Heating, A/C & Plumbing Experts in Farmington Hills, MI
Doing What's Right to Bring Comfort to Your Home
Serving the Metro Detroit community for over 80 years, Thornton & Grooms puts people before profits with:
Qualified Professionals
From the first call to the final handshake, you'll enjoy working with us.
Prevention-First Approach
Annual maintenance matters more to us than selling new systems.
We Care Guarantee
Showing we care by guaranteeing our professionalism, reputation, and convenience each day.
Our Services
Cooling
Some of our cooling services include:
Heating
Some of our heating services include:
Plumbing / Drains & Sewer
Some of our plumbing, drain and sewer services include:
Comfort Protection
Join Metro Detroit's Most Popular Maintenance Plan!
Join over 10,000 others who have experienced Thornton & Grooms' Home Care Club. Benefits include:- Regular tune-ups for all home comfort systems
- Discounts on common HVAC & plumbing repairs
- Longer parts & labor warranties
...and much, much more!

Join Metro Detroit's Most Popular Maintenance Plan!
- Regular tune-ups for all home comfort systems
- Discounts on common HVAC & plumbing repairs
- Longer parts & labor warranties
...and much, much more!
Service Area
About UsWhy choose us...

For Your Next Service Call
An unwavering focus on people guides every action we take at Thornton & Grooms. That's as true today as it was in 1937 when we took our first service call.

For Your Next Career
We extend the same kindness to our team members as we do to our customers. If you're a professional looking to make a difference in people's lives, we're the company for you.
Why choose us...
For Your Next Service Call
An unwavering focus on people guides every action we take at Thornton & Grooms. That's as true today as it was in 1937 when we took our first service call.
For Your Next Career
We extend the same kindness to our team members as we do to our customers. If you're a professional looking to make a difference in people's lives, we're the company for you.
Reviews
"Really pleased with the service and pricing..."
"We've been using T&G for years for our heating, cooling and plumbing. We've been really pleased with the service and pricing. David B. did an excellent job installing our two new furnaces and thermostats and has provided excellent service in maintaining them."
-Kay K.