Trane Comfort Specialist

Mitsubishi Diamond Contractor

Angie's List

Licensed, Bonded & Insured

State License 2705012185


  • 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
  • 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
Very happy with crew, service & pricing. —Tom M.