Odonoghue Construction, 65 Great Rd, Acton, MA 01720, US

The underground testing experts at GeoTesting Express can help prevent structural problems on every kind of construction project from tunnels, bridges and offshore-oil rigs to skyscrapers and landfills. The company does this by testing what s used beneath the surface, including soil, rock, geosynthetics and other geo-materials. GeoTesting Express offers worldwide service and maintains a license with the United States Department of Agriculture in order for the company to accept its clients soil samples, regardless of where they originate. In addition, GeoTesting s sister company, Geocomp Products, manufactures, sells and supports remote-monitoring systems that provide Web-based access to geotechnical instruments used for real-time monitoring of ground performance at construction sites worldwide. The comapny also manufactures automated soil-testing systems used at government, industrial and university research labs. GeoTesting Express is based in Boxborough, Mass.