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Business Details
43 Years
experience
Emergency
services
Mechanical Contracting Experts Since 1983
Founded in 1983, Pettus Plumbing & Piping has grown from a two-person operation to a leading mechanical contracting firm serving commercial, industrial, and government clients across 48 U.S. states. Our leadership under Tony Robertson and Grover Johnson has driven exponential expansion into HVAC, controls, refrigeration, and sheetmetal fabrication while maintaining core values of integrity and safety. With facilities spanning 68,000 square feet and a fleet of DOT-compliant vehicles, we combine advanced automation with skilled craftsmanship to deliver projects efficiently. Our team of 120 full-time employees (peaking at 375 seasonally) adheres to rigorous safety standards reflected in our 0.83 workers' compensation modifier.

We serve Fortune 500 retailers, aerospace giants like Boeing, and healthcare institutions through dedicated 24/7 emergency services and a proprietary Design/Build methodology that streamlines project timelines. Our BIM-capable CAD department and certified welders ensure compliance with EPA regulations and municipal codes while maintaining a one-year guarantee on all workmanship.
Services
Commercial Plumbing HVAC Systems Sheetmetal Fabrication Industrial Piping Emergency Repairs Design/Build Projects BIM Modeling Refrigeration Systems Pneumatic Controls Welding Services
Details
  • Year established: 1983
Highlights and features
  • 40+ years serving Fortune 500 clients across 48 states
  • 24/7 emergency response with DOT-compliant fleet
  • Certified welders trained through in-house apprenticeships
  • Most automated fabrication facility in North Alabama
  • 0.83 workers' comp modifier reflecting superior safety standards
What people say
24/7 emergency response Certified professionals Large project capacity Safety focused Code compliance
Services
Commercial Plumbing
We provide comprehensive plumbing solutions for commercial buildings including pipe installation, fixture replacement, and code-compliant system upgrades. Our Alabama-certified plumbers handle projects from small repairs to large-scale installations. All work meets or exceeds EPA and municipal standards with a one-year guarantee.
HVAC Systems
Our mechanical experts design and install heating, ventilation, and air conditioning systems for industrial and commercial facilities. Services include chiller installation, ductwork fabrication, and EPA-certified refrigerant handling. We maintain systems for Fortune 500 retailers and government facilities with 24/7 emergency support.
Sheetmetal Fabrication
Our North Alabama facility features automated equipment for spiral, rectangular, and welded duct fabrication. We work with galvanized steel, stainless materials, and A36 alloys for commercial HVAC systems. Projects include multi-story buildings requiring high-pressure ductwork and custom architectural elements.
Industrial Piping
We install and maintain process piping systems for manufacturing plants and nuclear facilities. Our services cover chilled water systems, chemical transport lines, and waste water management. Projects follow ASME standards with certified welders and pressure testing to ensure compliance with safety regulations.
Emergency Repairs
Our full-service department responds to plumbing and HVAC emergencies 24 hours daily. Radio-equipped service vehicles provide rapid response across our 48-state service area. Technicians carry specialized mats and cleaning equipment to protect client properties during urgent repair operations.
People
Tony Robertson
Owner
Co-owner with 40+ years experience growing Pettus Plumbing from a two-person operation to a multi-state mechanical contracting firm. Focuses on strategic expansion and client relationship development.
Grover Johnson
Owner
Co-owner instrumental in expanding service offerings to include HVAC, controls, and industrial piping. Oversees operations and maintains safety standards that produced a 0.83 workers' comp modifier.
Questions
What areas do you service?
We operate in 48 U.S. states with primary facilities in Alabama and Tennessee.
Are your technicians certified?
All plumbers hold Alabama state certifications, and HVAC technicians are EPA-certified.
Do you handle emergency repairs?
Yes, our 24/7 service department responds to plumbing and HVAC emergencies nationwide.
What industries do you serve?
We work with retail chains, government agencies, healthcare facilities, and manufacturing plants.
Can you handle large-scale projects?
Our 68,000 sq ft facilities and 375+ peak workforce handle projects of any size.
Do you offer design/build services?
Yes, our in-house CAD team provides complete design-to-construction solutions.