Remarkable Craftsmanship, Affordable Service.
Your Reliable Chicagoland Heating & AC Experts
The trusted Chicago heating and cooling company.




Since 1985
Looking for the Best Air Conditioning and Furnace Company & Contractor in Chicagoland?
Finding the right Chicago, IL heating and cooling company should not have to be a hassle. Maybe you are wary because of a negative experience with past contractors. TDH Mechanical, Inc. was established to give residents and commercial property owners throughout Chicago a trusted source for their HVAC problems. We saw a need for customer-oriented contractors in our neighborhood and set out to provide quality service. You deserve the best solutions, and we have the right team in place to provide high quality services.
Here To Help You
Our Services
Making a Difference
Experienced HVAC Professionals
Over
Over
Over
Open
24/7
Ready to Help You
How are we different?
What sets us apart from other HVAC companies?
- We have been around since 1985, and have over 30 years of experience.
- We serve over 25 towns throughout the Chicago area.
- Our team is NATE and EPA certified, and comply with industry codes and standards.
- We do not subcontract our work to third parties. Your technician is a full-time professional at TDH Mechanical, handpicked by Tim himself.
- We have a team of loyal professionals, some of whom have been with us for several years. This results in dedicated experts who are interested in building long term relationships with our customers.
- We are authorized Trane dealers and offer the Trane Satisfaction Guarantee.
- Top notch, truly personalized service from start to finish. No matter the extent of the job.
There is no problem too big or small for our team to tackle. We treat each and every service call with the same level of urgency, whether it’s a new furnace installation or air duct cleaning. All of our technicians carry a customer-first mindset, allowing you to benefit from unparalleled workmanship and a close attention to detail. Our goal is the same as yours: to help you experience a truly comfortable home environment without unexpected interruptions from your heating and cooling system.
What do our customers say?
Customer Testimonials
We're Ready to Help!
Open Daily from 8:00 AM to 5:00 PM. Call us to schedule an appointment!
At TDH Mechanical we offer 100% free install estimates! Call us or complete our quote form.