Mérieux NutriSciences Acquires Certified Group

Mérieux NutriSciences agreed to acquire Certified Group, a Warburg Pincus-backed provider of laboratory testing, certification, auditing, contract research, and regulatory consulting services. The acquisition added 31 North American laboratories, approximately $300 million in revenue, and more than 1,600 employees to Mérieux NutriSciences’ network; it was completed on October 21, 2026.