The Air Conditioning Contractors of America has named the finalists for its 2011 Contractors of the Year Award.

Nominees in the residential category include Cropp-Metcalfe Air Conditioning-Heating-Security in Fairfax, Va;  Doctor Cool & Professor Heat Inc. in League City, Texas; and Jackson & Sons Inc. in Dudley, N.C.

Companies nominated in the commercial category are Air-Tro Inc. in Monrovia, Calif.; Donnelly Mechanical, Corp. in Queens Village, N.Y.; and K&M Shillingford Inc. in Tulsa, Okla.

“Contractors from all over the country nominated some of the most impressive companies for these awards this year,” said Paul T. Stalknecht, ACCA president and CEO. “These six finalists represent some of the most unique business approaches in the industry, and our panel of past chairmen who are judging, again have a tough decision to make to select winners from this excellent group of finalists.”

The winners in each category will be announced at the 2011 ACCA Conference Feb. 15-17 in San Antonio. For more information on the conference,