Spotlight: Beckman Coulter’s CEO Rosso to Retire

Beckman Coulter Inc. Chief Executive Louis T. Rosso, having completed a merger that positions his Fullerton-based company to be a top player in the medical diagnostic equipment business, said he plans to retire Sept. 1. Rosso, who turns 65 in August, will be succeeded by his right-hand man, John P. Wareham, 56, president and chief operating officer. Rosso will retain the title of chairman. Beckman Coulter was created in the $1.15-billion merger of Beckman Instruments Inc. and Coulter Corp. of Miami.