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50+ Years
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Emergency
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Trusted HVAC, Plumbing & Construction Services in Lawrenceville, GA
B&W Mechanical Contractors has served Metro Atlanta since 1968, delivering commercial mechanical services with unwavering integrity and ethical partnerships. Our expertise spans HVAC/R systems, plumbing, pipe fitting/welding, automation, and construction, supported by over 50 years of industry experience. We prioritize planned maintenance programs that protect assets, maximize efficiency, and minimize downtime through transparent reporting and data-driven insights. Our union-trained technicians and prefabrication facilities ensure precision installations and 24/7 emergency response capabilities.

Backed by BIM technology, OSHA-certified safety protocols, and a commitment to innovation, we serve commercial, industrial, and mission-critical facilities with tailored solutions. Our value engineering approach optimizes costs while maintaining compliance with ASHRAE standards and LEED-certified practices. With a focus on long-term client relationships, we combine technical mastery and proactive service agreements to transform facilities into high-performance assets.
Services
HVAC/R Systems Commercial Plumbing Pipe Fitting/Welding Building Automation Construction Services
Details
  • Year established: 1968
Highlights and features
  • Over 50 years of commercial mechanical service expertise
  • 24/7 emergency response with union-trained technicians
  • Prefabrication facilities ensure precision and cost efficiency
  • BIM-certified project coordination for complex installations
  • OSHA 500-certified safety programs for risk mitigation
Services
HVAC/R Systems
We design, install, and maintain commercial HVAC/R systems for optimal temperature control and energy efficiency. Our services include equipment upgrades, ductwork installations, and 24/7 emergency repairs. With over 50 years of experience, we ensure reliable climate control for offices, industrial facilities, and mission-critical environments.
Commercial Plumbing
Our licensed master plumbers provide comprehensive plumbing solutions for commercial and industrial facilities. Services include backflow testing, drain cleaning, pipe repairs, and water system installations. We offer 24/7 emergency support and planned maintenance to prevent leaks, downtime, and code violations in complex plumbing systems.
Pipe Fitting/Welding
Certified pipe fitters and welders deliver precision installations for industrial and commercial piping systems. We handle carbon steel, stainless steel, and specialty materials up to 60-inch diameters. Services include prefabrication, field retrofitting, and emergency repairs using BIM-guided techniques for mission-critical and process-driven facilities.
Building Automation
We implement smart building automation systems that integrate HVAC, lighting, and security for energy optimization. Our BACnet-certified technicians program control sequences, perform retro-commissioning, and install IoT-enabled monitoring to enhance operational efficiency and occupant comfort in commercial facilities.
Construction Services
Full-service mechanical contracting for new construction and renovations. We specialize in design-assist, plan-spec, and retrofit projects using prefabrication and BIM coordination. Our team ensures code compliance, cost control, and timely delivery for commercial, industrial, and educational facility construction across Metro Atlanta.
Questions
What HVAC services do you offer for commercial facilities?
We provide installation, maintenance, and emergency repair services for commercial HVAC/R systems, including ductwork, chillers, boilers, and energy recovery units.
Do you offer 24/7 emergency plumbing services?
Yes, we provide 24/7 emergency plumbing support for commercial and industrial facilities, including leak detection, pipe repairs, and drain clearing.
What areas do you serve?
We primarily serve Metro Atlanta, Georgia, including Lawrenceville, Douglasville, and Johns Creek for mechanical contracting and maintenance.
Are your technicians certified?
Our team includes union-trained pipe fitters, welders, and OSHA-certified safety professionals with expertise in BIM and HVAC controls.
What construction services do you provide?
We offer design-build mechanical contracting, prefabrication, and BIM coordination for commercial, industrial, and mission-critical facility construction projects.