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Commercial HVAC Services in Atlanta & Southeast | Shumate Mechanical
Shumate Mechanical has been a trusted leader in commercial HVAC solutions since 1978, serving Atlanta and the Southeast. Founded on principles of exceptional customer service and quality craftsmanship, we specialize in system design, installation, maintenance, and replacement for diverse markets including industrial, healthcare, education, and government buildings. Our in-house expertise spans sheet metal, piping, automation, and equipment commissioning, ensuring seamless project execution. With a state-of-the-art fabrication facility and a dedicated team of over 450 professionals, we deliver tailored solutions that minimize downtime while maximizing efficiency.

Our commitment to innovation and sustainability is reflected in our LEED-certified practices and partnerships with industry-leading suppliers. Backed by decades of experience and a fleet of 200+ vehicles, we provide 24/7 emergency services to meet urgent client needs. Recognized for excellence across Georgia, South Carolina, Florida, and beyond, we prioritize client satisfaction through transparent communication, competitive pricing, and a relentless focus on exceeding expectations.
Services
Commercial Installations Unit Replacement Maintenance & Repair Retrofit Solutions Building Automation Process Piping Equipment Commissioning Emergency HVAC Service Energy Efficiency Upgrades Sheet Metal Fabrication
Details
  • Year established: 1978
Highlights and features
  • 40+ years of commercial HVAC expertise since 1978
  • In-house sheet metal, piping, and automation capabilities
  • 24/7 emergency service with rapid response teams
  • LEED-certified sustainable HVAC solutions
  • Licensed across seven Southeastern states
Associations and certifications
  • LEED - Green
What people say
Expertise and customized solutions Pleasure to work with Unmatched industry knowledge Quality product delivery Attainable goals within budget
Services
Commercial Installations
Shumate Mechanical specializes in full-scale commercial HVAC installations, including sheet metal fabrication, piping, automation, and equipment commissioning. Our in-house teams ensure seamless integration of heating, cooling, and ventilation systems for new constructions. With state-of-the-art facilities and 450+ skilled professionals, we deliver energy-efficient solutions tailored to office buildings, healthcare facilities, and industrial complexes.
Unit Replacement
Our retrofit division handles complete HVAC unit replacements for existing commercial spaces, from single split systems to large rooftop units. We provide free consultations, project management, and scheduled installations to minimize business disruption. Services include replacing air handlers, chillers, cooling towers, and energy recovery units while maintaining compliance with modern efficiency standards.
Maintenance & Repair
Preventive maintenance programs reduce energy costs and equipment failures through regular inspections and servicing. Our certified technicians offer 24/7 emergency repairs for commercial HVAC systems, ensuring minimal downtime. Services cover all components including automation controls, ductwork, and process piping across diverse industries.
Building Automation
We design and implement advanced building automation systems that optimize HVAC performance and energy efficiency. Our solutions integrate with existing infrastructure to provide remote monitoring, climate control, and predictive maintenance capabilities. This technology enhances comfort while reducing operational costs for large commercial facilities.
Emergency HVAC Service
Shumate provides round-the-clock emergency HVAC services with rapid response teams available across the Southeast. Our technicians address critical system failures, ensuring business continuity for commercial clients. This service includes after-hours repairs, equipment replacements, and temporary solutions during peak demand periods.
People
Harold Shumate
Founder
Harold Shumate established the company in 1978 with a commitment to quality and customer service. His leadership grew the business from a small residential HVAC provider to a regional commercial leader. He instilled core values of integrity and excellence that continue guiding the company's 450+ employees.
Questions
What commercial HVAC services do you offer?
We provide installations, retrofits, maintenance, emergency repairs, building automation, and process piping for commercial clients.
Which areas do you serve?
We operate across Georgia, South Carolina, Florida, Alabama, Virginia, Tennessee, and Texas with headquarters in Duluth, GA.
Are emergency HVAC services available?
Yes, our 24/7 emergency service responds rapidly to critical HVAC failures across the Southeast.
Do you handle large-scale projects?
We manage projects exceeding $10M with dedicated project managers and in-house trade experts.
What makes Shumate different from competitors?
Our in-house sheet metal fabrication, automation expertise, and 40+ years of commercial experience set us apart.
Are financing options available?
We discuss tailored financial solutions during free consultations to meet client budget requirements.