Certification & Affiliations

Greenwood Industries commitment to excellence manifests itself in many forms, including support of and active participation in numerous federal, local government, and industry-related organizations.

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Sheet Membrane

Single Ply Sheet membranes provide the flexibility to FA, MA, or loose lay to meet the needs of a project.

Client Testimonials

"You consistently strive for first-rate workmanship and superior customer service, and uphold Firestone’s high commercial roofing standards. We are pleased to call Greenwood Industries, Inc. a Master Contractor and look forward to continuing our strong partnership for many years to come."

Time Dunn, Firestone Building Products