•W.J. Maloney Plumbing Co. Inc.(Phoenix) opened a new HVAC division and hiredMichael Kersztyn(top right) to oversee it.
•Bay Area Air Conditioning and Heating(Crystal River, Fla.) appointedPatrick McCarthy(bottom right) as manager of its New Port Richey branch.
•Levy & Son(Dallas) celebrated 100 years in business.
•Controlled Air(Branford, Conn.) addedFrank Lazowskito its sales team.