PML Exploration Services - Petroleum exploration mud logging and geological data recording services. Running Horse Resources Inc. - Provides well site geologists for mud logging, sample and core collection and supervision of horizontal drilling. Based in Calgary, Alberta. Drill-Lab Ltd. - Mudlogging equipment and services. Operating in Europe. Geoservices - Provides mud logging, well testing, DST and reservoir evaluation, early production facilities and well data acquisition. Stratagraph Inc. - Complete mud logging and pressure detection services. Domestic and international work. Gulf Coast emphasis. Automated Mudlogging Systems - Mudlogging services or providing automated equipment operated by your staff. Also providing geologic and engineering well-site supervision and consulting. The Mudlogging Company, Inc. - Equipment manufacturing and field service personnel for computerized mud logging with real time data transmission. PetroServices - Mud logging services, equipment, and field personnel for Europe, Middle East and Russia. Horizon Well Logging, Inc. - Provides mudlogging, wellsite geology, rig instrumentation, and H2S safety.