Patrick Callahan

As co-founder of Studio GC, Pat has more than three decades of experience and expertise in public architecture. Leading a diverse group of design professionals across the studio’s range of projects, Pat is deeply passionate about client collaboration, steering Studio GC’s commitment to building lasting relationships. With a focus on long-term design sustainability, Pat pushes the boundaries of modern design technology to continually improve and evolve the quality of Studio GC’s work.

Professional Affiliations

American Institute of Architects

Accredited Learning Environment Planner

LEED Accredited Professional

IASBO Service Associate

Illinois Association of Park Districts

National Council of Architectural Registration Boards

US Green Building Council

Studio GC Team Photo Pat L Sorange