Robi4 Architecture & Planning Inc is a firm specializing in architecture, design, and planning. It was founded in 1999 by Michael D. Robinson and Carolyn D. Robinson in Memphis, Tennessee, to meet the demands of growing clientele in both the public and private sectors. In 2014, the firm expanded its operations to San Diego, California, where it continues to build on its founding mission and design philosophy: preserving the past and building the future through enduring designs and relationships.