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GSM Roofing

Horst provided the initial master planning for the renovation project that provided a more efficient use of office space.  Excellent schedule management was required to ensure that GSM Roofing remained operational throughout the renovation project with minimal disruption to the staff.


  • A new office design and the demolition of a vault provided for a more efficient use of space
  • Underutilized garage/storage space was re-purposed into 8 new offices, IT server room, and file area
  • Board Room
  • Kitchen/Lunch Room
  • Installation of exterior door to provide access to the green roof supplied by GSM Roofing
  • Lobby renovations included the installation of a new secure entry, sitting area, and wall system to showcase products and awards
Project Details

Owner: GSM Roofing
Location: Ephrata, PA
Architect: Tono Architects

Project Type: Renovation
Project Size: 14,400 square feet
Project Delivery Method: Design-Build


  • Master Planning
  • Preconstruction


  • ABC Keystone Excellence in Construction - Award of Excellence