South Carolina’s Oldest Trane Dealer – A Legacy of Comfort Since Day One
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Review Us An Honest Kind Of Comfort
At J. W. Long Mechanical Company, we’ve been installing, repairing, and maintaining heating and air conditioning systems for Summerville, South Carolina homes and businesses since way back in 1950. From the values established by our founder J.W. Long to our leadership today under owner Shannon Heber, we’ve built our business on integrity, reliability, affordability and quality work. We simply deliver honest, down home services to our customers, making them part of our family.
The J.W. Long team of experienced professionals is always ready to earn your trust with a sincere passion for customer service and the best track record in the area.
We’re a 17-time winner of the Trane Distinguished Dealer Award and an independent Trane Comfort Specialist™ Dealer. That means you can rely on us for the finest heating and cooling products installed and serviced with the technical expertise and attention to excellence that creates peak performance and value for your budget.
Even after all these years, we still strive every day to provide our customers with the same thing we would want: friendly, dependable service at a fair price. Call us at 843-873-0371 and experience the J.W. Long difference.
We call what we offer “An Honest Kind Of Comfort.” We guess you could say it’s also the secret to our success.
Products
As an independent Trane Comfort Specialist™ dealer, we’re skilled in the installation and service of the world’s most efficient, longest-lasting home comfort equipment. Browse our industry-leading product lineup below and call us with any questions.
Our Services
Commercial HVAC Services
At J.W. Long Mechanical, we bring over 70 years of expertise in providing reliable and efficient HVAC solutions for businesses in Summerville and the surrounding areas. As an independent Trane Comfort Specialist Dealer and a 17-time winner of the Trane Distinguished Dealer Award, we are committed to delivering top-tier commercial HVAC services that ensure optimal comfort and energy efficiency for your business.
Preventative Maintenance
Small problems can become bigger problems if you let things go. Before the cooling or heating seasons, it is a good idea to have your system checked out by one of our maintenance experts.
Repairs
When you need A/C or heating repair on your home or business HVAC system, J.W. Long Mechanical’s skilled technicians are the go-to guys for A/C and heating repair in Summerville and beyond.
Commercial HVAC Services
At J.W. Long Mechanical, we bring over 70 years of expertise in providing reliable and efficient HVAC solutions for businesses in Summerville and the surrounding areas. As an independent Trane Comfort Specialist Dealer and a 17-time winner of the Trane Distinguished Dealer Award, we are committed to delivering top-tier commercial HVAC services that ensure optimal comfort and energy efficiency for your business.
Preventative Maintenance
Small problems can become bigger problems if you let things go. Before the cooling or heating seasons, it is a good idea to have your system checked out by one of our maintenance experts.
Repairs
When you need A/C or heating repair on your home or business HVAC system, J.W. Long Mechanical’s skilled technicians are the go-to guys for A/C and heating repair in Summerville and beyond.
hvac services for Kenneth Corley
★★★★★
It was great,. Second time we've used y'all, and both times y'all done right by us, I would recommend j w mechanical
Both Residential and Commercial heating and cooling for Sean Bennett
★★★★★
Quick response when needed. Techs are always very knowledgeable, friendly and concerned with getting the job done right.
air conditioning repair for Shane Dukes
★★★★★
Always great service. We know the repair will be done right!
ac services for Zane Schauer
★★★★★
The technician was courteous and professional.
heating and air conditioning for Joanne Ellison
★★★★★
Great job. Very professional and thorough
hvac services for Wil Riley
★★★★★
Timely, efficient and polite. Came to solve our problems and not to upsell us with unneeded services. Highly recommend!
Both Residential and Commercial heating and cooling for John Bowen
★★★★★
Been using JW Long for over 20 years. Always receive great service when needed. I use their annual service plan for 2 units and when I have a problem they always quick to respond. Thanks
air conditioning repair for Jennifer Shiverdecker
★★★★★
TJ was our technician and he was just wonderful!! He was kind, made me feel very comfortable, and was very professional. He took the time to explain to me and my husband how the air flow of our AC unit worked so we understood what was wrong. That small effort was invaluable to me and really made me trustRead More
ac services for Louis Camblor
★★★★★
CJ completed my biannual HVAC maintenance and was excellent—personable, efficient, and clearly skilled. He checked both systems, including the attic air handler, and made sure everything was operating properly. Very solid technician.
heating and air conditioning for Travis E
★★★★★
I've been using JW Long for 5 years and they have always done a great job! They did the install and they do my semi annual maintenance. TJ is professional and honest. Highly recommend.
hvac services for sandy edwards
★★★★★
We’ve been using JW Long for many years. Always great service!
Both Residential and Commercial heating and cooling for Donielle Crout
★★★★★
Absolutely amazing service! Was able to come and diagnose the same day I called. Was polite, efficient and was in and out less than an hour! I could not be more satisfied or had better care then I did today! Grateful is an understatement especially in this heat!
air conditioning repair for shari poole
★★★★★
For years JW Long has been servicing our A/C needs. They have competent service guys who are friendly and knowledgeable. They are dependable and show up when they say they will. My last unit lasted 23 years and that is a testament to their service department and equipment that is installed. They haveRead More
ac services for Steven Morey
★★★★★
I highly recommend them. They have been extremely easy to work with, flexible scheduling, & on time for the appointments.
heating and air conditioning for Patterson Milbourn
★★★★★
Great service and knowledge. Have helped me many times. Quick and efficient.
hvac services for Alouette Alexander
★★★★★
TJ saved the day, can’t thank JW Long enough!
Both Residential and Commercial heating and cooling for Daniel Lloyd
★★★★★
Great and Fast service
Couldn’t be happier
air conditioning repair for Elizabeth Scarberry
★★★★★
He was absolutely amazing he truly made a good connection with us! He made it more personal and less businesslike. He was very very friendly!
ac services for Lisa B
★★★★★
Shout out to TJ for getting us up and running again with working Ac! JW Long is the best!
heating and air conditioning for Chad Henderson
★★★★★
The folks at JW Long do an incredible job! We use them for all of our HVAC needs and would highly recommend them!
hvac services for Anthony Glaser
★★★★★
Very happy with extremely prompt and efficient service, so I have signed up for the maintenance plan.
Both Residential and Commercial heating and cooling for cindy mccoy
★★★★★
My boyfriend, Eddie Phillips and I have been very pleased with the service provided by the employees with JW Long. They respond very quickly to service calls, professional very experienced well trained technicians.
air conditioning repair for Nell Postell
★★★★★
He knows this business glad you sent him to me. Thanks TJ!
ac services for Callie Pope
★★★★★
Called first thing this morning & TJ was here by lunch time! Problem was fixed, system up & running in less than 30 minutes! Highly recommend! TJ was AMAZING!!
heating and air conditioning for Luanne Farish
★★★★★
Great job getting my whole house back to my comfort level. The work crew were very respectful of me and my property.