A network of service
ATS provides field‑proven maintenance and reliability services with a strong local presence across Northern Illinois, Southeast Wisconsin and Northwest Indiana. Technicians live and work in the communities they serve, enabling faster response times, reduced travel, and consistent, locally informed support for manufacturers throughout the region. Our teams offer manufacturing support for the Chicago industrial corridor, including those in Rockford, Aurora, Naperville, Joliet, Waukegan, Kenosha, Milwaukee, and Gary.
For facilities beyond the Greater Chicago Area, ATS deploys skilled technicians wherever they’re needed, ensuring the same reliable service and support you expect—no matter your location.
Tailored maintenance solutions to fit your needs
ATS delivers skilled technicians, proven processes and predictive technologies to support Chicagoland manufacturing operations. With experience across diverse production environments—from food and consumer goods to metal products, aerospace, and medical devices—we provide flexible, scalable maintenance solutions tailored to each facility.
Success stories from industry leaders
With over four decades of maintenance and reliability experience, ATS is trusted across industries to enhance operations and reduce costs. Our customers throughout the Chicago metro area and Milwaukee see measurable results, including reduced unplanned downtime, improved OEE, extended asset life, increased PM compliance, and lower overall maintenance costs.
Discover how our services have successfully transformed operations for manufacturing companies just like yours.
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- Case Study
Rapid Resolution to Machine Failure Saves Weeks of Production
- Industrial Maintenance
- Metal Products
What manufacturers in the Chicago area ask the most
What areas around Chicago and Milwaukee do you serve?
Our Chicago–Milwaukee hub serves facilities throughout the Lake Michigan corridor—from Milwaukee, WI through Chicago, IL and south to Gary, IN. We also serve advanced manufacturing facilities outside this area by deploying skilled technicians as needed, with the same reliable support.
What industries do you support in the greater Chicago area?
ATS works with manufacturers across the greater Chicago area, with deep experience in the region’s core industries—including consumer packaged goods, metal products, power distribution, automotive, and pharmaceutical manufacturing. We also serve a wide range of other industrial sectors. View our Industries section on the website to learn more.
Is 24/7 emergency support available for Chicago-area manufacturers?
Yes. We provide around-the-clock support to help manufacturers address unexpected downtime and critical equipment failures. Our teams are ready to respond quickly and minimize disruption when it matters most.
Can ATS support manufacturers with multiple facilities across the Midwest?
We know manufacturers often have facilities spread across multiple states, including Illinois, Wisconsin, Indiana—as well as beyond. We can support multi-site organizations wherever they operate through standardized maintenance programs, centralized reporting and scalable workforce deployment.
Do you provide on-site maintenance teams for Chicago-area manufacturers?
Yes, we frequently embed maintenance teams directly within our customers’ facilities. This means manufacturers can maintain consistent equipment uptime while benefiting from proven reliability processes, predictive technologies and highly skilled technicians.
What types of equipment can ATS support in Chicago-area facilities?
Our technicians work with a wide range of industrial equipment including automation systems, conveyors, robotics, CNC machines, packaging equipment and process machinery.
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