LOS ANGELES, Calif. – Tan Warren has joined CallisonRTKL’s Los Angeles, California healthcare studio as an associate vice president of business development. Warren will be responsible for actively promoting CallisonRTKL’s healthcare services on the West Coast, as well as maintaining current client relationships. 
With former experience at a construction company and contract furniture company in the healthcare industry, Warren adds expertise and a fresh perspective to the role.
Warren comes to CallisonRTKL from a role as sales director at Tangram Interiors in Santa Fe Springs, California, where she set market strategies and revenue goals.
