Earth Tech is a global provider of consulting, engineering and  construction services for the transportation, water/wastewater,  facilities and environmental markets. Serving commercial,  industrial and government clients worldwide, the company employs  8,500 people in over 130 offices in 17 countries. As part of  Tyco Engineered Products and Services, Earth Tech combines its  technical expertise with the resources of other Tyco businesses  to provide turnkey project solutions, including financing, for  its clients around the world. Earth Tech is headquartered in  Long Beach, California.