38 HVAC Service Contractors in Arlington, VA

Northern Virginia’s summers bring hot, humid days from the Potomac, and winters dip into the high 20s—conditions that keep heating and cooling systems working year-round. That steady swing drives demand for local repair and maintenance; 38 contractors serve the area, averaging a 4.5-star rating from 3,424 reviews, and seven provide 24/7 response for emergency calls. The term hvac-service Arlington captures this seasonal urgency.

Detailed line-item pricing wasn’t included in the dataset, so local costs can span a wide range depending on system size, parts and labor. Virginia requires contractors to carry the appropriate DPOR license with HVA specialty: Class A for jobs over $120,000, Class B for $10,000–$120,000 and Class C for projects under $10,000, with minimum experience of five, three and two years respectively. Ask contractors for written estimates and confirmation of DPOR license class before work begins.

Customer highlight details were not provided, so the review landscape should be read for patterns: responsiveness, clarity of estimates, and documented warranty terms matter most. With multiple firms available, prioritize technicians who share diagnostic reports and parts brands, offer clear timelines, and demonstrate familiarity with humid-summer cooling loads and cold-weather heat performance in Northern Virginia.