C.A.T. Oil AG Announces Board Changes

Petro Welt Technologies AG, formerly Cat Oil AG, is an Austria-based provider of oil-field services. The Company provides well services for new, as well as existing oil and gas formations with focus on Russia and the Commonwealth of Independent States (CIS). Its service portfolio comprises hydraulic fracturing, multi-stage fracturing, remedial cementing, drilling, sidetracking and integrated project management. The Company also leases equipment and spare parts and operates through numerous subsidiaries, including KATKOneft, KATOBNEFT, KAToil-Drilling, Petro Welt Technologies AG GEODATA GmbH, Petro Welt Technologies AG Leasing, Trican Well Service Kazakhstan Ltd and Petro Welt Technologies AG Trading House.