About MJS A/C and Heating in Katy, TX
Who We Are
For over 35 years, our family has provided trusted air conditioning and heating services in Katy, TX, building a second-generation business rooted in hands-on expertise and community trust. The current owner brings 11 years of dedicated HVAC experience, learning the trade directly from his father while working side-by-side on countless AC projects across the Greater Katy Texas area. At MJS A/C and Heating, we believe in quality, customer service, and satisfaction as the core values that guide every project we undertake.
See why families across Katy trust MJS A/C and Heating.
Our Story
We built MJS A/C and Heating from the ground up through hard work, trust, and word-of-mouth referrals, creating a family legacy that spans more than three decades in the HVAC industry. What started as a father passing down his expertise has grown into a trusted name throughout the Greater Katy area, with each generation committed to the same principles of honest service and skilled craftsmanship.
From the sprawling suburban neighborhoods of Cinco Ranch to the established communities near downtown Katy, we understand how Texas heat and humidity demand reliable cooling systems that perform when you need them most. Our deep roots in this area mean we know the unique challenges that come with maintaining comfort in Greater Katy's climate, and we adapt our services to meet those specific needs.
We're proud to serve homeowners and businesses across Katy, helping our community stay comfortable year-round while building the relationships that have sustained us for decades.
Discover our family's commitment to exceptional HVAC service today.

Why Customers Trust Us
Our experienced team treats every service call as an opportunity to earn lifelong trust, prioritizing strong customer relationships and personalized service that sets us apart in the Greater Katy Texas area. We're dedicated to being the go-to HVAC contractor known for honesty, skill, and the kind of dependable service that keeps families comfortable.
- Family heritage: Second-generation expertise with over 35 years of combined family experience in air conditioning and heating
- Proven dedication: Current owner trained directly under his father, mastering the trade through 11 years of hands-on HVAC work
- Community appreciation: 10% repair discounts for active military, veterans, and senior citizens
- Local expertise: Deep understanding of Greater Katy's housing styles and demanding climate conditions
- Growth through trust: Built our reputation through word-of-mouth referrals and genuine customer relationships
Your comfort deserves the attention of proven experts with genuine local roots. With over three decades of family experience, MJS A/C and Heating is ready to help keep your home comfortable year-round. You can feel confident choosing a second-generation business that treats every customer like family. Contact us today to schedule your air conditioning and heating service in Katy, TX.
