Mary B. Lancaster

Mary B. Lancaster

Washington, D.C.

Email [email protected]​

Phone +1 202 637 4857

Fax +1 202 637 5910

Practice groupGlobal Regulatory

Mary Lancaster provides practical guidance on complex regulatory issues to help food and beverage companies in all segments of the industry achieve their business goals.

Mary advises clients on Food and Drug Administration (FDA) and United States Department of Agriculture (USDA) compliance with current good manufacturing practice (cGMP), advertising and labeling compliance, and food safety issues that arise throughout the entire food supply chain. She also advises on enforcement actions and drafts comments on proposed regulations and agency guidance. Mary also has experience with matters in front of the Federal Trade Commission's Bureau of Consumer Protection.

Prior to law school, Mary was a legal assistant at a Washington, D.C. law firm, where she assisted lawyers in white-collar investigations, pharmaceutical class action litigations, and federal habeas petitions for death row inmates.

Education and admissions


J.D., Columbia Law School, James Kent Scholar, 2018

B.A., Hamilton College, 2012

Bar admissions and qualifications

District of Columbia


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