Expert Electrician Services

Serving You Since 1944

  • 24/7 Emergency Electrical Service
  • 100% Satisfaction Guaranteed
  • ⭐⭐⭐⭐⭐(4.9) Google Rating
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Professional Electrical Solutions for Homes & Businesses

From flickering lights to full panel upgrades, Hollister delivers reliable and expert electrical service across Western Illinois. We’re the local electricians you can trust.

Safety First

Ensure electrical safety and avoid fire hazards.

Code Compliance Guaranteed

Get code-compliant installations and repairs.

Efficient & Cost-Effective

Save time and money with expert troubleshooting.

Reliable Workmanship

Protect your home or business with professional work.

Licensed Peace of Mind

Enjoy peace of mind with licensed and insured service.

Modern Solutions & Tools

Access to advanced tools and modern electrical solutions

Be prepared for a power outage

Hollister offers whole house generators. Call us at 309-833-1000 for more information.

Get a Whole House Generator

Read Our Reviews

Nicole C
23-01-2026
I cannot recommend Hollister Electrical, Plumbing, & Heating highly enough. I originally called for help with both the plumbing and electrical installation of a new...
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Kay A.
15-08-2024
I just had two toilets replaced by the nicest Plumber. Jake was detail oriented and very organized when he did the work for me. He was...
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Dangerous Goods
16-02-2026
I have needed my ducting cleaned for a while and have put it off. When I called the office the scheduling and communication was...
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Sean O.
26-07-2021
We've gotten water in our finished basement since about 2008 whenever we've received a heavy rain or rain over the course of several days, enough...
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Carlos Lamas
30-01-2026
Hollister Electrical, Plumbing & Heating is an outstanding company. John, the owner, is amazing—professional, easy to work with, and truly cares about doing things right....
Read More »
Jessie Harper
07-02-2026
Tyler was amazing. For a young man, he is very efficient, knowledgeable, and kind. We enjoyed having him take care of our plumbing problems.

From Emergencies to Upgrades We’ve Got You Covered

Our guarantee to our neighbors in Macomb, IL and surrounding are as is straightforward. You must be completely – that’s 100% – satisfied with our HVAC design, installation, service, and maintenance work. With no exceptions, excuses, or fine print.

Emergency Services

  •  Electrical Troubleshooting & Emergency Repair
  • Outlet/Breaker Malfunction Diagnosis & Repair
  • Circuit Breaker Replacement

Routine Services

  • Interior Lighting Installation (Can/Recessed/LED)
  • Ceiling Fan Installation
  • EV Charger Installation
  • Garage/Shed Power Installation

Safety & Compliance

  •  Residential Electrical Safety Inspection
  • Breaker Panel Labeling & Testing
  • Code Compliance Evaluation

Commercial & Industrial

  •  Warehouse/Shop Lighting Installation
  • New Circuit Installation for Business Expansion
  • Subpanel Installation for Commercial Use

Powering Homes & Businesses Across Western Illinois

Serving Your Electrical Needs in Every Corner of the Region

From Macomb to Keokuk, we bring dependable HVAC, electrical, plumbing, and septic service to homes and businesses across the region.

Beardstown, IL – Bushnell, IL – Canton, IL – Carthage, IL – Colchester, IL – Burlington, IA – Ft. Madison, IA – Galesburg, IL – Hamilton, IL – Monmouth, IL – Mt. Sterling, IL – Nauvoo, IL – Quincy, IL – Rushville, IL ... & beyond!

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