4.7 
347 *The Angi rating for Heating And Air Conditioning Service companies in Big Rock, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.
*The HomeAdvisor rating for Heating And Air Conditioning Service companies in Big Rock, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.
Last update on June 15, 2026
Serving Big Rock, IL and surrounding areas
Approved
Super Service Award Winner
In business since 2002
Free estimates
Warranties offered
"The technician did a very good job cleaning the hvac ducts."
+81
Serving Big Rock, IL and surrounding areas
Approved
Super Service Award Winner
Free estimates
Emergency services offered
Warranties offered
"HVAC machine outside wasn’t working. Ricardo ? was so good at explaining & suggesting his expert ideas. There was a mouse & nest inside the machine & wires were severed. He removed the critter & nest & repaired the wires. All is working again. What a great guy he is!!"
+20
Serving Big Rock, IL and surrounding areas
Approved (Corporate)
In business since 1971
Free estimates
Emergency services offered
"Everyone from the sales person to installers were great. I love our new HVAC system!"
Serving Big Rock, 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 Big Rock, IL and surrounding areas
Approved
In business since 1996
Free estimates
Emergency services offered
"Fixed my poor ventilation of my dryer duct. Don't know how effective the hvac duct cleaning was. I figured it didn't hurt to do it once since it's never been done but mostly purchased deal for dryer duct."
+30
Serving Big Rock, IL and surrounding areas
Approved
In business since 1969
Free estimates
Emergency services offered
At Summers Plumbing Heating & Cooling we try to make service easy & fast! With all of our locations there is a good chance we're helping someone in your neighborhood with their plumbing, heating or cooling issues. We take the stress out of calling a repairman! Our friendly, helpful, and honest technicians are here to make your life easier, not harder than it already is.\n\nOur highly skilled, licensed, and trained technicians perform superior work, every time. We are committed to being honest, thorough, and friendly when we arrive at your house for an estimate or repair.
Serving Big Rock, IL and surrounding areas
Approved
In business since 1987
Free estimates
Emergency services offered
"Ryan did a terrific job of doing our regular inspection for our HVAC. He identified several options for updating/cleaning. He was very thorough and explained, orally and in writing, our options"
+11
Serving Big Rock, IL and surrounding areas
Approved
In business since 2002
Free estimates
Emergency services offered
"He was the first to call, came the same day to fix a/c without any surcharge, knew exactly what to do, and worked in the pouring rain to get the job done. What more could I ask for? I now have an hvac company to call for all my needs, finally! 👍👍👍"
Serving Big Rock, IL and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
"From start to finish, the HVAC installation went smoothly. The crew arrived on time, protected our floors, and explained each step of the process in plain language. They completed the job quickly, cleaned up thoroughly, and walked us through how to use and maintain the new system. The new unit runs quietly, cools/heats the house evenly, and has already made a big difference in our comfort and energy bills. I would absolutely recommend them to anyone needing a new HVAC system."
+15
Serving Big Rock, IL and surrounding areas
Approved
In business since 1994
Free estimates
Emergency services offered
Adams Carpet Care is a small family owned local company. We take pride in servicing your home. We won't leave the property until our customers are 100% satisfied! Our price includes a rotary scrub spot clean to your carpet before the steam clean, and the moving and protection of your basic furniture. We also offer detail edge cleaning, pet odor removal, Oriental and area rug cleaning. upholstery cleaning. WE ARE NOW ALSO OFFERING WINDOW AND GUTTER CLEANING. call today for a free estimate. \n847-212-5729
+24
From average costs to expert advice, get all the answers you need to get your job done.
Get expert insights on radiant heating repair cost, including average prices, cost factors, and ways to save. Learn what impacts your radiant heating repair bill.
HVAC replacement costs depend on a lot of factors, like unit type, size, and labor. See what you can expect to pay for HVAC replacement here.
If certain rooms in your home run too hot or too cool, a duct booster fan may help with the issue. Learn the costs to expect from duct booster fan installation.
Retrofitting your house for AC is, surprisingly, not too hard. Here’s what you’ll need to consider to make it happen.
What is an air source heat pump, and is it right for you? Air source heat pumps are an effective and efficient home climate control solution. Read on for more information.
Your air conditioning unit is a lifesaver during those blisteringly hot summer months, but common air conditioning mistakes may be increasing your energy bill and decreasing overall efficiency. Read on to learn how to avoid them.
