RHJ Associates, P.C. is a full service architecture, planning and design firm with offices in King of Prussia, Pennsylvania and Wilmington, Delaware. Established in 1977, the firm provides comprehensive design services for clients in the commercial, institutional and private markets, and has a diverse portfolio of projects including: medical offices, corporate interiors, senior and assisted living facilities, educational facilities, automotive dealerships, car wash facilities, retail and shopping centers, restaurants, fire houses, fitness centers, and private residences.