9 Commercial HVAC Contractors in Ashburn, VA
Top-Rated Commercial HVAC Contractors in Ashburn
One Hour
“Two negative reviews cite markup percentages for parts and labor charges, with specific criticism directed at capacitor replacement pricing and overtime rate…”
Premier Home Comfort
“Every reviewer awarded a 5-star rating across this sample, with two specifically referencing successful same-day installations and customer education around…”
All Commercial HVAC Contractors (9 total)
VIP General HVAC Services
“All eight reviewed customers awarded 5 stars, with three specifically praising technician Hector for his…”
LTJ Electric
“Eight reviews yield a 4.7 average rating, with seven five-star ratings citing same-day service, upfront…”
Ashburn
“12 reviews yield a 4.0-star average. Positive reviews consistently praise honest service, same-day…”
United Products Distributors, Inc.
“Both reviewers awarded perfect 5-star ratings, with one explicitly mentioning no issues during their service…”
Carrier Commercial Service
“With only two total reviews on record, the average rating stands at 3.0 stars. One reviewer assigned one star…”
Commercial HVAC Costs in Ashburn
Commercial system pricing in Ashburn. Actual costs vary significantly by building size and system type. Request a site-specific quote.
| Service | Low | Average | High |
|---|---|---|---|
Annual maintenance (per rooftop unit) Quarterly inspections | $500 | $1,000 | $2,000 |
Annual contract (small business, < 5K sqft) | $1,000 | $2,500 | $5,000 |
Annual contract (mid-size, 5K-25K sqft) | $3,500 | $6,500 | $10,000 |
Basic rooftop unit replacement | $6,500 | $10,000 | $15,000 |
Small business full system (< 5K sqft) | $8,000 | $16,000 | $25,000 |
Mid-size building (5K-25K sqft) | $25,000 | $50,000 | $80,000 |
Operating cost (per sqft annually) Utility + maintenance | $2 | $4 | $6 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Commercial HVAC in Ashburn, VA: What to Expect
The Potomac River valley brings distinct seasonal challenges to Ashburn-area businesses. Summer humidity pushes temperatures into the upper 80s, while winters settle around 28 F, creating year-round demand for reliable climate control. Northern Virginia's fluctuating humidity means commercial buildings need systems that perform equally well cooling and heating across spring, summer, fall and winter. Ten contractors serve the Ashburn commercial market with a collective average rating of 4.0 stars from nearly 1,700 reviews, and three offer around-the-clock service.
Annual maintenance for a single rooftop unit runs $500 to $2,000, while service contracts for small businesses under 5,000 square feet typically cost $1,000 to $5,000. Mid-size buildings between 5,000 and 25,000 square feet see annual contract ranges from $3,500 to $10,000. Virginia law requires contractors to hold a Class A, B or C license with HVA specialty from DPOR, with Class A licensing demanding at least five years of industry experience before a contractor can handle projects exceeding $120,000.
Customer feedback reveals what separates top performers from the rest. Premier Home Comfort earned 5 stars from every reviewer in this sample, with two specifically noting successful same-day installations and clear education on thermostat operation. Modern Mechanical's technicians, including Aaron and Scott, earned repeated name-drops for honest recommendations, same-day arrival and careful installation work. One Hour drew criticism for parts and labor markup percentages, particularly around capacitor replacements and overtime charges, though positive reviews exist alongside those concerns.
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All HVAC Contractors in Ashburn, VA
Complete directory of 32 contractors — browse alphabetically
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All HVAC Contractors in Ashburn, VA
Complete directory of 32 contractors — browse alphabetically