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Joshua Donfeld
Founder at Castle Hook Partners LP
Profile
Joshua Jay Donfeld is the founder and co-founding partner of Castle Hook Partners LP, which is founded in 2016.
He held the title of Managing Director at Canyon Partners Real Estate LLC (Real Estate) and was an Analyst at Soros Fund Management LLC, Senior Vice President at Canyon Capital Advisors LLC, Associate at Gryphon Investors, LLC, and Analyst at Morgan Stanley & Co. LLC.
He was also a Director at ASP Isotopes, Inc. from 2021 to 2024.
Mr. Donfeld received his undergraduate degree from Princeton University.
Joshua Donfeld active positions
Companies | Position | Start |
---|---|---|
Castle Hook Partners LP
![]() Castle Hook Partners LP Investment ManagersFinance Castle Hook Partners LP (Castle Hook) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded by David Rogers and Joshua Donfeld in 2016. Castle Hook serves as the investment advisor, with discretionary trading authority, to a number of private pooled investment vehicles, the securities of which are offered to qualified investors on a private placement basis. | Founder | 01/01/2016 |
Former positions of Joshua Donfeld
Companies | Position | End |
---|---|---|
ASP ISOTOPES INC. | Director/Board Member | 12/01/2024 |
Canyon Partners Real Estate LLC (Real Estate)
![]() Canyon Partners Real Estate LLC (Real Estate) Investment ManagersFinance Canyon Partners Real Estate LLC (Real Estate) is a Private Equity firm, a subsidiary of Canyon Partners Real Estate LLC founded in 2001 by Kenneth Bobby Turner. Canyon Partners Real Estate LLC (Real Estate) is headquartered in Los Angeles. | Corporate Officer/Principal | - |
Soros Fund Management LLC
![]() Soros Fund Management LLC Investment ManagersFinance Soros Fund Management LLC (SFM) is a privately-held investment management firm now structured as a family office, but which was once a hedge fund manager. The firm was founded in 1969 and is headquartered in New York City. SFM serves as the principal asset manager for the Open Society Foundations (Open Society) – a private funder of independent groups that works for justice, democratic governance, and human rights. | Analyst-Equity | - |
Morgan Stanley & Co. LLC
![]() Morgan Stanley & Co. LLC Investment Banks/BrokersFinance Morgan Stanley & Co. LLC is a registered broker-dealer subsidiary of Morgan Stanley Domestic Holdings, Inc., ultimately owned by Morgan Stanley (NYSE: MS) in the US. Headquartered in New York City, the firm was founded in 1987 and provides debt and equity services including underwriting, M&A advice, securities dealing and brokerage and trade execution. Their client base ranges from large global institutional investors to hedge funds at the cutting edge of innovation in the industry. | Analyst-Equity | - |
Gryphon Investors, LLC
![]() Gryphon Investors, LLC Investment ManagersFinance Gryphon Investors,LLC (Gryphon Investors) is a private equity firm founded in 1995 by R.David Andrews. The firm is headquartered in San Francisco, California. | Private Equity Analyst | - |
Training of Joshua Donfeld
Princeton University | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
Listed companies | 1 |
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ASP ISOTOPES INC. | Health Technology |
Private companies | 6 |
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Canyon Capital Advisors LLC
![]() Canyon Capital Advisors LLC Investment ManagersFinance Canyon Capital Advisors LLC (Canyon) is a SEC-registered investment advisor and hedge fund manager headquartered in Los Angeles, California. The firm was founded by Mitchell Julis and Joshua Friedman in 1990 and they are owned by Canyon Partners LLC. Canyon provides discretionary advisory services to individuals, trusts, pension plans, corporations, and public and private entities. | Finance |
Gryphon Investors, LLC
![]() Gryphon Investors, LLC Investment ManagersFinance Gryphon Investors,LLC (Gryphon Investors) is a private equity firm founded in 1995 by R.David Andrews. The firm is headquartered in San Francisco, California. | Finance |
Morgan Stanley & Co. LLC
![]() Morgan Stanley & Co. LLC Investment Banks/BrokersFinance Morgan Stanley & Co. LLC is a registered broker-dealer subsidiary of Morgan Stanley Domestic Holdings, Inc., ultimately owned by Morgan Stanley (NYSE: MS) in the US. Headquartered in New York City, the firm was founded in 1987 and provides debt and equity services including underwriting, M&A advice, securities dealing and brokerage and trade execution. Their client base ranges from large global institutional investors to hedge funds at the cutting edge of innovation in the industry. | Finance |
Soros Fund Management LLC
![]() Soros Fund Management LLC Investment ManagersFinance Soros Fund Management LLC (SFM) is a privately-held investment management firm now structured as a family office, but which was once a hedge fund manager. The firm was founded in 1969 and is headquartered in New York City. SFM serves as the principal asset manager for the Open Society Foundations (Open Society) – a private funder of independent groups that works for justice, democratic governance, and human rights. | Finance |
Castle Hook Partners LP
![]() Castle Hook Partners LP Investment ManagersFinance Castle Hook Partners LP (Castle Hook) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded by David Rogers and Joshua Donfeld in 2016. Castle Hook serves as the investment advisor, with discretionary trading authority, to a number of private pooled investment vehicles, the securities of which are offered to qualified investors on a private placement basis. | Finance |
Canyon Partners Real Estate LLC (Real Estate)
![]() Canyon Partners Real Estate LLC (Real Estate) Investment ManagersFinance Canyon Partners Real Estate LLC (Real Estate) is a Private Equity firm, a subsidiary of Canyon Partners Real Estate LLC founded in 2001 by Kenneth Bobby Turner. Canyon Partners Real Estate LLC (Real Estate) is headquartered in Los Angeles. | Finance |
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