SCHRADERGROUP architecture LLC (SGA) is a full-service architectural firm offering planning, programming and architectural design services for a wide variety of project types, with specific expertise in the areas of academic and public safety facility design. Founded in 2004 and providing services from offices in Philadelphia and Harrisburg, SGA is recognized both locally and nationally for design that offers the highest degree of service to the user, responds to and respects both the built and natural environment and demonstrates inspired aesthetics.