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
LDJ Capital Multi-Family Office
New York, NY | Multi-family office | Founded 2005
LDJ Capital Multi-Family Office provides advice and services to families and individuals. Its stated areas span private equity, venture capital, real estate, public markets, commodities, technology, media, and consumer sectors.
- AUM range
- Over $20B
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Real Estate, Public Equities, Hedge Funds, Commodities
L Investments
New York, NY | Single family office | Founded 1999
L Investments is a single-family office with a portfolio of public and private equity.
- AUM range
- Over $20B
- Check size
- Not stated
- Asset classes
- Public Equities, Private Equity, Hedge Funds
- Wealth source
- Not stated
FFT Wealth Management, LLC
New York, NY | Multi-family office | Founded 2009
FFT Wealth Management is a multi-family office providing investment management and family office services. Its stated offering includes access to alternative investments, venture capital, private equity, and funds.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Funds
Roystone Management Holdings LLC
New York, NY | Single family office | Founded 2012
Roystone Management Holdings is a single family office that invests in small and medium-sized businesses with established products or services. It considers minority and control positions in companies at growth inflection points.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Direct Investments
- Wealth source
- Not stated
Collaborative Capital Advisors LLC
New York, NY | Multi-family office
Collaborative Capital Advisors is a multi-family office offering investment opportunities, family office services, and philanthropic guidance to families and individuals.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Hedge Funds
Willett Advisors LLC
New York, NY | Single family office | Founded 2010
Willett Advisors manages the philanthropic assets of its founder, including assets of Bloomberg Philanthropies. Its stated investment areas include hedge funds, alternative investments, public equity markets, and oil and natural gas focused real assets.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Hedge Funds, Public Equities, Commodities
- Wealth source
- Not stated
Tamra-Tacoma Capital Partners
New York, NY | Multi-family office | Founded 2012
Tamra-Tacoma Capital Partners is a multi-family office that makes direct placements in traditional and renewable energy. The firm reports $1.75 billion in discretionary capital.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Direct Investments, Infrastructure
RWN Management, LLC
New York, NY | Single family office
RWN Management is a New York-based single-family office providing investment management and tax and estate planning services.
- AUM range
- $1B-$5B
- Check size
- Not stated
- Asset classes
- Real Estate, Private Credit, Private Equity, Public Equities
- Wealth source
- Not stated
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
Bawden Capital
New York, NY | Single family office | Founded 2000
Bawden Capital is a single-family office rooted in the Bawden family’s work in finance and industry. It invests and partners in early-stage and strategic situations across energy, mining, defense technology, and information technology, and provides business and financing support in those sectors.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Venture Capital, Private Equity, Direct Investments
- Wealth source
- Bawden family; finance, oil and gas, aviation, mining, and insurance businesses
Felpel Ventures
New York, NY | Single family office | Founded 2019
Felpel Ventures is the U.S.-based investment arm of a family office, backing early-stage and growth companies. Its stated areas include healthcare, technology, biotechnology, and digital therapeutics.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Venture Capital
- Wealth source
- Not stated
Belfer Management LLC
New York, NY | Single family office | Founded 2000
Belfer Management is a family office affiliated with the Belfer family that manages family investment and philanthropic activities. Its portfolio spans the United States and international markets, with an equity emphasis and selective allocations to third-party managed funds.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Hedge Funds, Real Estate, Funds, Direct Investments
- Wealth source
- Belfer family; historical businesses in energy, real estate and financial services
House of Vanderbilt LLC
New York, NY | Single family office
House of Vanderbilt is associated with the Vanderbilt family. The source text describes activities in music, jewelry, and a social networking platform for creative professionals.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Vanderbilt family; shipping and railroad wealth
Malkin Holdings, LLC
New York, NY | Single family office | Founded 1993
Malkin Holdings is a single-family office that invests in businesses and managers across asset classes and geographies. Its stated areas include private equity, venture capital, public equities, credit, fixed income, and several industry sectors.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital, Public Equities, Fixed Income
- Wealth source
- Not stated
SP Group Capital Partners LLC
New York, NY | Multi-family office | Founded 2014
SP Group Capital Partners is a multi-family office focused on private, income-producing companies. Its stated areas include entertainment, natural resources, disaster relief, and alternative debt strategies.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Credit, Infrastructure
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
AVM Investments, LLC
New York, NY | Single family office | Founded 2010
AVM Investments is a single-family office investment company focused on real assets, commodities, and energy strategies. It also invests opportunistically in macro themes, funds, non-correlated strategies, and technology.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Commodities, Infrastructure, Funds
- Wealth source
- Not stated
Lifschultz Organization Family Office
New York, NY | Single family office | Founded 1999
The Lifschultz Organization manages the family’s business ventures and investments across Europe, the United States, Asia, and other regions.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Lifschultz family
GRC Investment Group
New York, NY | Single family office | Founded 2000
GRC Investment Group is a single-family office investing its own capital in direct investments and co-investments. Its portfolio includes renewable energy, pharmaceuticals and medical technology, and it is developing a commercial real estate lending platform.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Real Estate, Private Credit, Direct Investments
- Wealth source
- Proceeds from investments in fossil fuels, renewable energy and real assets
Nirvana Capital LLC
New York, NY | Single family office | Founded 2024
Nirvana Capital is a New York-based micro family office deploying flexible capital across liquid markets and private investments.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Not stated
Blackhawk Partners, Inc.
New York, NY | Single family office | Founded 2008
Blackhawk Partners is a private family office with business activities related to metals, minerals, crude oil, and energy.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Commodities
- Wealth source
- Not stated
BIMA Capital, LLC
New York, NY | Single family office | Founded 2016
BIMA Capital is an extension of a single-family office that invests in small-cap and micro-cap public and private companies. Its stated areas include innovative technology, life sciences, biotechnology, medical cannabis, energy and natural resources.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Public Equities
- Wealth source
- Not stated
Pepper International LLC
New York, NY | Multi-family office | Founded 2001
Pepper International provides multi-family office services in New York City. Its stated areas include clean energy and fund-of-funds investments.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Funds
MK Capital Partners LLC
New York, NY | Multi-family office | Founded 2004
MK Capital Partners is a partner-owned multi-family office serving families. Its stated investment areas span private equity and a range of industries, including consumer products, healthcare, technology, real estate, and logistics.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Real Estate
Vinart Corp Capital Management
New York, NY | Single family office | Founded 2006
Vinart Corp Capital Management is a single-family office investing its own capital in mid-sized companies globally. Its stated sectors include real estate, commodities, technology, media and telecommunications, infrastructure, and clean energy.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Public Equities, Real Estate, Infrastructure, Commodities
- Wealth source
- Not stated
Beechwood Ventures, LLC
New York, NY | Single family office | Founded 2003
Beechwood Ventures is a single-family office focused on investments in high-technology and life sciences sectors.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Venture Capital, Private Equity
- Wealth source
- Not stated
Sosa Strategic Partners
New York, NY | Single family office | Founded 2012
Sosa Strategic Partners is a single family office for the Sosa family. Its stated areas include private equity, venture capital and corporate development.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Private Equity, Venture Capital
- Wealth source
- Sosa family
CaaS Capital Management
New York, NY | Single family office
CaaS Capital Management is a single-family office investing across regions, industries, and capital structures. Its investment decisions use fundamental and quantitative inputs, with attention to providing liquidity to partners and stakeholders.
- AUM range
- Not stated
- Check size
- Not stated
- Asset classes
- Not stated
- Wealth source
- Not stated