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Your Trusted Veteran-Owned HVAC Experts in Southeastern Wisconsin
Founded in 2021, Prestige Mechanical LLC is a veteran-owned business that has quickly become a trusted name in HVAC services throughout Southeastern Wisconsin. Our team, led by experienced professionals Jason and Lao, brings over 40 years of combined expertise to every project. From day one, we’ve focused on providing high-quality service, ensuring customer satisfaction, and promoting energy efficiency for residential and commercial clients alike.
We are proud of our history and committed to continuing to grow, offering unparalleled HVAC solutions that improve the comfort and functionality of homes and businesses.
Meet our Team

Jason, Owner/Technician
Jason, Owner of Prestige Mechanical. I have 27 yrs. of experience in the HVAC/R industry. I am well experienced in Industrial, Commercial & Residential HVAC/R.

Lao, Owner/Technician
Lao, Owner of Prestige Mechanical, Veteran of the U.S. Army. I have 12 yrs. of experience in the HVAC industry. I am well experienced in Commercial & Residential HVAC.
Testimonials
“Jason and Lao did a great job repairing our furnace. We were impressed with their professionalism and quick service!”
Tim L.
“I had Prestige Mechanical install a new HVAC system in my home, and I couldn’t be happier with the results. Their team was efficient and professional throughout the entire process.”
Lovely Q.
Prestige Mechanical did a fantastic job with my Furance installation! Jason went above and beyond. He offered a fantastic quote and was out to the property incredibly fast after we made initial contact. He did a great job! Highly recommend!
Stephen K.
Prestige did a great job at my property in Jackson. The service person was quick to respond to the furnace service call.
Andrew M.
Discover More
Prestige Mechanical LLC is a veteran-owned company based in Grafton, Wisconsin. Since 2021, we’ve been offering comprehensive HVAC services for residential and commercial properties.
Our team consists of highly skilled technicians with over 20 years of combined experience, ensuring your systems operate efficiently year-round. Our focus on customer satisfaction and dedication to delivering reliable services has earned us a reputation for excellence in Southeastern Wisconsin.

Our Services
Residential HVAC Services
We understand the unique challenges of keeping commercial properties comfortable. From complex installations to repairs and maintenance, we offer tailored HVAC solutions for businesses throughout Southeastern Wisconsin.
HVAC INSTALLATION
Our professional team ensures that your new HVAC system is installed with precision and care, providing long-lasting comfort and energy efficiency. We partner with trusted vendors like Armstrong for high-quality furnaces and air conditioners.
HVAC REPAIR
Don’t let a malfunctioning HVAC system disrupt your comfort. Our technicians are experts in diagnosing and repairing heating and cooling systems of all makes and models.
HVAC MAINTENANCE
Routine maintenance is key to keeping your HVAC system running efficiently. We offer thorough maintenance services, including inspections, cleaning, and system optimization.
Commercial HVAC Services
At Prestige Mechanical LLC, we specialize in providing top-quality HVAC solutions for your home. Whether it’s installing a new heating and cooling system, repairing your existing units, or ensuring optimal performance with routine maintenance, we are here to help.
HVAC INSTALLATION
Our professional team ensures that your new HVAC system is installed with precision and care, providing long-lasting comfort and energy efficiency. We partner with trusted vendors like Armstrong for high-quality furnaces and air conditioners.
HVAC REPAIR
Keep your business running smoothly with prompt and efficient HVAC repairs. We ensure minimal downtime and maximum comfort.
HVAC MAINTENANCE
Ensure that your HVAC system is running at peak efficiency with regular maintenance services designed to extend the lifespan of your equipment and avoid costly repairs.
Get Your Free Quote Today!
Looking for a reliable HVAC service provider? Contact Prestige Mechanical LLC today for all your heating and cooling needs. We offer 24/7 emergency services to ensure you're never left without comfort.