Elevate Your Comfort with Trane Ductless Mini-Splits!

Discover the future of home comfort with Trane's energy-efficient ductless mini-split systems, professionally installed by Hollister. Whether it's your entire home or a single room, take control of your indoor climate without the need for ductwork.

Experience Trane's unmatched reliability and Hollister's installation expertise for ultimate comfort and savings. Don't settle for lessβ€”act now and schedule your installation! Your ideal indoor oasis is just a click away.

Introducing Trane's Best Valued Furnace

Keep your home and budget comfortable with Trane's finest heating solution – the S9X1 Gas Furnace!

At Hollister, we understand the importance of keeping our customers warm and satisfied. That's why we've teamed up with Trane to offer you a furnace that's not only affordable but also highly efficient and reliable.

When you choose the S9X1 Gas Furnace, you're investing in quality, affordability, and peace of mind. Contact us today to learn more about this exceptional heating solution and schedule your installation. Stay warm, stay smart – choose Trane and Hollister.


Expert Electrical, Plumbing, & Heating Services and More

Welcome to Hollister Electrical, Plumbing & Heating, your go-to team for expert electrical, plumbing, and heating services in Macomb, IL, and surrounding areas. Our professional contractors provide reliable repair and affordable maintenance services for heating, air conditioning, plumbing, and electrical solutions for both residential and commercial clients.

From HVAC repairs and installations to plumbing maintenance and electrical upgrades, our comprehensive range of services is designed to keep your property comfortable, functional, and energy-efficient. Call today, your satisfaction is guaranteed!

Expert Septic and Drain Solutions

With years of industry experience and a commitment to customer satisfaction, we have earned a reputation as trusted professionals in the septic and drain services. Join our satisfied customers and experience our top-notch service today.

Our team is available 24/7 to address urgent issues promptly. Trust us to quickly diagnose and resolve problems, ensuring minimal downtime and maximum peace of mind.

Trust our skilled techs to handle all your septic and drain needs with precision and expertise. From inspections to repairs and installations, we deliver reliable solutions that keep your systems running smoothly.

We Sell the Best & Repair the Rest!

Based in Macomb, IL, we proudly serve Rushville, Bushnell, Carthage, Colchester, Galesburg, Monmouth, Mt. Sterling, and Keokuk, Iowa.

Contact us today to get started on your hassle-free construction or renovation project, satisfaction guaranteed!


Drain Cleaning

Electrician Services

Water Heaters

Air Conditioning


Perma-Liner Industries, LLC

No dig sewer repair. Sewer Lining - Perma-Liner

Find out more about Perma Lining by visiting their website.Β 

Septic Tank Replacement

Our licensed technicians can install a completely new septic system with state-of-the-art technology to get your home back up and running again.

Water Heater - Macomb IL

Everyone enjoys hot showers, clean dishes and freshly washed clothes. Hot water has become a necessity.

At Hollister, we offer energy-efficient, high quality water heaters for your home or business. Our skilled plumbing experts can service or install a new water heater to ensure you have hot water again as quickly as possible.

Trane tech installing a new air conditioner

Stay comfortable in the scorching summer, or brace the chilly winter with Hollister and Trane. Whether you're seeking a fresh air conditioner or furnace, we can provide you with our top-notch heating and cooling solutions.

Sump Pump - 35Aci

Prevent a flooded basement and water damage to your home with a reliable and efficient sump pump from Hollister. Our sump pump experts will help you pick the perfect sump pump to help keep excess ground or rainwater from entering your home. From sump pump installation, maintenance, repair or replacement, the plumbing professionals at Hollister are here to help.


Learn how a Krystal Clear Water system can help your health and appearance! Give us a call to learn more at 309-833-2921.
Krystal Klear Water


Click the button and complete form.


We love hearing feedback from our satisfied customers.Β 

"Bill did a great job on the repairs to our water well pressure tank and switch . He quickly diagnosed the problem, advised us of options as well as the costs up front. His work was high quality and he was very personable. I would highly recommend him.."

"Simply the best! All of Hollister employees care about a job done correctly........not just 'good enough'. I know my work is being completed just as if it were their own home."

"John was a life saver! Water line broke and he came out in the cold, icy and snowy weather to shut the main off that we couldn't. Above and beyond the call of duty! I can't thank you enough!"