Jonathan co-founded Cain International in 2014 and has since grown it into a privately held investment firm with over $16 billion in assets under management spanning real estate debt, equity, and private equity. Prior to Cain International, Jonathan was Head of European Real Estate and Direct Investments at Guggenheim Partners. He previously served for seven years as Deputy Chief Executive of Heron International. Prior to Heron, Jonathan worked at Olswang LLP, an award-winning international law firm. He became a partner at age 28 and one of the youngest ever chief executives of a City law firm at age 32. Under his stewardship, the firm’s turnover grew significantly and was awarded ‘Law Firm of the Year’ on multiple occasions. Jonathan serves on the boards of Chelsea Football Club, Aman Resorts, the Maslow’s hospitality group, Competitive Socializing, Prezzo, and The St. James. He is the immediate past chairman of the Jewish Leadership Council (JLC), the umbrella organisation of the UK Jewish community, and the Chair of the Trust of the Chief Rabbi of the United Hebrew Congregations of the Commonwealth. Jonathan is also a trustee of The Gerald & Gail Ronson Family Foundation and an Honorary President of Camp Simcha. He previously served as the Chair of Partnerships for Jewish Schools (PaJeS), the Vice-Chair of Jewish Care and Chair of Governors of Kerem School in Hampstead Garden Suburb. Jonathan holds a law degree from the University of Manchester and qualified as a solicitor in 1988.
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Asia Center
Extends the reach and impact of the Milken Institute to the Asia-Pacific region
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Center for Financial Markets
Conducts research and constructs programs designed to facilitate smooth and efficient operation of financial markets
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Center for the Future of Aging
Advances healthy longevity and financial security for all through high-impact policies, research, convenings, and multisector partnerships.
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Center for Public Health
Develops research, programs, and initiatives designed to envision and activate sustainable solutions leading to better health for individuals and communities worldwide.
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Center for Regional Economics and California Center
Analyzes the dynamics that drive job creation and promote industry expansion
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Center for Strategic Philanthropy
Empowers philanthropists to effectively address some of the world's most urgent problems
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FasterCures
Clears roadblocks that prevent medical breakthroughs from reaching patients sooner
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Financial Innovations Labs
Addressing society's greatest challenges through a financial lens
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Global Market Development
Working with government partners in emerging and developing economies to build strong, domestic financial markets.
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Milken Center for Advancing the American Dream
Anyone with a dream should have the opportunity to make it come true—through determination and an economic system that works for all
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Research Department
Addressing global policy issues on Health Economics, International Finance, and Regional Economics
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