• Serving Macomb for 80 Years

  • 24-Hour Emergency Service Available

  • Award-Winning Sales & Service

Air Conditioning Service, Repair, & Installation in the Macomb Illinois Area

Looking for air conditioning services in Macomb, IL and the surrounding region? Hollister has you covered! We've been providing top-notch AC services since 1943, so we know a thing or two about keeping our customers cool and comfortable. We offer service 24/7, 365 days a year, so you can always count on us when you need us most. Plus, our NATE certified technicians are the best in the business and come fully equipped with everything they need to get the job done right - the first time. So whether you're experiencing a minor problem or a major breakdown, we have the solution.


At Hollister, we understand how important it is to have a comfortable home. When something goes wrong, it can be stressful trying to find a qualified expert to help get your home back up and running. That's why our team of technicians are dedicated to providing the best possible service. They will always be wearing collared shirts and name badges for easy identification, and they will make sure to cover their shoes before entering your home to respect your space.


Hollister Air Conditioning Service Highlights


  • Hollister Electrical is a BBB Accredited Business with an A+ Rating

  • References and referrals are always available

  • Consistent 5-star rating on Google

  • 80 years of service to our community

  • All technicians insured, bonded and EPA 608 compliant

  • Lennox® Premiere Dealer™ for over 25 years

See What Our Customer's Have to Say

Len Phillips
11 months ago
I am a very satisfied Hollister customer. I have used their services on multiple occasions. They include the addition of a waste clean-out,...
Melissa Sturlic
a year ago
Hollister was extremely responsive in our time of need! Their price was reasonable for a new water supply line, and they didn't leave until everything...
David Deloach
2 years ago
I requested an estimate for repairing my basement and bush removal. John arrived on time, and ready to conduct business. It was easy to tell...

Learn More About Our Air Conditioner Service, Repair, & Installation Services

Hollister specializes in service, repair, and maintenance of residential and commercial air conditioning. Our experienced HVAC specialists provide affordable tune ups and fast repairs in an emergency. Contact Hollister to get started today.