Associated Technical Services, the water conservation specialists

With over 300 years of combined experience, ATS has been the leader in infrastructure services since introducing the first leak noise correlator to the water industry in 1979, and has provided services across 20 states.

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Leak location & utility location services

Operating in the Chicagoland Tri-state area, including Illinois, Wisconsin, Indiana and Michigan, we’ve become a leader in Leak Location Surveys, Utility Location Services, Equipment Sales, and Training.


ATS proudly introduces new professional services with our commitment to accuracy and quality. Count on us for prompt service, whether for one area or your entire system, at competitive rates.

Unparalleled success

  • Unsurpassed results and documented 96% accuracy since 1979
  • Fast response 24 hours a day / 365 days a year
  • Full range of services available throughout the USA
  • Utilizing FCS, Sewerin, and Palmer Leak Correlator Systems

Memberships & parternships

Blue ASTERRA logo text on a white background
Orange circular logo reading “Water Buffalo” with a buffalo silhouette and curved white text.
Black lowercase "o" with a red oval ring on a white background
Blue water droplet logo with three light blue diagonal bars on a white background

WHO WE WORK WITH

The company we keep

Abbott Laboratories | American Airlines | Commonwealth Edison | Exxon Corp | Field Museum | Ford Motor Company | General Electric | General Mills | Hyatt Hotels | Kemper Lakes Golf Course | Kraft Foods | McDonald’s Corp | Midway Airport | Nabisco | Northwestern University | O’Hare International Airport | Pepsi | Pfizer | Purdue University | Quaker Oats | Shell Oil | State Farm Insurance | Union Pacific Railroad | US Postal Service | US Army, Air Force & Navy |Von Maur | Wrigley Field

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