Sean O'Connor Associates Lighting Consultants has opened an office in Los Angeles, which will give the firm greater access to the West Coast design community. Additionally, this will allow O'Connor to contribute to the energy-code writing bodies in California. The Philadelphia office will remain open with Kathryn Toth in charge. O'Connor will run the Los Angeles office, which is located at 8820 Wilshire Boulevard, Suite 320, Beverly Hills, CA 90211. The telephone number there is (310) 659-5900.