The company's principal activity is to provide drilling and related services. the company provides these services in four principal markets: water resources, mineral exploration, geoconstruction services and energy services and production. water resources include hydrological studies and related engineering services, water well design and drilling, pump sales, installation, repair and maintenance. mineral exploration drilling helps to identify, define and develops mineral deposits. geoconstruction services are used to modify weak and unstable soils, decrease water flow in bedrock and provide support and groundwater control for excavation. energy operations offer drilling services to the shallow, unconventional oil and gas market, conventional oil field fishing services, coil tubing fishing services. water resources accounted for 55% of 2002 revenues; Mineral exploration, 18%; Geoconstruction services, 9%; Energy services, 9%; Products and othe