Jonathan Andrew Kestenbaum

Chief Operating Officer at RIT Capital Partners Plc

Jonathan Andrew Kestenbaum

Jonathan Andrew Kestenbaum

Chief Operating Officer at RIT Capital Partners Plc

Career Highlights

RIT Capital Partners Plc
J. Rothschild Capital Management Ltd.
Five Arrows Ltd.

RelSci Relationships


Number of Boards



08/05/1959 - Tokyo, Japan



Number of Awards


Contact Data
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Founder at Windmill Hill Asset Management Limited

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Chief Executive Officer at RIT Capital Partners Plc

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Chief Investment Officer at RIT Capital Partners Plc

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Director at Windmill Hill Asset Management Limited

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Former Chief Operating Officer & Executive Director at RIT Capital Partners Plc

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Chief Financial Officer & Chief Risk Officer at RIT Capital Partners Plc

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Head of Transactions at Rede Partners LLP

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Chairman at LCH Investments NV

Relationship likelihood: Strong

Partner at Lepe Partners LLP

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Hereditary Peer at United Kingdom House of Lords

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Jonathan Andrew Kestenbaum
Chief Operating Officer at RIT Capital Partners Plc
Graduate in Economics & Anthropology

LSE was founded in 1895 and has grown to become one of the foremost social science universities in the world, ranked alongside Harvard, UC Berkeley and Stanford. A specialist university with an international intake, LSE's reach extends from its central London campus to around the world. The School has a cosmopolitan student body, with around 9,500 full time students from 140 countries It has a staff of just over 3,000, with about 46 per cent drawn from countries outside the UK Over 100 languages are spoken on LSE's campus An influential network of over 160,000 LSE alumni spans the world, covering over 190 countries with more than 80 active alumni groups.

MBA with Distinction

An integral part of City, University of London, Sir John Cass Business School is among the global elite. Cass Business School is consistently ranked amongst the best business schools and programmes in the world. Further Cass holds the rare gold standard of 'triple-crown' accreditation from the Association to Advance Collegiate Schools of Business (AACSB), the Association of MBAs (AMBA) and the European Quality Improvement System (EQUIS). Together with an established 50-year reputation for excellence in business research and education, Cass attracts outstanding academics, students and businesses worldwide into our energising Cass community.

Postgraduate Study

The University of Cambridge (informally known as Cambridge University or Cambridge) is a public research university located in Cambridge, United Kingdom. It is the second-oldest university in the English-speaking world (after the University of Oxford), and the seventh-oldest in the world.

MA in Education

The Hebrew University of Jerusalem is Israel's second oldest university established in 1918, 30 years before the State of Israel. The Hebrew University has three campuses in Jerusalem and one in Rehovot. The world's largest Jewish studies library is located on its Edmond J. Safra Givat Ram campus.

Strategic Agility Program

Harvard Business School (HBS) is the graduate business school of Harvard University in Boston, Massachusetts, United States. The school offers a large full-time MBA program, doctoral programs, and many executive education programs. It owns Harvard Business School Publishing, which publishes business books, leadership articles, online management tools for corporate learning, case studies, and the monthly Harvard Business Review.

Career History
Chief Executive Officer
Prior - 2010

Nesta Investment Management LLP. (NESTA Investments) is an active manager invests innovative high growth companies. The firm makes seed and series A investments in early-stage capital requirements. They significant expertise in the sectors includes: health, education, social and environment sustainability, with equity investment size which ranges between £100k and £1million with a preference to invest in £250k and above.

Chief Executive Officer
2010 - 2011

Five Arrows Ltd., part of General Electric Co., is a British company located in Aylesbury specializing in investors,. It was founded in 1899.

Chief of Staff to Chairman Sir Ronald Cohen

Apax-UK is an active, long-term, sector-focused manager which invests through their funds, aiming to grow businesses by acting as a catalyst for change. They focus on the consumer, healthcare, services and tech & telco sectors, generally holding an investment for five years.The firm typically invests in large companies with an enterprise value between EUR 1-5 billion, seeking to identify opportunities where capital, experience and insight can release potential and lead to significant growth. They partner with management, taking a board seat on their investee firms, aiming to create long-term value.Apax-UK's global sector teams source and review potential investment opportunities with their Operational Excellence practice. Their Digital practice group invests in businesses that derive the vast majority of their revenues directly from online and/or digital activities. They leverage their experience to provide solutions and support to investee companies including expertise in site monetization, conversion, multivariate testing, search engine marketing and data architecture.The Operational Excellence team is dedicated to helping investee companies release potential by assisting them in specific areas such as devising new strategy, testing the sales effectiveness of a new website or cutting procurement costs. Financing of their investments is optimized through their Capital Markets practice, including debt and equity issuance, debt and equity syndication, restructuring and Forex.

Boards & Committees
2013 - Current

Windmill Hill Asset Management Ltd. is a British private company headquartered in Waddesdon that operates in several countries. The firm provides investment advice. It was founded in 1997. William Matthew McLernon Ridley is the CEO, in this role since 2015.

Member, Executive Committee

With its roots in the Rothschild banking family, RIT floated as a publicly listed company in 1988. Today the company is one of the UK’s largest investment trusts with net assets in excess of £2 billion. RIT remains focused on the same objectives it always has: outstanding capital growth and capital preservation.


Spencer House Ltd., part of RIT Capital Partners Plc, is a company headquartered in London, UK. The firm provides catering services and operates historical sites.

Vice President

The Royal Shakespeare Co. is a British private company located in Stratford-upon-Avon, also operating in the United Kingdom, that operates as live theatrical presentations company. It was founded by Peter Reginald Frederick Hall. Michael Clasper is currently the CEO of the firm.

Awards & Honors
Plymouth University
Royal College of Art
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