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      Contact Info

      Phones:

      Main - 269-323-2495

      Fax - 269-323-0630

      ExtraTollFree - 800-374-0234

      Extra - 269-323-8274

      Address:
      6400 Corporate Ave Portage, MI 49002
      Links:

      http://colonialengineering.com

      https://colonialengineering.com/contact-us

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      Category
      Professional Engineers
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      Data provided by one or more of the following: Thryv, Data Axle, Yext.