Find and Invite the Best Commercial Plumbing Contractors in Saint Louis, MO

C&R Mechanical Company is an employee-owned, St. Louis-based full-service design/build mechanical contractor and engineering firm, serving customers throughout the United States with a focus on healthcare, industrial, mission-critical data centers, commercial, government, and institutional LEED design and installation.

Wayne Automatic Sprinkler Corporation, established in 1969, specializes in the layout, installation, and service of fire sprinkler systems in the St. Louis area, and is a WBE certified company with NICET certified staff and membership in NFPA and NFSA.

Tim Reinhold Enterprises, LLC is a construction company offering a wide range of services including electrical, plumbing, and general contracting for residential, commercial, and agricultural projects.

Established in 2016, STL Direct Mechanical is a minority-owned mechanical contractor based in Saint Louis, Missouri, known for employing highly trained craftsmen and maintaining the highest standards of excellence in the industry while offering cost-efficient solutions to its construction partners.

Bel-O Cooling & Heating is a third-generation, family-owned HVAC and plumbing company serving the Belleville, O'Fallon, and surrounding Metro East Area since 1959. They offer a wide range of services including air conditioning and heating repairs, installations, maintenance, indoor air quality products, and comprehensive plumbing solutions.

Founded in 2005, Fletcher Company LLC is a premier mechanical contracting company based in St. Louis, MO, specializing in innovative and quality HVAC and process piping applications for various sectors including healthcare, industrial, data centers, commercial, government, and institutional LEED-focused projects.

Founded in 1986, Industrial Construction & Engineering (IC&E) is a specialty industrial business with national reach, offering services such as mechanical insulation, scaffolding, siding, heat trace, IMP ductwork, and more across various markets.

Albert Arno Inc. is a full-service HVAC-R company established in 1964, providing heating, air conditioning, ventilation, and refrigeration services, including repair, installation, and maintenance to commercial and industrial clients in the greater St. Louis area, eastern Missouri, and Illinois. The company prides itself on energy-efficient solutions, skilled technicians, and a commitment to customer satisfaction.

icon Mechanical is a full-service mechanical contractor known for its unmatched service and engineering approach to complex design-build and design-assist projects, with a portfolio that includes commercial, industrial, and institutional clients such as Anheuser Busch, Ameren UE, and Washington University.

Lyon Sheet Metal, Inc. is an ISO 9001 certified company specializing in custom metal crafting, including industrial fabrication, HVAC, precision welding, polishing, waterjet cutting, and installation services, with a history of delivering superior service and value since 1922.

Kane Fire Protection is a full-service fire protection contractor based in Metro-East, serving the St. Louis, Missouri and Southern Illinois Metropolitan area, specializing in the design, installation, maintenance, and inspection of a variety of fire protection systems since 1999.

Murphy Company is a leading full-service mechanical contracting firm with over 100 years of experience, specializing in HVAC, plumbing, sheet metal, high purity, process piping, and refrigeration services, as well as offering design-build, fabrication, and preventative maintenance. Headquartered in St. Louis, Missouri, with additional offices in Illinois, Colorado, and Wyoming, the company serves a variety of markets including pharmaceutical, healthcare, education, and more.

C&D Potter Plumbing has been serving the St. Louis and surrounding area for over 16 years. Family owned and operated, C&D Potter Plumbing believes in doing it right the first time. We are accredited by the Better Business Bureau and hold an A+ rating. We treat your home or office like our home or office. For your protection, we’re insured and appropriately licensed in all of the communities we serve.

Clay Piping Systems, incorporated in 2010 and MBE-certified, specializes in fire protection, plumbing, and mechanical construction, focusing on client satisfaction and maintaining relationships built on trust and performance. With over 13 years of success, the company prides itself on its professional workforce, commitment to safety, and staying updated with technology and training in the industry.

Archway Brick & Tile is a nationwide industrial flooring contractor specializing in the installation, repair, and maintenance of flooring systems for dairy, food production, brewing, pharmaceutical, and chemical processing industries, ensuring compliance with government regulations and minimal operational disruption.