Business Details
50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in Summerville, SC
Founded in 1950, J.W. Long Mechanical has built a legacy of delivering reliable HVAC solutions for residential and commercial clients in Summerville, South Carolina. Our commitment to integrity, affordability, and technical excellence has earned us recognition as a 17-time Trane Distinguished Dealer and an independent Trane Comfort Specialist Dealer. With over 70 years of combined experience, our team of certified professionals prioritizes customer satisfaction through honest service, cutting-edge products, and personalized attention to detail. We specialize in installation, repair, and maintenance of heating and cooling systems, backed by a proven track record of resolving complex issues efficiently.Our dedication to continuous improvement ensures clients receive energy-efficient solutions that enhance comfort while reducing long-term costs. As a family-owned business, we treat every customer as part of our community, fostering trust through transparent communication and dependable support. Our accolades reflect our unwavering focus on quality, but our true measure of success lies in the lasting relationships we build with clients who rely on us for peace of mind.
Services
Commercial HVAC
Preventative Maintenance
Repairs
Duct Work
Air Quality
System Installation
Details
- Year established: 1950
Highlights and features
- We offer 70+ years of combined HVAC expertise with Trane-certified technicians.
- Our team provides 24/7 emergency service for urgent heating and cooling needs.
- We guarantee energy-efficient solutions that reduce long-term operational costs.
- Our preventative maintenance plans ensure peak system performance year-round.
- We prioritize transparent communication and no-hidden-fee pricing policies.
Associations and certifications
- Trane Comfort Specialist Dealer
- Trane Distinguished Dealer
What people say
Trustworthy company
Timely service
Honest technicians
Prompt response
Fair pricing
Services
Commercial HVAC
Our commercial HVAC services deliver tailored heating and cooling solutions for businesses in Summerville and surrounding areas. With 70+ years of expertise, we install, repair, and maintain energy-efficient systems that ensure optimal comfort and reduce operational costs. Clients benefit from our Trane-certified technicians' technical precision and commitment to minimizing downtime.
Preventative Maintenance
Preventative maintenance plans proactively identify and resolve potential HVAC issues before they escalate. Our technicians conduct thorough inspections and cleanings to extend system lifespan, improve efficiency, and prevent costly breakdowns. Clients receive priority scheduling and discounted repair rates as part of our annual maintenance programs.
Air Conditioning Repairs
Emergency and routine AC repairs are handled by our certified technicians with same-day availability. We diagnose and fix cooling system malfunctions swiftly, using genuine Trane parts to restore optimal performance. Customers consistently highlight our technicians' expertise in explaining repairs and preventing future issues during service calls.
Duct Work Installation
Custom ductwork fabrication and installation services enhance HVAC efficiency while improving indoor air quality. Our in-house sheet metal shop creates precision-fitted systems that reduce energy loss. Commercial and residential clients benefit from reduced utility bills and improved system performance through our meticulous installation process.
Indoor Air Quality
Indoor air quality assessments identify pollution sources and recommend solutions like filtration systems or ventilation upgrades. Our experts modify existing HVAC setups to reduce allergens and contaminants, creating healthier environments for homes and businesses. Clients receive personalized recommendations based on comprehensive air quality testing.
Questions
What HVAC services do you offer for commercial businesses?
We provide comprehensive commercial HVAC solutions including system installation, emergency repairs, preventative maintenance, and energy efficiency upgrades tailored to business needs.
Do you offer 24/7 emergency HVAC service?
Yes, our technicians are available 24/7 for urgent heating and cooling emergencies to minimize business disruption.
Are financing options available for HVAC installations?
We offer flexible financing plans to help clients upgrade their HVAC systems with manageable monthly payments.
What areas do you serve?
We primarily serve Summerville, SC and surrounding Lowcountry areas for both residential and commercial projects.
How can I schedule HVAC maintenance?
Call 843-873-0371 or use our online estimate request form to schedule preventative maintenance or system inspections.
Why choose J.W. Long Mechanical over other HVAC companies?
As a 17-time Trane Distinguished Dealer with 70+ years of local experience, we combine technical expertise with personalized service and transparent pricing.
Reviews (5)
Becca Holtzclaw
Sep 03, 2021
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I was very pleased with their service. When I starts having issues with my HVAC system they were very responsive & did a great job repairing my system. JW Long was very easy to work with & answered all my questions. I liked that they didn’t try to talk me into something I didn’t need. I recently had a new bigger HVAC system installed. My co workers & I are happy to have cool air. 😊
Pat Samuelson
Mar 23, 2021
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They were efficient, respectful of my property, answered my questions, and just generally helpful and friendly. Had them remove and replace my aging HVAC system. I am impressed enough that I plan to use them for regular maintenance going into the future.
Pat Samuelson
Mar 14, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Efficient install. Very nice. Answered my questions. Respectful of property and cleaned everything up when they were done. From experience I wanted a Trane and they accommodated my needs. I will be using them for regular maintenance going forward.
Services:Thermostat installation,Heating system installation,AC installation
Efficient install. Very nice. Answered my questions. Respectful of property and cleaned everything up when they were done. From experience I wanted a Trane and they accommodated my needs. I will be using them for regular maintenance going forward.
Services:Thermostat installation,Heating system installation,AC installation
Carl Whitaker
Oct 28, 2020
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Positive:Punctuality,Quality
The two men that came out to replace my old unit were very professional and didn't waste any time getting installed correctly.
The two men that came out to replace my old unit were very professional and didn't waste any time getting installed correctly.
Thurman Green
Sep 27, 2020
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Positive:Professionalism,Responsiveness
These guys came out and then send an estimate. Once I gave them the go ahead they came out quickly and replace all of my ductwork. I am looking forward to use the system. I would recommend to others.
These guys came out and then send an estimate. Once I gave them the go ahead they came out quickly and replace all of my ductwork. I am looking forward to use the system. I would recommend to others.
