Rotobrush® International LLC(Grapevine, Texas) hiredClint Harrisas its vice president of business services.

Colmac Coil Manufacturing(Colville, Wash.) promotedJeremy Olberdingto sales manager. He will supervise factory sales personnel and oversee the Colmac Heat Transfer, Industrial Refrigeration, and Heat Pump Water Heater product groups.

Ritchie Engineering Co. Inc.(Bloomington, Minn.) is celebrating its 60th anniversary in 2009.

Emerson Network Power Liebert Services(Columbus, Ohio) released tips to help maintain existing UPS and cooling infrastructure at

Sanyo HVAC Solutions(Wood Dale, Ill.) namedGary Nettingeras vice president of applied products sales and customer support groups.

Publication date:03/30/2009