANA
San Francisco, CA | Multi-family office | Founded 2018
UMANA is a multi-family office serving technology entrepreneurs and other clients. Its model uses equity and carried interest, and its stated client net worth range is $1 million to $100 million.
- AUM range
- $250M-$1B
- Check size
- Not stated
- Asset classes
- Venture Capital, Private Equity, Direct Investments
Sawdust Investment Management Corp.
Chicago, IL | Single family office | Founded 2003
Sawdust Investment Management is a US-based single-family office. Its stated investment areas include technology, healthcare-related sectors, retail and real estate.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Private Credit, Hedge Funds, Real Estate
- Wealth source
- Not stated
Montanti Advisory Services, LLC
Boca Raton, FL | Multi-family office | Founded 1969
Montanti Advisory Services is a family office serving business owners and families in Florida and across the United States. It provides financial planning solutions for the needs of businesses and families.
- AUM range
- $50M-$250M
- Check size
- Not stated
- Asset classes
- Not stated
Avtar Investments, LLC
Palm Beach Gardens, FL | Single family office
Avtar Investments manages family assets for the Patel family. The family founded a pharmaceutical company and other businesses.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Patel family; pharmaceutical and other businesses
Beacon Capital LLC
New York, NY | Multi-family office | Founded 2010
Beacon Capital is a multi-family office focused on socially responsible investments and deal structuring. Its stated areas of expertise include life sciences and biotechnology, real estate, banking and insurance, and energy.
- AUM range
- Under $50M
- Check size
- Not stated
- Asset classes
- Real Estate, Private Equity, Infrastructure
Clarke Capital Partners
Provo, UT | Single family office | Founded 2001
Clarke Capital Partners is a family office focused on technology-enabled consumer companies. Its principals have founded and led businesses in consumer electronics, home services, healthcare, online insurance comparison and pet health.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Real Estate
- Wealth source
- Clarke family; proceeds from business exits
N5B Management, LLC
Southlake, TX | Single family office | Founded 2021
N5B Management is the family investment office of the founders of Goosehead Insurance. It invests with partners across sectors and asset classes, with an emphasis on middle-market businesses and generally non-control investments.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Real Estate, Direct Investments
- Wealth source
- Jones family; insurance
Martin Ventures Ltd
Nashville, TN | Single family office | Founded 2009
Martin Ventures is a single-family office investing its own capital in healthcare and technology-enabled businesses. Its stated areas include digital health, healthcare services, value-based care, artificial intelligence and data science.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Venture Capital, Real Estate, Direct Investments
- Wealth source
- Martin family; healthcare
SOJA Ventures LLC
New York, NY | Single family office | Founded 2021
SOJA Ventures is a single-family office investing primarily in technology-focused growth companies. It provides structured debt, alternative credit financing and non-control equity investments to technology and service businesses.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Private Credit, Hedge Funds
- Wealth source
- Swig family
Colton Capital Partners, LLC
Houston, TX | Single family office | Founded 2011
Colton Capital Partners is a single-family office and family-owned investment company that acquires and invests in small and middle-market private companies. Its investments span industrial, healthcare, energy services, and related sectors, with deal sizes generally ranging from $500,000 to $10 million.
- AUM range
- Not stated
- Check size
- $500,000 to $10 million
- Asset classes
- Private Equity, Direct Investments
- Wealth source
- Not stated
Landmark Family Office
Greenwich, CT | Single family office | Founded 2008
Landmark Angels hosts investor forums where early- and growth-stage companies present to its investor and family office membership. Its forums cover health, emerging technologies, energy and agriculture.
