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32 Years
experience
Emergency
services
Your Trusted HVAC Partner in Houston, TX
Founded in 1994, A-Plus Mechanical Services, Inc. is a family-owned and operated business with over 65 years of combined experience in the HVAC industry. Our daily mission is to deliver top-tier value through high-quality personnel, equipment, installation practices, and an unwavering commitment to customer satisfaction. We maintain a fleet of fully stocked trucks and employ highly trained technicians ready to address all air-conditioning and heating needs.

Our expertise spans residential and commercial system service and installation, along with custom solutions for ductwork and indoor air quality challenges. Every comfort system we design is tailored to the unique requirements of our clients, ensuring personalized, reliable service.
Services
Air Conditioning Heating Systems Ductless Systems Indoor Air Quality Commercial HVAC Furnace Repair Maintenance Agreements Air Duct Cleaning Home Automation Zone Control Systems
Details
  • Year established: 1994
Highlights and features
  • We offer over 65 years of combined HVAC industry experience.
  • Our family-owned business prioritizes personalized customer service.
  • Emergency services available 24/7 for urgent HVAC needs.
  • Fully stocked trucks ensure efficient on-site repairs and installations.
  • Customized maintenance agreements extend system longevity and efficiency.
What people say
Knowledgeable technicians Fast, friendly service Timely repairs Professional staff Energy-efficient solutions
Services
Air Conditioning
We install, repair, and maintain residential and commercial air conditioning systems. Our technicians diagnose issues, replace faulty components, and optimize system performance. Energy-efficient solutions reduce utility costs while ensuring comfort.
Heating Systems
Our heating system expertise includes furnace repair, installation, and maintenance. We service all makes and models, offering energy-efficient replacements and emergency heating repairs for homes and businesses.
Indoor Air Quality
We improve indoor air quality through duct cleaning, filtration systems, and humidity control. Our solutions address allergens, pollutants, and moisture imbalances to create healthier living environments.
Commercial HVAC
We provide comprehensive HVAC services for commercial properties, including preventive maintenance agreements, system upgrades, and emergency repairs to minimize downtime and maintain comfort for employees and customers.
Maintenance Agreements
Our customized maintenance agreements include seasonal system checkups, priority emergency service, and discounted repairs. Regular maintenance extends equipment lifespan and improves energy efficiency for residential and commercial clients.
People
Ray Serenill
Owner/Technician
With over 15 years of experience, Ray Serenill combines technical expertise with personalized service. He specializes in HVAC system diagnostics and energy-efficient solutions, prioritizing customer satisfaction and long-term system reliability.
Andy
Senior Technician
Andy brings 12 years of HVAC experience, focusing on residential system installations and complex repairs. His thorough approach ensures optimal system performance and customer education on equipment maintenance.
Questions
What HVAC services does A-Plus Mechanical offer?
We provide air conditioning, heating, ductless systems, indoor air quality solutions, commercial HVAC services, furnace repair, and maintenance agreements.
Do you service both residential and commercial properties?
Yes, we specialize in both residential and commercial HVAC installation, maintenance, and repair services.
Are emergency HVAC services available?
Yes, we offer 24/7 emergency service for urgent heating and cooling needs.
What financing options are available?
We provide financing options to help customers manage HVAC system upgrades and repairs.
How can I improve indoor air quality?
We recommend air filtration systems, duct cleaning, and humidity control solutions tailored to your home's needs.
Do you offer maintenance agreements?
Yes, our customized maintenance agreements help extend equipment lifespan and maintain system efficiency.