Thomas Beetham

Chief Legal Officer at Magenta Therapeutics

As Chief Legal Officer, Mr. Beetham serves as a member of the Company’s Executive Team and is responsible for leading all aspect of Magenta’s legal and compliance operations.

Mr. Beetham has more than 20 years of experience in legal, business development, operations and strategy across the biotechnology and pharmaceutical industries. He joined Magenta most recently from Kiniksa Pharmaceuticals, where he served as Chief Legal Officer and Executive Vice President, Corporate Development and Operations, where he oversaw all company legal matters, including transactions, financings, corporate and securities, public company reporting, tax, international, real estate, human resources and more. Previously, he was Chief Legal Officer at Synageva BioPharma, among other roles of increasing responsibility. Mr. Beetham’s additional experience includes legal leadership roles at New England BioLabs, Inc; Genzyme Corporation; and Palmer & Dodge LLP.

Mr. Beetham holds JD and MBA degrees from Boston College and a Bachelor of Arts degree from the University of Rochester.


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  • Chief Legal Officer

    June, 2021 - present

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