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Our team

A team of 40+ global legal, financial, and tax professionals* dedicated to underwriting unique risks.

Working closely with our clients, our experienced team is committed to providing a responsive underwriting process that provides certainty and is cost effective and efficient. The mission of Ambridge is to provide customised solutions that are designed to insure a wide variety of risks and exposures which may otherwise prevent a transaction from being successfully completed.

*Ambridge and its affiliates

Leadership Team

Jesseman R. Pryor, III

Executive Chairman

A co-founder of Ambridge Partners, Jess’s professional experience includes service at Gulf Insurance Group as a Senior Vice President and member of the Executive Committee where he had management oversight for the Management Liability Division and the Custom Products Division (which included Transactional and Custom Management Liability Insurance Products), and National Union Fire Insurance Company where he served in the Commercial Management Liability Division. Jess is a former trustee of the Professional Liability Underwriting Society. He received a B.A. from the College of Wooster.

Jefferey Doran

Managing Director, Ambridge Europe Limited

In 2005 Jeff started his career at Ambridge. He joined Ambridge’s London-based subsidiary, Ambridge Europe Limited, in 2013. Jeff received a B.S. from Lehigh University.

Thomas Umstatter

Chief Operating Officer

Thomas has been with Ambridge since 2012 and has served as the Group Chief Operating Officer since 2016. Thomas began his career at Tullett Prebon where he worked on the U.S. Treasury desk. He then worked in the Derivative Product Group as a Vice President at Bank of America Merrill Lynch. Thomas received a B.S. from Siena College and an MBA from Fordham University.

Charles Turnham

Underwriting Manager

Charles has been responsible for Ambridge’s Legal Contingency Insurance initiative since 2015 and also is part of the W&I Insurance leadership team. He began his career as a corporate lawyer in private practice at Slaughter and May and Olswang specialising in M&A transactional work. He received a B.A. first class in Modern History from the University of Oxford.

Kevin Costello

Underwriting Manager

Kevin has been responsible for developing Ambridge’s German initiative and is also part of the W&I Insurance leadership team. Prior to joining Ambridge, Kevin worked as a barrister in the tax department at the UK law firm Travers Smith, having previously practised at the commercial bar. Prior to re-training as a lawyer, Kevin worked in the UK Ministry of Defence for 10 years as an analyst, manager and trainer. Kevin holds a B.A. first class in French and German from Oxford University.

Hugo Webb

Underwriting Manager

Hugo started his career at Ambridge Europe Limited in 2015 and is responsible for Ambridge’s Tax Insurance products. He previously worked in private practice as a tax lawyer at Akin Gump, Bingham McCutchen and Olswang specialising in all aspects of tax. He received an LL.M (Tax) from Kings College London and an M.Sci from Imperial College London.

Tanyel Serpemen

Underwriting Solicitor

Tanyel joined Ambridge in 2018 and is primarily responsible for the German market and the DACH region. He is a German native speaker and German-qualified lawyer. Tanyel is also admitted as a Solicitor in the United Kingdom. Tanyel previously practised at law firms Ashurst and Arnold & Porter. He was awarded a master degree (LL.M.) in international business law by the University College London.

Jesseman R. Pryor, III

Executive Chairman

A co-founder of Ambridge Partners, Jess’s professional experience includes service at Gulf Insurance Group as a Senior Vice President and member of the Executive Committee where he had management oversight for the Management Liability Division and the Custom Products Division (which included Transactional and Custom Management Liability Insurance Products), and National Union Fire Insurance Company where he served in the Commercial Management Liability Division. Jess is a former trustee of the Professional Liability Underwriting Society. He received a B.A. from the College of Wooster.

Jeffrey D. Cowhey

Co-founder and President

Jeff’s professional experience includes service at Aon Financial Services Group where he served as Executive Vice President and member of the Executive Committee with management oversight of the East Coast region, and National Union Fire Insurance Company where he served as Vice President of the Commercial Management Liability Division. He received a B.S. from LaSalle College.

Timothy D. Kennedy

Chief Underwriting Officer

Tim’s professional experience includes four years of service at Gulf Insurance Group where he was Underwriting Manager in the unit underwriting Management Liability and Transaction Facilitation Insurance Products. Tim joined Ambridge in May 2001. He received a B.A. from Dartmouth College.

Kelly S. Holmes

Chief Legal Officer

Kelly’s professional experience includes service at Gulf Insurance Group where she had responsibility for all professional liability claims (NY), and Sedgwick, Detert, & Moran where she worked as an attorney in the insurance practice. Kelly received a B.A. from Daemen College and a J. D. from Catholic University of America.

Jefferey Doran

Managing Director, Ambridge Europe Limited

In 2005 Jeff started his career at Ambridge. He joined Ambridge’s London-based subsidiary, Ambridge Europe Limited, in 2013. Jeff received a B.S. from Lehigh University.

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