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Cornerstone Mechanical | Providing the Foundation for Your Heating and Cooling Needs

Furnace Repair

About Cornerstone Mechanical

Furnace Repair & Heating, Air Conditioning Repair & Service, Water Heater Installation, and 24/7 Emergency HVAC Repair.

At Cornerstone Mechanical, we take pride in delivering dependable, high-quality heating and cooling services backed by 22+ years of industry experience. From furnace repair to AC repair, water heater service, and complete HVAC system installations, our mission is to keep your home comfortable all year round.

We believe in honest pricing, expert workmanship, and treating every customer like family.

Repair & Maintenance

Our Services

Furnace Repair

Fast, reliable furnace repair to keep your home warm during Michigan winters.

Air Conditioning Repair

We repair all AC brands and cooling systems with same-day availability.

Heating Services

Complete heating system installation, tune-ups, and repairs.

Happy customers in 22 years of Repair

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Our Service Benefits

Expert HVAC Solutions

Welcome to Cornerstone Mechanical, your trusted source for top-quality HVAC services. Our team of experts is dedicated to providing reliable solutions that will keep your home or business comfortable year-round.

Reliable Service

100%

Experienced Technicians

100%

Emergency Service

100%

We’re Most Trusted Car Repair Service.

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Cars Repaired this Year

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Tires Replaced this Year

If You Have Any Questions, Feel Free To contact us

Why Choose Us

Our Advantages

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Work process

Our work process
is fast and easy

Customers

Feedback

"CSM HVAC fixed our furnace the same day we called. Honest, professional, and affordable!"

“Highly recommend! Our AC went out in July and they had us up and running within hours.”

“The only company we trust for furnace and AC maintenance. Excellent service every time.”

South Lyon HVAC - Cornerstone Mechanical LLC.

Our Team

Justin Chick

Owner – Technician

Dara Chick

Owner – Office Sheduling

Proudly serving homeowners across South Lyon, MI and surrounding areas, including: New Hudson, Wixom, Lyon Township, Milford, Brighton, Novi, Whitmore Lake, and more.

Providing the Foundation and More, For Your Heating and Cooling Needs

Contact Info

Quick Links

Better yet, see us in person!

We stay in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line.

Special 0% financing available. Subject to credit approval. Ask for details.

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