Veteran M&A and transformation leader from Danaher and Patheon joins the Quest Diagnostics executive team SECAUCUS, N.J., Feb. 26, 2026 /PRNewswire/ -- Quest Diagnostics (NYSE: DGX), a leading provider of diagnostic information services, today announced that Benjamin Beauvalot, a highly accomplished leader with more than two decades of experience in business strategy and transformation, including mergers and acquisitions (M&A), has joined the company as senior vice president, chief strategy and M&A officer.