Our Results Set Us Apart

ACL Laboratories is a community-based testing laboratory trusted by providers for convenience, timeliness, and accuracy of results. Our accredited medical technologists and pathologists follow best-in-class laboratory protocols to provide analysis you can depend on. Because results matter. And ours set us apart.

ACL Advantages

  • One of the top 10 largest health care system laboratories in the US
  • Provides services to 27 Hospitals; 2 Central Laboratories; 110+ Clinic settings & 60 Patient Service Centers (PSC)
  • 2,700 Team Members
  • 90 Pathologists; Midwest Diagnostic Pathology (IL) and Great Lakes Pathologists (WI)
  • 26M laboratory tests performed annually
  • 5,000+ Outreach Physician accounts outside of our systems
  • Couriers: 80+ vehicles, > 3.6 million miles annually
  • 24/7 Client Services


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A Tradition You Can Trust

ACL Laboratories is a part of Advocate Aurora Health, one of the largest, most trusted health care systems in the Midwest.

ACL is able to draw on the resources of Advocate Aurora Health, which uniquely positions us to provide superior service on a wide range of clinical, anatomic pathology, and analytical testing, including molecular diagnostics and more.

We offer 24-hour turnaround on most routine lab tests, including specialty tests.

ACL is accredited by the College of American Pathologists and is certified in accordance with the Clinical Laboratories Improvement Act (CLIA). Its staff includes board-certified pathologists, PhD chemists and microbiologists, registered medical technologists/technicians, cytotechnologists, histotechnicians and specialists in information technology.

ACL News & Updates

10-26-2021 : Important AnnouncementsTest Bulletins

ACL Updates Gastrointestinal Pathogen Panel

Effective immediately, ACL Laboratories has changed the test methodology for the Gastrointestinal Pathogen Panel (Test Order Code LAB9037). There has …View full report...

10-04-2021 : Important AnnouncementsTest Bulletins

High Sensitivity Troponin Implementation FAQ

ACL Laboratories will be replacing the current Troponin assay with a high sensitivity Troponin assay, on Thursday, October 21, 2021. …View full report...

10-04-2021 : Important AnnouncementsTest Bulletins

ACL Offers High Sensitivity Troponin

Effective Thursday, October 21, 2021, ACL Laboratories will replace the current ultrasensitive Troponin I (TROPI) on the Siemens Vista and …View full report...