8 AC Repair Contractors in Williamsville, NY
Top-Rated AC Repair Contractors in Williamsville
Cellino Plumbing, Heating, Cooling & Electric
“Twenty-five hundred ninety-one reviews yield a 4.9-star average, with every recent reviewer awarding 5 stars. Customers repeatedly mention same-day response…”
BlueStar/GreenStar Home Services
“The 838 reviews yield a 4.9 average rating with customers frequently citing the company's handling of NYSERDA-funded insulation projects and same-day response.…”
All AC Repair Contractors (8 total)
Imperial Heating Cooling & Electrical
“All 38 reviewers award 5 stars, with 5 of 6 detailed reviews specifically praising same-day or next-day…”
Gerster Equipment Co
“Six of seven visible reviews award five stars, with customers praising the company's reliability across both…”
Refrigeration Sales & Services Inc
“All three reviews award 5 stars, with one customer specifically noting a 15-minute response time after…”
Alpha Mechanical Services LLC
“All three reviews award five stars, with clients praising fair pricing, rapid emergency response times, and…”
Sullivan Heating & Cooling
“Both reviews award 5 stars, with clients describing the work as great and the team as very professional. The…”
AC Repair Costs in Williamsville
Typical repair costs for Williamsville homeowners, by problem type.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call Usually credited toward repair | $83 | $132 | $220 |
Refrigerant recharge (R-410A) | $165 | $385 | $770 |
Capacitor replacement | $132 | $275 | $495 |
Fan motor replacement | $275 | $495 | $770 |
Compressor replacement | $880 | $1,980 | $3,080 |
Evaporator coil repair | $440 | $990 | $1,650 |
Labor (hourly rate) Per hour during business hours | $83 | $121 | $165 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Repair in Williamsville, NY: What to Expect
Lake-effect humidity pushes summer cooling demand despite Buffalo's relatively mild 82 F highs, making reliable AC essential for Williamsville residents. Nine contractors serve the area with a solid 4.2-star average across more than 3,700 reviews, and four offer around-the-clock service for emergencies. Homeowners searching for AC Repair in Williamsville will find a competitive market with experienced options.
Service calls run $83 to $220, while refrigerant recharges range from $165 to $770 and capacitor replacements cost between $132 and $495. New York has no statewide HVAC license, so local licensing applies throughout the Buffalo metro area and homeowners should verify credentials with their municipality.
Cellino Plumbing, Heating, Cooling & Electric stands out with 2,591 reviews averaging 4.9 stars, and every recent reviewer gave a full five stars. Customers repeatedly mention same-day response times. BlueStar/GreenStar Home Services also holds a 4.9 average from 838 reviews, with clients frequently citing same-day service and the company's work on NYSERDA-funded insulation projects. One reviewer at Sears Appliance Repair specifically named technician Kevin for his proactive communication and thorough work, though other customers noted challenges reaching live support.