Architectural Products


Griesenbeck Architectural Products, Inc. (GAP) has been providing products to the commercial construction industry since 1966.

We are a value-added distributor and installer of products that support the following categories: Daylighting, Open Space Design, and Division 10 Specialties.

Our unique cradle-to-grave approach allows us to provide services to support Design Assist, Build+Install, Maintenance+Repair.


  • Design Assist

  • Build + Install

  • Maintenance + Repair

Manufacturer's Representative


Griesenbeck Sales Group is a Southeast Texas-based manufacturers’ representative focused on the design, sales, and support of Elite architecturally-specified building products.

Our 50+ years of experience and unique sales approach allows us to see our market through two lenses. Our objective is to deliver product solutions that meet architects’ design demands while also targeting contractors' performance needs. Let us show you the difference on your next project!