SEMCO Manufacturing Company
Designers and custom manufacturers of specialized labor-saving equipment. Established 1938. Southeast Texas Industries
For more than 30 years, Southeast Texas Industries has set the standard in quality fabricated products for the refining, petrochemical, energy, oil/gas drilling and the pulp & paper industries. STI's ability to incorporate lean manufacturing has set industry standards for safety, quality and service. Reliable, proven, responsible - no matter how challenging or complex the job, STI fabrication exceeds your expectations. Southeast Texas Industrial Services has earned a reputation for meeting deadlines with high-quality results. Our professional teams provide efficient turnarounds and exceptional service to refineries, petrochemical companies, gas and energy plants. With one of the highest safety records in the industry, STIS will be an asset to your project. Specialty Welding and Turnarounds, our elite group of certified craftsmen continue to set new standards in quality and craftsmenship. Our tightly knit teams are highly skilled and trained to diagnose the problem and make the needed repairs quickly, saving you time and money. No matter what the problem, day or night, our S.W.A.T team is ready to respond 24/7/365. ProTrace can design, engineer, construct, install and maintain all of your heat tracing needs.From steam and electrical to freeze protection and insulation, our professional teams have over 50 years experience in the industry. Our staff will work with you to ensure your facility is fully equipped with the right system, and is capable of providing same day service. Southeast Texas International has the experience necessary to perform the most complex installation of power plants and other components such as tank farms, crude pipelines, gen sets, BOP, switchyards, towers, reactors, and drums. Our trained personnel can provide most projects EPC. Let us assist you in your next grass roots project. Southeast Texas Industries, Inc. is your single source solution for all your fabrication, material processing, turnarounds, heat tracing, and field construction challenges. Put us to work on your toughest jobs and make the STI standard the standard on your work site. ![]() |