CertaPro Painters Commercial Services has promoted Anthony Jowid to national account manager at its Philadelphia, Pa., office. Jowid joined CertaPro in 2002 as a general manager and spent the last four years recruiting, training, supporting and developing new and existing franchises throughout North America.

Weather Shield Windows & Doors, of Medford, Wis., has announced several promotions in its sales force.
• Alec Schumacher has been named East-Central regional sales manager.
• Steven Walden has been named Western senior sales manager.
• Dan Drost has been named North Central senior sales manager.

Owned by the Schield family, Weather Shield Windows & Doors is one of the nation’s leading window and door manufacturers. Based in Medford, Wis., the company operates manufacturing facilities in Ladysmith, Greenwood, Park Falls and Medford, Wis.; and in Logan, Utah.

Jacob Olsen has been named vice president of research and development for Powers Fasteners. In that position, he will serve as head of the company’s new research laboratory.

Eric Johnston has been named chief executive officer of Triton Power, one of the nation’s leading manufacturers of high-quality, commercial-grade generators.