About L T Mechanical, Inc
Our Story
L T Mechanical,Inc. is built on a foundation of integrity, excellence, and customer-first values. Since day one, our mission has been to deliver high-quality heating, ventilation, and air conditioning (HVAC) services with honesty, reliability, and skilled craftsmanship. We believe in doing things the right way—not just the easy way.Our e
L T Mechanical,Inc. is built on a foundation of integrity, excellence, and customer-first values. Since day one, our mission has been to deliver high-quality heating, ventilation, and air conditioning (HVAC) services with honesty, reliability, and skilled craftsmanship. We believe in doing things the right way—not just the easy way.Our experienced team offers tailored HVAC solutions for residential and commercial clients, including repairs, maintenance, system design, and full installations. Every job is approached with precision, professionalism, and a deep respect for our clients’ time, space, and budget.
Our Services
We offer a wide range of HVAC services including installation, repair, and maintenance of heating and cooling systems. Our team is trained to work on all major brands of equipment.
Our Guarantee
Our Guarantee
We stand behind our work and offer a satisfaction guarantee on all of our services. If you are not completely satisfied with our work, we will do everything we can to make it right.
About Us
Excellence Customer Service
We will find HVAC solutions that fit your heating and cooling needs. We provide a full consultation to explain all of your available options.
Satisfaction Guaranteed
We serve residential and commercial clients, offering a variety of money-saving solutions. We use only the highest quality parts and equipment.
Reliable HVAC Professionals
Whether you need a maintenance check or an emergency repair, we are available to handle all of your all of your needs.
Ranked in the top 53% out of 65,686 HVAC companies in State of Illinois
Len Thompson, President
Leading the company is Leonard Thompson, a proud Simeon High School graduate with over 30 years of experience in the HVAC industry. Known as a "ventilation architect," Len specializes in airflow dynamics and has designed efficient systems for a wide range of buildings. As a seasoned project manager and general contractor, he brings a holistic approach to every project—from concept to completion.