land surveying services; aerial surveying services; engineering surveying; engineering design; land surveying; topographic surveying; construction drafting; geological surveying; hydrographic surveying; engineering consultancy; engineering project management services; mapping; technical surveying; engineering drawing services; oilfield surveying; aerial surveying; marine surveying services; surveying and engineering services; land title survey services

providing business management information in the field of strategic planning; providing online business information in the field of vehicle fleet management; statistical analysis and reporting

excavation in construction sites, other than for archaeology; civil engineering underwater construction services; mining drilling; underwater dredging; offshore drilling services; repair and maintenance of mining, earth moving, road making, agricultural and farming equipment; maintenance and repair of mining, earth moving, road making, agricultural and farming equipment; excavation services for construction sites, other than for archaeology; excavating services for verifying the location of utility lines; underwater construction; providing information relating to the repair of land vehicles; excavation of ruins, other than for research; on site construction project management relating to the construction of buildings; construction consultancy; providing information relating to the rental of mining machines and apparatus; excavation services for verifying the location of utility lines; installation, maintenance and repair of electronic data processing apparatus