Air Conditioning Contractors of America (ACCA)
ACCA is a non-profit association whose membership includes more than 60,000 professionals and 4,000 businesses in the indoor environment and energy services community. ACCA works to promote professional contracting, energy efficiency, and healthy, comfortable indoor environments.
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- Northern Virginia Magazine 2018 Best Home Experts
- Angie's List® Super Service Award winners 2007-2008-2009-2010-2011-2012-2013-2014-2015-2016-2017-2018
- Trane Distinguished Dealer Award winner 2011
- Top Trane Dealer 2012
- Shanahan's Heating & Cooling received over 600 consumer ratings from Consumers' CHECKBOOK and Consumer Reports subscribers. See our ratings at checkbook.org.