The Western Chicago Suburbs Preferred Heating and Cooling Provider
Family owned since 1992
Trust Your Family With Ours ™
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Our Service Area
Leslie Heating & Cooling of Lombard, IL services the greater Chicagoland area, including Naperville, Downers Grove, Lisle, Glen Ellyn, Wheaton, St. Charles and more.
The Leslie Difference
Friendly Experts
Friendly expert advice from licensed & certified technicians listen to your needs, treat you like family, and work with your best interests at top of mind.
Upfront Pricing
Upfront pricing know what you’ll pay before any of the work starts. You stay in charge as we only do work with your written agreement.
Same-Day Service
Same-day service urgent problems shouldn’t wait until the next day! Ask us about same-day service for your HVAC or water heater issue.
Satisfaction Guarantee
Satisfaction guarantee If you are not 100% satisfied with our services, we will do everything possible to remedy the situation. Our job is not done until you have a smile on your face.
Friendly Experts
We’ve been serving the Western Suburbs for 30 years
Leslie Family Plan
Enjoy proven benefits when you entrust us with the health of your home systems.
In addition to comprehensive system checks, Leslie Family Plan members also receive:
Exclusive Discounts
No Overtime Charges
Priority Service
24-Hour Emergency Service
Financing Options Available
We understand the wide variety of financial circumstances, and are proud to offer
financing options in order to keep your home comfortable, starting today.
Customer Testimonials
