Commercial HVAC Services
HVAC System Replacement
Cash for Clunkers: HVAC system buy-back up to $1,500.
Schedule NowOffer cannot be combined with any other promotions, discounts, or special offers. Terms and conditions may apply.
Expires: Sep 30, 2026
HVAC Tune-Up
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Expires: Sep 30, 2026
Duct Cleaning
Free estimate available.
Schedule NowOffer cannot be combined with any other promotions, discounts, or special offers. Terms and conditions may apply.
Expires: Sep 30, 2026
Commercial HVAC Specialists In Shepherd, TX
Administrators, facilities managers, and business owners are faced with the constant challenge of balancing tight budgets against the pressing need for additional HVAC-related resources. Since 1974, the professionals at McWilliams Heating, Cooling and Plumbing have provided complete commercial HVAC and refrigeration services. We value integrity and honesty, so we stand behind our work with a 100-percent satisfaction guarantee.
Commercial AC And Heating Installation
The load requirements for commercial buildings differ dramatically from residential dwellings due to varying occupancy rates and generated heat. The design experts at McWilliams Heating, Cooling and Plumbing understand the importance of engineering your commercial HVAC system to provide sufficient capacity in all weather conditions. As your new equipment is installed, we’re mindful of maintaining a strict construction schedule. Our technicians pay particular attention to the design and installation of the ductwork so that the proper amount of conditioned air is delivered to each room in the building.
Commercial HVAC Repair
For most businesses, a reliable HVAC system is a necessity for continuing operations. Commercial AC systems are often part of a company’s core processes, so a unit breakdown must be addressed quickly and cost-effectively. Industries that require precise temperature and humidity levels are especially vulnerable to a service outage, so it’s important to partner with a commercial contractor who can swiftly restore your system to full functionality. We only employ commercial technicians, and 7-7-7 service is always available. No matter what day of the week it is, we never charge for overtime from 7 a.m. to 7 p.m.
Why Choose McWilliams Heating, Cooling and Plumbing?
- We Never Charge For Overtime
- Refrigeration, Ice Machines & Cooler Techs
- Accurate Diagnoses And Reliable Solutions
- Cost-Saving Maintenance Plans
Refrigeration, Ice Machines And Coolers
Companies in the food preparation and storage business rely on their commercial refrigeration appliances to keep vital inventory fresh. In particular, the food service industry is highly dependent on properly functioning commercial refrigerators, cool rooms, ice makers, freezers, and beer systems. Wherever food and beverages are stored, rigid specifications for temperature and humidity fluctuations must be maintained. A breakdown in a refrigeration unit can immediately impact sales and operational continuity. Our qualified techs have the knowledge and training required to address service and repair issues for virtually every brand of commercial refrigeration equipment.