About ATI

Assurance Technologies, Inc. is a Manufacturer, Distributor, Calibration Source and Service Provider specializing in the Quality Industry. Our company has been in business, in the Chicago area since 1955. We are the third owners and have owned it since 1996. Our goal from day one, has been to provide the highest quality service possible to our customers as well as being a one stop shop for all Quality needs.

ATI’s Accredited Lab, headquartered in Bartlett Illinois, provides Calibration Services, Repair Services, Dimensional Inspection Services and Testing Services. ATI’s Service Department & Calibration Lab personnel follow a strict training regimen with a documented continued education program ensuring they possess the most up to date knowledge of metrology equipment and new technologies offered in the marketplace today.


ATI's Mission Statement

  • To identify and satisfy customer needs in the markets we serve.
  • To manufacture and distribute all of our products and services to the highest quality level possible.
  • To gain customer respect through prompt service, improved capabilities and the solving of customer problems.
  • To learn from our mistakes, continuously improve and strive for greater quality.
  • To work with employees, customers, and suppliers using the utmost integrity to build a relationship based on trust and sincerity.