• Middletown Area Chamber of Commerce

  • Tri-M GROUP, LLC

    • Electrical Contracting
    1050 Industrial Road
    Suite 100
    Middletown, DE 19709
    302.376.0150
    • About

      Fifty year track record serving Fortune 500 companies and major institutions all around the Mid-Atlantic. As a trusted industrial services partner, we support all aspects of power, communication, security and automation for hospitals, universities, and industrial clients. Safety and service are the cornerstones of our culture.

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