Mr. Hesslein joined Foundation Medicine as Senior Vice President and General Counsel in June 2012, bringing over 30 years of experience in building and leading legal organizations. Mr. Hesslein was most recently senior vice president / deputy general counsel at Genzyme Corporation (acquired by Sanofi in April 2011). He served Genzyme in increasingly senior roles for 16 years, helping to establish one of the strongest business law teams in the industry and managing the legal support for many of Genzyme’s most significant transactions. Mr. Hesslein also created and led Genzyme’s legal support outside of the United States.
Prior to his tenure with Genzyme, Mr. Hesslein was second vice president / counsel at The New England, a mutual life insurance corporation, where he was responsible for general corporate support for all investment activities. Mr. Hesslein began his legal career at Csaplar & Bok, a Boston based law firm. In 12 years of private practice (4 years as a partner), Mr. Hesslein assisted in the early growth of the firm and co-founded the firm’s Philadelphia office.
Mr. Hesslein earned a BA from Yale University and received his JD from The Cornell Law School.