Perez Brothers Transport, 6521 Southside Dr, Los Angeles, CA 90022, US

Established in 1987, KOA Corporation provides planning and engineering consulting services to public and private sector clients. The firm specializes in traffic engineering, transportation planning, and street and roadway design, with nearly 80 employees. The company s professional staff of registered civil and traffic engineers are located throughout Southern California with offices in Monterey Park, San Bernardino, San Diego and Tustin, Calif. KOA Corporation has been involved in many of the largest public works and transit planning projects in Southern California. Specific areas of knowledge include traffic signal design, traffic signal timing, signing and striping design, street lighting design, work site traffic control design, intelligent transportation systems studies and design, street and highway design, transportation planning, circulation and parking studies, traffic impact analysis, rail transit studies, bikeway design and planning, geographic information systems, pedestrian studies and neighborhood traffic calming. KOA Corporation has a location in Monterey Park, Calif.