Exspan Petrogas Intranusa (EPI) is an Indonesian integrated oilfield services company, fully owned by Medco Energi International Tbk., a reputable public-owned national energy company in Indonesia. As an established company since October 1997, EPI provides wide range of services which are: Electrical Wireline Logging, Well Services, Electronic Data Processing includes Seismic Data Processing, and other specific Oil and Gas services.