DEAL ANNOUNCEMENT

McDermott Will & Schulte advises Mérieux NutriSciences on the acquisition of Certified Group

Sep 29, 2026

Read time: 3 min

McDermott Will & Schulte advised Mérieux NutriSciences, a global provider of analytical, safety, quality, and compliance services for the food industry, on its acquisition of Certified Group, a leading North American provider of testing, inspection, and certification (TIC) services for the agri-food, cosmetics, dietary supplements, and over-the-counter health products, comprising 31 laboratories, from Warburg Pincus.

This strategic transaction marks a new step in the development of Mérieux NutriSciences and will enable the company to offer its clients a broader range of services as well as enhanced regulatory support through a network of laboratories covering the entire North American region.

The McDermott Will & Schulte team included Henri Pieyre de Mandiargues, a Partner in Paris, and, from the U.S. offices, Andrew Warmus (Partner—Chicago), John Zukin (Partner—Chicago), Hudson Todd (Partner—Nashville), Michael Bruno (Partner—Miami), Ellie Atkins (Partner—Washington, D.C.), Gregory Heltzer (Partner—Washington, D.C.), David Saunders (Partner—Chicago), Brian Mead (Partner—Chicago), Jeffrey Holdvogt (Partner—Chicago), Elena Otero (Partner—Miami), Jacob Hollinger (Partner—New York), Monica Chmielewski (Partner—Miami) and Kyle Faget (Partner—Boston).

In this article

Andrew J. Warmus

Partner

Chicago

John Zukin

Partner

Chicago

Hudson Todd

Partner

Nashville

Michael J. Bruno

Partner

Miami

Eleanor B. Atkins

Partner

Washington, DC

Gregory E. Heltzer

Partner

Washington, DC

David P. Saunders

Partner

Chicago

Brian Mead

Partner

Chicago

Jeffrey M. Holdvogt

Partner

Chicago

Elena Otero

Partner

Miami

Jacob Hollinger

Partner

New York – One Vanderbilt Avenue

Monica R. Chmielewski

Partner

Miami, Chicago

Kyle Y. Faget

Partner

Boston

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