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Donald Engineering Co is a Grand Rapids, MI-based company in the Manufacturing sector.
Trans Marine Propulsion Systems is a Seattle, WA-based company in the Manufacturing sector.
Donelson Corporation is a Peoria, IL-based company in the Manufacturing sector.
Circle Cutting is a Rockford, IL-based company in the Manufacturing sector.
The principal divisions of the company are Industry, Energy, Healthcare, and Infrastructure & Cities, which represent the main activities of the company.