- AUM range
- Under $50M
- Check size
- Not stated
- Asset classes
- Direct Investments
- Wealth source
- Not stated
LIG Capital US
Los Angeles, CA | Single family office
LIG Capital US is a single family office investing in liquid strategies, deep technology venture capital, and mid-market buyouts. Its areas of interest include climate technology, semiconductors, biotechnology, defence, and other emerging technologies.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Hedge Funds, Private Credit, Venture Capital, Private Equity, Digital Assets, Funds
- Wealth source
- Not stated
One One Five Group of Companies
Fort Lauderdale, FL | Single family office | Founded 2015
One One Five Group is a single family office headquartered in Fort Lauderdale, Florida. Its investment areas include real estate, fintech, health technology, biotechnology, and industrial sectors, from seed-stage funding to pre-IPO opportunities.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Real Estate
- Wealth source
- Not stated
JSJ Investments Inc.
Houston, TX | Single family office | Founded 2004
JSJ Investments is a Texas single-family office that invests in small and mid-cap businesses, including private placements, secondary offerings, and IPOs. Its portfolio includes public and private companies across North America, Europe, and other regions.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Public Equities, Direct Investments
- Wealth source
- Not stated
The Pritzker Organization, LLC
Chicago, IL | Single family office | Founded 1902
The Pritzker Organization manages the business interests of the Pritzker family and partners with businesses across industries. Its investments include control and non-control positions in industrials, technology, infrastructure, healthcare, and logistics.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Infrastructure, Direct Investments
- Wealth source
- Pritzker family
Rosenbaum Family Office
Lakewood, NJ | Single family office | Founded 2014
Rosenbaum Family Office is the single-family office for the Rosenbaum family.
- AUM range
- Under $50M
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Rosenbaum family
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
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
Thiel Capital LLC
West Hollywood, CA | Single family office | Founded 2018
Thiel Capital provides strategic and operational support for a family office's investment initiatives and entrepreneurial activities. Its stated interests include technology, biotechnology, healthcare, aerospace and defense, public equities, and digital assets.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Venture Capital, Public Equities, Digital Assets, Private Equity
- Wealth source
- Not stated
Atman LP
Chicago, IL | Single family office | Founded 2006
Atman is a single-family investment vehicle established for the Khatau family, whose business legacy includes textiles, manufacturing, transportation, agribusiness and automotive. It invests globally, focusing on healthcare and life sciences, and also allocates to funds and general partners.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Funds
- Wealth source
- Khatau family; textiles, manufacturing, transportation, agribusiness and automotive
JZJ Holdings LLC
Upper Saddle River, NJ | Single family office | Founded 2014
JZJ Holdings is a single-family office investing directly and alongside other investors in real estate, operating businesses, and private equity and venture capital opportunities. Investments may be made in stages based on milestones.
- AUM range
- Not stated
- Check size
- $10,000 to under $1 million
- Asset classes
- Real Estate, Private Equity, Venture Capital, Direct Investments
- Wealth source
- Not stated
Ziff Capital Partners, LLC
New York, NY | Single family office | Founded 2015
Ziff Capital Partners is a single-family office managing capital for the Ziff family. Its investments span private equity, venture capital, real estate, and public markets, with interests including healthcare, media, and sports.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Real Estate, Public Equities
- Wealth source
- Ziff family; proceeds from the sale of a publishing business
Boxcar Partners
New York, NY | Multi-family office | Founded 2019
Boxcar Partners is a multi-family office venture investment firm based in New York. It invests in early-stage private businesses and venture capital funds, with additional support for management teams.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Venture Capital, Funds, Direct Investments
Sung Capital Partners, LLC
Manhattan Beach, CA | Single family office | Founded 2018
Sung Capital Partners is a single-family office with locations in the United States and Asia.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Not stated
Sanderling Partners
Sarasota, FL | Single family office | Founded 2019
Sanderling Partners provides investment counsel, consulting, and family office services to individuals, families, nonprofits, business owners, and public entities. The firm describes itself as intergenerational and focused on technology and innovation.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Not stated
GenHenn Capital
Cranbury, NJ | Single family office | Founded 2022
GenHenn Capital is a single-family office investing in private equity and venture capital. It focuses on companies with distinct technology in life sciences, healthcare, infrastructure, biotechnology, and information technology.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Infrastructure
- Wealth source
- Not stated
