Family Owned.
Committed to Quality.
Committed to You.
G.A.P. Roofing, Inc. has been manufacturing quality roofing and waterproofing products for over 30 years. G.A.P. Roofing, Inc. relies on decades of successfully manufacturing roofing and waterproofing materials to deliver quality products with an unwavering focus on a customized customer experience. Our family values, private ownership and long-term relationships allow us to provide a personalized business experience.
Our foundation was built on our Asphalt Saturated Organic Felts, but our growth is due to an extensive catalog of roofing products, including the G.A.P. WaterGuard™️ Self-Adhered Product Line which features SBS modified bitumen roof underlayments and base and cap sheets.
Our History
FPO- G.A.P. Roofing, Inc. has been manufacturing quality roofing and waterproofing products
for over 30 years. We rely on decades of successfully manufacturing roofing and waterproofing
materials to deliver quality products with an unwavering focus on a customized customer experience.
Our family values, private ownership, and long-term relationships allow us to provide
a personalized business experience.
First G.A.P. plant opened by Glen Passmore in Pryor, OK with 5 employees and 1 machine. Building and equipment expansion, and the incorporation of product lines 3 and 5 followed shortly after.
G.A.P. of McGregor, TX is started and product
lines 4 and 6 are incorporated. A Year later,
the G.A.P. Roofing Paper Mill is built.
Our California branch, GMC Roofing, opens in Shafter, CA
G.A.P.'s Florida location in Jasper, and product line 7 is incorporated.
Start-up new SBS bitumen modified Line 2. Soon after, the new SA Rain & Ice” Material is innovated.
2020 marked three decades of manufacturing roofing materials. Today, G.A.P. staffs 75 employees, owns and operates 8 machines, and is #1 in total US Capacity (felt).
G.A.P. remains focused on producing the best quality roofing materials and providing the best-in-class customer experience.