MAIN OFFICE - 4257 Third Ave San Diego, California 92103, USA La Cresta Communications, Inc. headquartered in San Diego, California, maintains a representative network that truly spans the globe. Our representative companies allow us to easily penetrate foreign markets, having access to local business contacts and information. We have representatives in the following countries around the world: AFRICA EUROPE MIDDLE EAST & ASIA Nigeria Russia   DR Congo Ukraine Jordan Tanzania Poland Bangladesh Kenya Romania Iraq   Serbia     Bosnia & Herzegovina