We’re an Accredited Business with BBB A+ rating.

Industry Leaders in HVAC Installation & Repair

With unparalleled customer service, we take pride in providing the highest standards possible. Sigwald Service Co. services the Coastal Bend region, including Portland, TX, Rockport, TX, Aransas Pass, TX, Ingleside, TX and the surrounding areas.

Ensure your building stays comfortable year-round by making Sigwald Service Co. your go-to HVAC contractor in the Coastal Bend region. Our team of highly-trained technicians serve both homeowners and business owners. We work with all HVAC makes and models and handle new installations, equipment replacements, system repairs and maintenance services.

If you need HVAC installation or repair, you can count on us for punctual service and high-quality work.

When your major appliances go out, we’re just a phone call away. Our technicians are honest, highly trained and experienced. We service and repair all major appliances, including refrigerators, washers, dryers, dishwashers, deep freezers and more.

Certified Technicians. Competitive Rates.

Your complete satisfaction is our goal. Whether you call us to install a new system or repair your unit, we’ve got you covered. Our team of HVAC technicians serves customers in Rockport, Aransas Pass, Ingleside and Portland, TX.