Free
Member Since 2023
Free
2023
Cynthia T. Mazareas
Professional Biography
Cynthia Mazareas has more than 30 years of experience in serving as a trusted adviser to companies in the life sciences industry. She applies her deep knowledge to provide strategic business counsel to boards, management teams, and in-house counsel, representing high-growth private and public companies in day-to-day corporate matters and helping companies navigate through complex business transactions. Ms. Mazareas is Chambers-recognized, named in Best Lawyers in America for biotechnology and life sciences, has been named a Life Sciences Star by LMG Life Sciences, and was recommended for The Legal 500 United States for capital markets: equity offerings – advice to issuers.
Ms. Mazareas has counseled numerous public life sciences companies throughout their lifecycle. Representative clients include Agios Pharmaceuticals, AVEO Pharmaceuticals, Beam Therapeutics, Cue Biopharma, Curis, IMARA, Schrödinger, Syros Pharmaceuticals, Translate Bio, and Xilio Therapeutics. Her emerging growth private company clients include Auron Therapeutics, Bectas Therapeutics, Cardurion Therapeutics, Mediar Therapeutics, Roshon Therapeutics, and Volastra Therapeutics.
Clients rely on her combination of industry knowledge, legal experience, and business acumen. One told Best Lawyers that she gives “great practical advice.” Another told Chambers, “Ms. Mazareas is a very real gold-standard attorney for companies in life sciences.”
Ms. Mazareas is also dedicated to using her skills to provide legal advice to organizations that are doing impactful work in the community. She represents MENTOR: The National Mentoring Partnership, an organization that aims to fuel the quality and quantity of mentoring relationships for young people and to close the mentoring gap for the one in three young people growing up without this critical support. She also provides advice to Bridge Over Troubled Waters, Boston’s foremost agency providing life-changing services for homeless, runaway, and in-risk youth.
Practice Areas
Education
Memberships
Ms. Mazareas is a member of the Society of Corporate Secretaries & Governance Professionals and serves on the advisory committee of the Eastern New England Chapter.
She is a member of the Massachusetts Biotechnology Council, the Massachusetts Bar Association, the Boston Bar Association, and the Massachusetts Black Women Attorneys Bar Association. She also plays an active role at WilmerHale as a member of the firm’s Management Committee, Compensation Committee, Hiring Committee, and Women’s Leadership Initiative.

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