(281) 630-1129

mjsairconditioning.com
mjsairconditioning.com
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(281) 630-1129

  • Home
  • Services
    • AC & Heating Repair
    • AC & Heater Installation
    • AC Maintenance
    • Indoor Air Quality
    • Service Area
  • Contact
  • BOOK NOW
  • About

LICENSED • INSURED • LOCAL • fast response SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • fast response SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • fast response SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • fast response SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • fast response SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • fast response SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

Don't just take our word for it!

WE SERVICE ALL MAJOR AIR CONDITIONING & HEATING SYSTEMS

Why Katy & Houston Trust MJS A/C & Heating

fast, reliable service

experienced technicians

fast, reliable service

We move quickly when your AC or heating stop working.

5-star reputation

experienced technicians

fast, reliable service

Trusted for over 10 years by Katy, Houston, and surrounding areas.

UPFRONT PRICING

experienced technicians

experienced technicians

Clear quotes with no surprise charges. 

experienced technicians

experienced technicians

experienced technicians

Professional HVAC support for repair, install, and maintenance. 

LICENSED • INSURED • LOCAL • FAST RESPONSE SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • FAST RESPONSE SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • FAST RESPONSE SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • FAST RESPONSE SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • FAST RESPONSE SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

LICENSED • INSURED • LOCAL • FAST RESPONSE SERVICE • 24/7 EMERGENCY REPAIR • FINANCING AVAILABLE •

Contact Us

Request Your HVAC Quote!

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Your Trusted Local HVAC Experts

We stay in constant communication with our customers until the job is done. Contact us to get a $0 Diagnostic Visit* from one of our trusted HVAC technicians. 


We pride ourselves in delivering honest service, reliable workmanship, and long-term solutions you can count on. From quick repairs to full system installations, our goal is to keep your home comfortable year-round with fast response times and quality you can trust.



* $0 Diagnostic Visit with Service. Call us for more info.

mjs ac & heating llc

19407 Park Row Boulevard, Houston, TX, USA

+1.2816301129

Our Hours

Open today

07:00 am – 07:00 pm

  • Home
  • AC & Heating Repair
  • AC & Heater Installation
  • AC Maintenance
  • Indoor Air Quality
  • Service Area
  • Contact
  • BOOK NOW

MJS AC & HEATING LLC

19407 Park Row Blvd. Katy, TX 77084

+1.2816301129

Copyright © 2026 MJS AC & HEATING LLC - All Rights Reserved.

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