SIGMA Mechanical Services Competitors

Contractor of Choice for large-scale HVAC construction: Atlas Mechanical provides mechanical construction services for large-scale projects across the United States. We offer a level of engineering design, design-assist, and project management expertise that make us the contractor of choice for many world-class general contractors and developers. Headquartered in southern California, we have the depth of experience, personnel, financial strength, and bonding capacity needed to handle the most significant mechanical projects. Follow us on Instagram @atlasmechanical.inc

Welcome to the United Mechanical site at Linked In. We are a Dallas, Texas based mechanical contractor offering a wide range of services to our clients. We have been involved with thousands of projects encompassing every phase of mechanical work, including plumbing,welding, piping, sheet metal, HVAC, and design build services. For over 60 years, United Mechanical has been exceeding customer expectations of excellence. Our qualified staff is dedicated to the timely completion of your project; no matter how large or small. Our service department is available 24 hours a day, 7 days a week.

Allied Mechanical is a premier west coast manufacturing facility specializing in the fabrication and machining of tooling, Ground Support Equipment, flight hardware, forged & cast machining, complex assemblies, and pressure vessel quality welding. Since 1951, Allied has been providing excellence in manufacturing services to a broad range of business platforms including; aerospace, space, energy, nuclear, military, oil refinery, turbine compressor, semiconductor and data storage.