A veteran owned-and-operated business.
Your Local Experts

Expert Mechanical, Electrical & HVAC Solutions

Trusted by families and businesses alike, from repairs to fresh installations, we cover it all.

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HVAC   •   Electrical   •   Mechanical  •   Plumbing

What services do we offer?

Electrical
Tri-County’s Electrical Division provides large, complex electrical systems including power distribution, lighting and controls, security, and voice and data for small and large commercial, institutional, industrial, and residential.
Mechanical / HVAC
Tri-County specializes in the fabrication and installation of heating, air-conditioning and ventilation for all types of HVAC systems.
Plumbing
Tri-County’s specializes in diverse range of complex plumbing systems for small and large commercial, institutional, industrial, and residential including boilers systems
Industrial
Tri-County’s Industrial Division highly trained personnel are qualified to perform welding requirements on structural steel and industrial piping for both carbon and stainless steel materials.

Step by step process

1
Reach Out
Contact us via phone or our online form.
2
Assessment
We'll evaluate your needs and provide expert advice, and offer an estimate.
3
Expert Service
Fast, reputable and reliable service every time.
Metrics

We're great at what we do

20+
Years in business
We have been proudly serving local areas for over two decades
24/7
Emergency service
Find out more about our emergency service here
2500
Successful jobs
We're precise and reliable in installing and repairing HVAC systems, electrical and water systems.

Customer love

We have an average customer rating of 4.97/5
"The service I received from this company was great. They were quick to respond to my inquiry and provided accurate information. The technicians arrived on time and completed the job efficiently. I'm satisfied with their work and would hire them again in the future."
Shannon B.
TrustBurn
"The service provided was top-notch! 🌟 Efficient, reliable, and professional. Highly recommended for all mechanical and electrical needs."
Customer
TrustBurn
"I had a positive experience with the company. The team was very professional and completed the project on time. I'm happy with the results and would consider hiring them again for future projects."
Heather G.
TrustBurn
The Best in Montana

List of locations we serve

Helena
Butte
Great Falls
Location 4
Location 5
Location 6
And many more surrounding towns in Montana.
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Get in touch with Tri-County

Let's tackle your mechanical, electrical and plumbing needs together.
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Electrical Projects
Plumbing Services
Industrial Jobs
Mechanical & HVAC Services
The best in Montana

Call Us Today