5 Commercial HVAC Contractors in Vacaville, CA
Top-Rated Commercial HVAC Contractors in Vacaville
Right Now Air & Solar
“With 1,456 reviews earning a 4.9-star average, the overwhelming majority of clients award top marks. Multiple reviewers specifically cite same-day or…”
A 100% Guarantee Heating & AC LLC.
“Overwhelmingly positive sentiment pervades the review record, with every 5-star reviewer praising specific technicians by name. Satisfied customers mention…”
All Commercial HVAC Contractors (5 total)
R.C. Heating and Cooling
“All 57 reviewers award 5 stars, with 6 customers specifically mentioning Ray by name and praising his…”
Commercial HVAC Costs in Vacaville
Commercial system pricing in Vacaville. 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 | $475 | $950 | $1,900 |
Annual contract (small business, < 5K sqft) | $950 | $2,375 | $4,750 |
Annual contract (mid-size, 5K-25K sqft) | $3,325 | $6,175 | $9,500 |
Basic rooftop unit replacement | $6,175 | $9,500 | $14,250 |
Small business full system (< 5K sqft) | $7,600 | $15,200 | $23,750 |
Mid-size building (5K-25K sqft) | $23,750 | $47,500 | $76,000 |
Operating cost (per sqft annually) Utility + maintenance | $2 | $4 | $6 |
Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Commercial HVAC in Vacaville, CA: What to Expect
Vacaville sits in Solano County where the Coast Range blocks direct ocean cooling, creating warmer summer conditions than true coastal cities while staying cooler than the Central Valley. Summer temperatures climb past 90 degrees for roughly a month, while winter nights dip into the low 40s, requiring reliable heating systems between December and February. This climate pattern makes properly functioning commercial hvac Vacaville services essential for local businesses. Five contractors serve the area, and together they maintain a strong 4.7-star average across over two thousand client reviews, reflecting solid performance across the region.
Pricing for commercial equipment varies based on system size and service scope. Annual maintenance for a single rooftop unit runs $475 to $1,900 per year, while small business locations under five thousand square feet typically cost $950 to $4,750 annually. Mid-size facilities between five and twenty-five thousand square feet fall between $3,325 and $9,500 per year. All contractors must hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license through the California Contractors State License Board to work legally in the state, ensuring baseline qualified service.
Customer feedback reveals consistent patterns across reviewed companies. Three firms carry perfect 4.9-star ratings, with reviewers frequently mentioning same-day or rapid-response scheduling as a major advantage. Clients repeatedly praise thorough diagnostic work and clear explanations of needed repairs, with many noting they felt fully informed throughout the service process.