20 AC Repair Contractors in St. Charles, IL
Top-Rated AC Repair Contractors in St. Charles
Mendel Plumbing, Heating & Electric
“The overwhelming majority of 5,561 reviews award five stars, with 99% of customers reporting satisfaction. Reviewers frequently praise specific technicians by…”
McNally's Heating and Cooling
“Every client rating across all four displayed reviews awards five stars. Customers consistently reference specific team members, Russ, Garett, Luis, Chris,…”
All AC Repair Contractors (20 total)
TDH Mechanical, Heating and Cooling Contractors
“Nearly all five-star reviews cite specific technicians, especially Wally, praising his dual role as both…”
Service Plus Heating & Cooling
“All 193 reviews carry 5-star ratings, reflecting perfect reviewer satisfaction. Customer accounts emphasize…”
Cool Operator Heating and Cooling Inc.
“Of 144 total reviews, the aggregate rating sits at 4.3 stars, indicating a majority of satisfied clients.…”
Eco Temp HVAC
“Every reviewed technician earned a perfect 5-star rating, with Jordan, Tyler, Marco, and Shawn each named by…”
American Mechanical Heating & Cooling
“All 59 reviewers award 5-star ratings, with Ricardo named as the responding technician in every detailed…”
Performance Heating & Air
“Forty-three client reviews yield a perfect 5.0 average rating. Reviewers consistently cite thorough cleanup…”
Shark Heating & Air Conditioning Inc
“All seven reviews award five stars, with customers praising fair pricing, honest assessments, and the…”
Harmonic Heating & Air Conditioning, Plumbing & Electric Saint Charles
“All 6 reviewers awarded 5 stars, with technicians Nate, Kenny, and Liz specifically named across feedback.…”
DeLuxe HVAC/R, Inc.
“Three reviewers awarded 5 stars, with each praising different strengths: technical knowledge, fair pricing,…”
Heating And Cooling
“All 4 reviews award 5 stars, with clients specifically praising dependability, prompt response, and…”
Heating & Air Conditioning
“Three of six reviewers award five stars, praising same-day response and honest assessments, while two…”
Aqua Knight Plumbing, Sewer, HVAC Services & Protection
“Both customer reviews award perfect 5-star ratings, with one client highlighting emergency response…”
Sun Mechanical Systems Inc
“Three of five reviewers awarded five stars, with positive feedback citing professional installation and…”
HVAC Options Inc
“Both reviews award five stars and specifically name Paul Rogers, highlighting same-day emergency response…”
Docs HVAC
“One five-star review highlights professionalism and punctuality during an installation, with the reviewer…”
AC Repair Costs in St. Charles
Typical repair costs for St. Charles 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.