Avantor^™ Performance Materials recently announced its merger with NuSil^™ Technology LLC has been completed. Michael Stubblefield, who has served as CEO of Avantor Performance Materials since 2014, will serve as CEO of the combined entity. New Mountain Capital, the majority owner of both legacy companies, remains as the majority owner post-merger.

“Avantor and NuSil are leaders in their industries, known for working side-by-side with customers to innovate high-quality products and materials that meet their most stringent requirements,” said Stubblefield. “I look forward to working with our global team to build on this longstanding commitment, while realizing the significant growth opportunities that this merger offers for Avantor.”