Castle Rock Risk Service LLC

Founded in 1990, B. Thayer Associates (BTA) offers a wide range of services and resources. Some of the services offered by the company are architecture, civil and structural engineering, traffic engineering, landscape architecture and planning. It has the expertise to design and build urban environments. The company serves various customers', including Metropolitan Transportation Authority, New York Power Authority, Westchester County Airport, National Park Service and Cornell University among others. In 2005, B. Thayer Associates acquired the Long Island Survey Services of Stantec.

Alpine Ocean Seismic Survey provides geophysical, geotechnical, oceanographic, hydrographic, geochemical, and environmental services to a wide variety of customers throughout the world. Alpine s clients include government agencies, private and public companies and international organizations that require site hazard surveys, construction of land and sea pipelines and cables, docking facilities for tankers and positioning of drilling and production platforms. It also offers services to organizations engaged in coastal engineering and protection, harbor developments and construction of marine terminals, dams, bridges and roads. Alpine was established in 1957 and maintains its corporate headquarters in Norwood, N.J. It also has a subsidiary in Italy, Alpine Ocean Seismic Survey Italy; an office in Washington, D.C.; and representatives in Brazil, Argentina, West Africa and the Middle East.