
Serving Saint Charles, IL and surrounding areas
Approved
In business since 1972
Free estimates
Emergency services offered
"As expected. 1 day for all. Very professional install team."


*The Angi rating for Boiler Installation companies in Saint Charles, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Boiler Installation needs.
*The HomeAdvisor rating for Boiler Installation companies in Saint Charles, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Boiler Installation needs.
Last update on June 13, 2025

Serving Saint Charles, IL and surrounding areas
Approved
In business since 1972
Free estimates
Emergency services offered
"As expected. 1 day for all. Very professional install team."


Serving Saint Charles, IL and surrounding areas
Approved (Corporate)
In business since 1992
Emergency services offered
Warranties offered
"New was installed professionally by Ryan Boesche and Brandon."





+47

Serving Saint Charles, IL and surrounding areas
Approved
In business since 2001
Free estimates
Emergency services offered
"Prompt service with very little advanced notice. Technician removed old flame sensor and installed a new one in about 20 minutes. Pleased with technician and service, and will do business again them again if needed. Owner called to confirm service and sent a text with name and information about the technician before his arrival."

Serving Saint Charles, IL and surrounding areas
Approved
In business since 2003
Free estimates
Emergency services offered
"They were VERY responsive and we had the new system installed within 10 days. Friendly, quick and responsive. Great to work with!!"

Serving Saint Charles, IL and surrounding areas
Approved
Super Service Award Winner
Free estimates
Emergency services offered
Warranties offered
"They handled my boiler heating system installation and wall heater repair with great care and expertise. The technicians were knowledgeable, explained everything clearly, and made sure the job was done right. I truly appreciate their reliable and high-quality service."





+20

Serving Saint Charles, IL and surrounding areas
Approved (Corporate)
In business since 1971
Free estimates
Emergency services offered
"The Install names or David Laverde and Scott O'Dell. Outstanding job putting in the boiler for my home. They are very professional after the job was completed clean up. place sticker on the boiler so I could call the emergency number. Job will done."





Serving Saint Charles, IL and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
Rest Assured HVAC is open Monday - Friday 8am-5pm (regardless of hours listed on Angi/HomeAdvisor). \n \nWe are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business. 24/7 Emergency Service available. \n \nRest Assured HVAC\nElgin, IL 60124\n(847) 224-2420\nhttps://RestAssuredHVAC.com


Serving Saint Charles, IL and surrounding areas
Approved
In business since 2002
Free estimates
Emergency services offered
"Donnie gave an estimate that was significantly below the competition. City Inspector reviewed work and commented on high quality install of new furnace. Crew was professional and timely. Great value!"

Serving Saint Charles, IL and surrounding areas
Approved (Corporate)
In business since 2005
Free estimates
Emergency services offered
When Chris Heating & Cooling, started in 2005, we had one goal in mind, providing local families with comfort solutions that fit not only their lifestyle but also their wallet. As a family-owned-and-operated business, we are a Bryant Factory Authorized Dealer that offers expert installation and maintenance by our skilled team of factory-trained professionals. With our fleet of trucks and a warehouse full of parts and equipment, all of your solutions are just minutes away. So whether you need routine maintenance, emergency repair, replacement equipment, or a complete system, call us today. We're the people you can count on for all your family's home comfort needs.





+6

Serving Saint Charles, IL and surrounding areas
Approved
Warranties offered
Small jobs welcome
Offers commercial services
Semper Fidelis Services brings military-grade discipline to HVAC and plumbing. Founded on the principle of being "Always Faithful" our team offers 10+ years of technical experience, including an AAS in HVAC/R and Universal EPA certification. We specialize in high-quality, reliable residential and commercial services with a strict commitment at doing the job right the first time.
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