RGA is a Southern California architectural design studio offering creative, professional, and highly personalized design services. Our talented and experienced staff provides comprehensive services including architectural design and production, master planning, programming, feasibility studies, and interior design.

Ron Gross founded RGA with a commitment to an interactive design approach including collaboration with our clients to produce creative, functional and efficient project solutions that that maximize Client values and reinforce Client image. We are recognized for our commitment to long-term relationships based on the trust we earn through unexcelled performance.

Our award winning portfolio of projects includes Office, Institutional, Residential, Hospitality, Senior Living, Retail, Education and Zoological Exhibit Design projects throughout Southern California and the Southwest.