Mitzi Ng Clark

Mitzi Ng Clark: Attorney with Keller and Heckman LLP
  • Partner at Keller and Heckman LLP (107 Attorneys)
  • Suite 500 West, 1001 G Street, N.W., Washington, DC 20001
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Mitzi Ng Clark manages the San Francisco office of Keller and Heckman. Ms. Clark practices in the area of food and drug law, with an emphasis on food, cosmetic, and drug packaging.

Ms. Clark advises domestic and international corporations on a wide range of regulatory issues, ranging from FDA premarket clearance requirements for food-contact materials and local and state regulations concerning plastics and chemicals, to good manufacturing issues and regulatory requirements for food, cosmetics, and animal feed. Ms. Clark’s practice extends to the international arena, where she regularly counsels clients on regulatory matters in jurisdictions such as Asia, Canada, the European Union, Latin America, Africa, and the Middle East. She has made food-contact submissions in countries such as China, India, South Korea, and Indonesia. Ms. Clark also counsels clients on a number of state and local regulatory requirements, including California’s Proposition 65.

While in law school, Ms. Clark served as the executive editor of the Temple Environmental Law and Technology Journal. Ms. Clark has a background in epidemiology and disease research.

Ms. Clark contributes to various trade publications, including Food Packaging Bulletin and FLEXO Magazine. She also is a frequent speaker at various conferences in the U.S. and abroad.


•Sep 25, 2018 International Conference: Food Contact Compliance
•Sep 24, 2018 Nury Yoo and Natalie Rainer to Attend the Prop 65 Clearinghouse Annual Conference
•Sep 24, 2018 Mitzi Ng Clark Presents Choosing Consultants and Labs for Small and Medium Size Companies: Perils and Pitfalls
•Sep 10, 2018 Mitzi Ng Clark to Present Marketing Claims and Regulatory Compliance Overview for 3D Printing
•Apr 23, 2018 Mitzi Ng Clark to Present Update on Proposition 65
•Feb 06, 2018 Mitzi Ng Clark and Natalie Rainer to Speak at West Pack 2018
•Mar 07, 2016 Mitzi Clark to Attend Legal, Regulatory, and Compliance Forum on Cosmetics and Personal Care Products


•Jun 11, 2014 Mitzi Clark to Speak at 2014 Flex Pack Tech Tour


•Feb 28, 2019 Safe Use Determinations under California’s Proposition 65: What You Need to Know
•Feb 25, 2019 Japan’s Regulation of Food Contact Materials - A Step Closer to the New Positive List System
•Jan 09, 2019 Update: Food Packaging Regulations in Latin America
•Feb 13, 2018 A Lot to Digest - U.S. Recycled Plastic Food-Contact Regulations
•Dec 07, 2017 Dramatic Increase in Proposition 65 Actions Against E-Vapor Products; New Warning Requirements Start August 30, 2018
•Aug 17, 2016 FDA Issues Final GRAS Rule; Formally Adopts Voluntary Notification Process
•May 31, 2016 The California Rigid Plastic Packaging Container Law

Areas of Practice (4)

  • California's Proposition 65
  • Food & Drug
  • Nanotechnology Strategy
  • Regulation and Defense

Education & Credentials

Contact Information:
415.948.2838  Phone
202.434.4646  Fax
University Attended:
Stanford University, B.A., 1996; Boston University, M.P.H., 1999
Law School Attended:
Temple University, Beasley School of Law, J.D., 2002
Year of First Admission:
2003, District of Columbia; 2002, California


•American Bar Association


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Washington, District of Columbia

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