Expert HVAC Installation for Commercial Spaces

We deliver high-quality HVAC installations that meet your building’s needs and industry standards.

Comprehensive Commercial HVAC Solutions

THIRD COAST: WISCONSIN'S HVAC CONTRACTORS

Whether you’re starting fresh, upgrading equipment, or customizing a system for your business, our expert team delivers top-tier commercial HVAC solutions tailored to your needs.

While many contractors offer standard cookie-cutter solutions, we recognize that each business is different and requires tailored services to meet their specific requirements.

New Construction

PRefabrication

Efficient HVAC performance starts with precision-engineered ductwork. Our industrial sheet metal fabrication services provide custom solutions tailored to your building’s airflow needs.

Sheet Metal Capabilities:

Remodels & Renovation

Upgrading Your HVAC?

We make HVAC upgrades seamless—minimal downtime, maximum performance.

Improve
energy efficiency

Meet new building codes & regulations

Reduce
maintenance costs

Increase indoor
air quality

New Equipment Installs

Upgrading your commercial HVAC system with new equipment installation ensures optimal performance, energy efficiency, and long-term cost savings. Whether you’re replacing outdated units or installing a system for a new build, we specialize in seamless RTU (rooftop unit) installations tailored to your building’s needs.

Third Coast Mechanical technicians work with industry-leading brands like Trane, Carrier, Lennox, York, Greenheck, and AAON to deliver high-efficiency heating, cooling, and ventilation solutions. From smart climate control to custom airflow solutions, we provide top-tier installations designed for maximum reliability and performance.

DID YOU KNOW? Businesses can cut HVAC energy costs by up to 40% with high-efficiency systems!

Custom Solutions

Every commercial space has unique heating, cooling, and ventilation needs, which is why we offer custom HVAC solutions tailored to your building’s specifications. Whether you require high-capacity HVAC systems for large facilities, energy-efficient automation, or specialized air quality solutions, our team designs and installs systems that maximize performance and sustainability.

Tailored for Your Industry

We design systems for hospitality, high-rise buildings, schools, and more!

Eco-Friendly Options

Green commercial HVAC solutions & energy audits available

Automation & Smart Controls

Optimize climate control with advanced HVAC automation systems

Frequently Asked Questions

How do I know if my commercial HVAC system needs replacement?

If your system is over 15 years old, requires frequent repairs, or causes rising energy bills, it’s time for an upgrade.

What’s the most energy-efficient HVAC system for commercial buildings?

VRF systems, high-SEER units, and programmable thermostats are among the best options.

Do you offer financing or rebates?

Yes! We help businesses take advantage of available HVAC rebates and incentives.

Why Choose Third Coast Mechanical for your HVAC needs?

With deep industry expertise and a customer-first approach, Third Coast Mechanical delivers custom HVAC solutions for commercial buildings, hospitals, universities, industrial facilities, and manufacturing plants.