Your Local Geothermal Professionals

About Southwest Mechanical Services

Southwest Mechanical Services is proud to serve the people of San Antonio and the surrounding area with prompt, quality service. We install WaterFurnace products which have industry leading warranties and performance. We pride ourselves on exceptional customer service. Call 830-980-4400 today to schedule a service appointment or for a free, no-obligation consultation. We’ll help determine the perfect system for your home or business. 

Our team services most major brands of geothermal and HVAC equipment. We’ve been proudly serving San Antonio and the surrounding area with top of the line products, service, and maintenance for years and hope to do the same for you, give us a call today!

Contact Southwest Mechanical Services

PO Box 460769
San Antonio, Texas 78246