Stefano Trevisani

Drillmec SpA designs, manufactures, and distributes drilling and workover rigs. The firms services include customized rigs, drilling system upgrade, rig inspection and refurbishment, and global service facilities. It also offers oil and gas, water well drilling, geothermal solutions, and oil and gas equipment and water equipment. The company is headquartered in Gariga di Podenzano, Italy.

Soilmec SpA designs, manufactures, and markets drilling machinery. It offers piling rigs, cranes, microdrilling, attachment rigs, ancillaries, and microdrilling. The company was founded by Davide Trevisani in 1969 and is headquartered in Cesena, Italy.

Petreven SpA provides hydraulic drilling services. It performs standard work overs of production wells, such as replacement of down-hole pumps, rinsing of sand plugs across perforations, removal of scale or wax deposits, and repairs of disposal wells and cementation operations. The company was founded in 1998 and is headquartered in Cesena, Italy.

Trevi SpA develops and distributes consumer electronics. Its products include portable DVD, digital camera, speakers, and stereo receivers. The company was founded by Davide Trevisani in 1975 and is headquartered in Cesena, Italy.