Alliance Mechanical Services has a fleet of technicians providing service, maintenance, and installations throughout the Chicagoland area




At Alliance Mechanical Services we offer expert service, installation, and maintenance for all your commercial and industrial HVAC equipment. Optimizing your heating and cooling systems to function at their best.




Expert experience in providing service, maintenance, and installation for everything from walk-in coolers and freezers to process chillers, cold rooms or anything in-between is what makes Alliance Mechanical Services a preferred choice by many.




Alliance Mechanical Services is dedicated to maintaining, servicing, and installing, a single oven to an entire cooking line-up.

The Alliance Commitment



Our service fleet responds to your emergency with one call - 24 hours a day, 7 days a week. Our maintenance, service and installation technicians perform with maximum efficiency and cause minimal interruption and inconvenience to your business. Together we form an alliance dedicated to efficiency and keeping your organization running smoothly.

Our Commitment to our customers:

  • To always ask and listen to your needs and concerns
  • To keep all channels of communication open
  • Strive for lasting relationships through mutual trust & respect
  • To always deliver on our promises
  • Offer fair and competitive pricing
  • Recognize that our customers are our company’s lifeblood

Our Partners and Associations

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