OUR STORY

A worker wearing a white hard hat, yellow safety vest, and gloves is inspecting or working on a large metal industrial component or duct, with another worker partially visible in the background.

What began as a one-man effort by owner Tom Gach has grown into a trusted business serving Illinois and surrounding areas. Built on high standards and quality workmanship, TNR Mechanical is known for delivering reliable HVAC and mechanical solutions to commercial and industrial facilities.

We handle everything from furnaces, boilers, air conditioners, rooftop units, control systems, and full mechanical repairs. Every job is completed with a focus on safety, professionalism, and proper execution.

TNR’s team of highly trained, union-affiliated technicians ensures each project is handled with clear communication and genuine customer care.

From one work truck to a trusted team, TNR Mechanical serves Illinois and surrounding areas with quality service built to last.

How we work

Every project is planned thoroughly, coordinated clearly, and executed with professionalism.

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TRUSTED MATERIALS

By prioritizing quality components, we help ensure long-term performance, efficient operation, and lasting durability.

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CLEAR COMMUNICATION

Throughout each project, we keep you informed on progress, explain key details, and ensure your questions are answered.

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SAFETY COMES FIRST

Our team follows strict safety standards and maintains compliance with all applicable codes on every jobsite.

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CONSISTENT RESULTS

Our union-affiliated technicians bring expertise and reliability to every project, delivering consistent, intended results.

At TNR Mechanical, we take responsibility for the work we do and the environments we work in. From HVAC and piping to mechanical equipment, our services support comfort, safety, and reliable day-to-day operations. We approach every project with care and attention to detail.

Our commitment is simple: deliver dependable work, stand behind our recommendations, and complete every job with professionalism and respect. We focus on long-term performance and solutions that keep your equipment running for years to come.

What you can expect from TNR Mechanical:

  • Honest recommendations backed by experience

  • Accountability from planning through completion

  • Respect for facilities and job sites

  • Solutions focused on performance

Our approach is built on trust, responsibility, and pride in a job done right.

OUR commitment

Whether you’re planning a new installation, need service, or are looking for a reliable HVAC and mechanical partner, TNR Mechanical is ready to help.

let’s get to work