5 AC Repair Contractors in Katy, TX

4.9 avg rating
7,695 total reviews4 offer 24/7 service

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Top-Rated AC Repair Contractors in Katy

#1

The Katy Plumbing Company Heating & Air

4.9(3,497 reviews)
24/7 Highly Rated

Five-star reviews frequently mention specific technicians by name: Ryan praised for thorough explanations, Marshall recognized for knowledge and…

1704 Avenue D, Katy, TX 77493
#2

Air Tech of Katy

4.8(3,165 reviews)
24/7 Highly Rated
1402 Vander Wilt Ln, Katy, TX 77449
#3

AMS ColdPro

5.0(463 reviews)
Highly Rated

All 463 reviews are 5-star ratings, with customers consistently praising transparent pricing, same-day or next-day response times, and technicians who explain…

5701 4th St Ste 813, Katy, TX 77493

All AC Repair Contractors (5 total)

Just Fix It Today

4.8(447)
24/7 Highly Rated

Every reviewer awarded 5 stars, with three customers specifically praising the same-day scheduling during AC…

21819 Katy Fwy Ste B103, Katy, TX 77450

TemperaturePro Katy-Cypress

5.0(123)
24/7 Highly Rated

All 123 reviews carry 5-star ratings, with customers consistently mentioning fast response times, fair…

25807 Westheimer Pkwy Suite 350, Katy, TX 77494

AC Repair Costs in Katy

Typical repair costs for Katy homeowners, by problem type.

ServiceLowAverageHigh
Diagnostic / service call
Usually credited toward repair
$75$120$200
Refrigerant recharge (R-410A)
$150$350$700
Capacitor replacement
$120$250$450
Fan motor replacement
$250$450$700
Compressor replacement
$800$1,800$2,800
Evaporator coil repair
$400$900$1,500
Labor (hourly rate)
Per hour during business hours
$75$110$150

Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Repair in Katy, TX: What to Expect

Katy sits on the western edge of the Houston metro, where long, hot summers and morning humidity above 90% create a persistent need for dehumidification as well as cooling. That climate drives steady demand for ac-repair Katy services across a six-month cooling season. Five contractors serve the area, averaging a 4.9 rating from 7,695 reviews, and four offer 24/7 response.

Detailed line-item cost data from topCostItems was not provided here, but homeowners should expect higher labor and refrigerant charges during peak months and for complex repairs. Texas requires HVAC contractors to hold a TDLR Class A or Class B license depending on system tonnage and output; verify license status and ask for an estimate that separates parts, labor, and diagnostics before authorizing work.

Customer highlights were not supplied, so the review landscape should be evaluated for recurring themes: response time, clarity of estimates, warranty handling, and post-service follow-up. In a market with few firms and high ratings, prioritize technicians who document humidity control strategies, provide maintenance plans, and can demonstrate TDLR credentials and proof of insurance.

Frequently Asked Questions

AC repair in Katy typically costs $75-$2,800 depending on the problem. Diagnostic calls run around $75-$200, refrigerant recharges $150-$700, capacitor replacement $120-$450, and compressor replacement $800-$2,800. Most contractors apply the diagnostic fee toward the final repair cost if you proceed.