W.J. Maloney Plumbing Co. Inc. (Phoenix) opened a new HVAC division and hired Michael Kersztyn (top right) to oversee it.

Bay Area Air Conditioning and Heating (Crystal River, Fla.) appointed Patrick McCarthy (bottom right) as manager of its New Port Richey branch.

Levy & Son (Dallas) celebrated 100 years in business.

Controlled Air (Branford, Conn.) added Frank Lazowski to its sales team.

Publication date: 06/28/2010