MDM Engineering Company Inc

51 Sawmill Rd, Dudley MA, 01571 USA
:(508) 450-8934

  • Master Elite Icon

    GAF Master Elite®

  • Certified Plus Icon

    GAF Certified Plus™

  • Master Elite Icon

    GAF Master Elite®

    GAF entrusts Master Elite® contractors to offer our strongest warranties including the Golden Pledge® Limited Warranty* on qualifying roof systems.

  • Certified Plus Icon

    GAF Certified Plus™

    GAF entrusts Certified Plus™ contractors to offer our System Plus<sup>®</sup> Limited Warranty* and our Silver Pledge™ Limited Warranty* on qualifying roof systems.

  • Solar

    Our innovative nailable solar shingle roof systems are backed by our Timberline Solar™ Shingle and Accessory Limited Warranty.

  • Solar

    Our innovative nailable solar shingle roof systems are backed by our Timberline Solar™ Shingle and Accessory Limited Warranty.

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