Established in 1928, Alamo Welding & Boiler Works is a top-rated mechanical contractor that specializes in the sales, rentals, servicing, and installation of commercial and industrial steam and hot water systems. With over 95 years of experience serving South Texas, Alamo Boiler knows how to do it right.

Alamo Welding & Boiler Works sells and installs complete steam and hot water systems, both domestic water and hydronic heating components. Including boilers and all system components, we repair, retrofit, and perform new installations for commercial and industrial clientele. Clients include feed mills, industrial plants, food processors, breweries, micro-breweries, private and state institutions, office buildings, schools, apartment complexes, and more.

With our valuable insider’s perspective and time-told knowledge, Alamo Welding & Boiler Works provides top-notch services and quality products to our customers. We’re renowned for delivering professional, affordable, quick, and reliable boiler supplier services to San Antonio and South Texas locales.