Leading the way in environmental infrastructure maintenance

National Industrial Maintenance has been providing superior service to the Chicagoland area for over 25 years. As one of the Carylon companies, we have the resources and expertise to successfully complete even the most demanding projects safely, on time, and on budget.

Browse below to see some examples of our past performance.

Pacific Northwest Tank Seal Inspections

  • Tank Cleaning

National set out on a month-long project to conduct in-service seal inspections on above ground storage tanks for a refiner. This project took a seven-man crew from East Chicago, Indiana to Davenport, Iowa. After completing two seal inspections at the Davenport location, the National team traversed west, across the mountains, to Settle, Washington. While in Seattle, the team completed four seal inspections before heading to Portland, Oregon for the final leg of the project. Unfortunately, the above ground storage tanks were not ready for inspection in Portland. Therefore, National’s team began the arduous task of driving back to East Chicago, Indiana. […]

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St. Joseph’s Power Plant Maintenance

  • Hydro Excavation

NIM has proven to be a one-stop-shop for most customers. After months of cleaning frac tanks heat exchangers, water tanks, vac services, and general plant maintenance NIM has been given the chance to flex their hydro-excavation muscles by line locating, potholing, and trenching. This customer is upgrading their facility by adding extra ground wire throughout the facility. […]

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