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  • Developmental Industries, Inc.
    Developmental Industries, Inc.
    1-888-343-0456
    5676 Progress Street, L2E 6X8  Niagara Falls

    Developmental Industries, Inc. , or D.I. for short, was founded in 1989. For over 20 years, D.I. Roof Seamers has been providing quality roof seaming tools all over the United States and to date, is recognized as the largest dedicated Roof Seamer Manufacturer in the world! Learn more about what we …