5 Commercial HVAC Contractors in Vacaville, CA
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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’s commercial buildings need HVAC systems that handle warm summers and cool winters, and that seasonal swing drives steady demand for service. With summer highs averaging 79°F and about 32 days above 90°F, plus winter lows near 40°F that necessitate heating from December through February, businesses rely on reliable climate control. There are five contractors serving the area, averaging a 4.7 rating from 2,161 reviews, and one offers 24/7 service — search terms like commercial-hvac Vacaville return a compact, well-reviewed market.
Concrete local cost data for common commercial projects isn’t centralized here, so expect wide variation by system capacity, efficiency rating, ductwork complexity, and permitting. Emergency or off-hours work typically carries a premium. California requires HVAC contractors to hold a C-20 license from the Contractors State License Board, so confirm that credential alongside proof of insurance and any local permits before agreeing to work. Written estimates and clear scopes help compare bids accurately.
Customer-level highlights are not available in this dataset, so focus on consistent review themes when vetting firms: responsiveness, transparent quoting, maintenance offerings, and clear warranty terms. A contractor’s history of commercial installs, documented energy-savings proposals, and the availability of 24/7 support are practical differentiators. Always verify the C-20 license number and ask for recent client references for similar local projects.