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53 companies

LASMO plc

Location not listedUpdated Dec 2002

LASMO plc was an oil and gas exploration and production company. The website is currently for sale and contains no active maritime-related content.

Marathon Oil

Marietta, OH, United StatesUpdated Jan 2010

Marathon Oil Corporation is an exploration and production company focused on oil and gas, recently acquired by ConocoPhillips.

Mariner Energy, Inc.

Houston ,, TX, United StatesUpdated Apr 2005

Mariner Energy, Inc. is an energy company based in Houston, specializing in oil and gas exploration and production.

Nexen, Inc.

Calgary,, Alberta,, CanadaUpdated Feb 2004

Nexen, Inc. is an energy company based in Calgary, Alberta, Canada, primarily engaged in oil and gas exploration and production.

Offshore Technology Conference

Location not listedUpdated Dec 2002

Offshore Technology Conference (OTC) organizes global events focused on offshore energy industry developments, technical knowledge sharing, and innovation recognition.

Paradigm Geophysical

Houston,, Texas, United StatesUpdated Mar 2007

Paradigm™ provides enterprise software solutions for the global oil and natural gas exploration and production industry.

Petroleum Technology Transfer

Houston, TX, United StatesUpdated Dec 2003
Training

Petroleum Technology Transfer Council (PTTC) is a non-profit organization that facilitates the transfer of exploration and production technologies to domestic oil and natural gas producers through workshops, training, and industry collaboration.

Petromet Resources Ltd.

Location not listedUpdated Dec 2002

Petromet Resources Ltd. is a Canadian oil and gas exploration and production company focused on developing energy resources.

Petsec Energy

Location not listedUpdated Dec 2002

Petsec Energy is an independent oil and gas exploration and production company primarily operating in offshore fields.

Pinnacle Energy Limited

Guildford, Sheepscombe, Gloucs., United KingdomUpdated May 2016

Pinnacle Energy Ltd is an exploration and production consultancy offering services in surface and subsurface evaluation, calculation tools, and support throughout the oil and gas lifecycle from exploration to decommissioning.

Range Resources

Location not listedUpdated Dec 2002

Range Resources Corporation is a natural gas company focused on exploration and production, with operations including ambient air monitoring and sustainability initiatives.

Ranger Oil Ltd.

Location not listedUpdated Dec 2002

Ranger Oil Ltd. is an independent oil and gas exploration and production company based in Canada.

Rigzone

Houston, TX, United StatesUpdated Nov 2002

Gateway to the oil and gas industry - rigzone.com is the upstream drilling - exploration portal.

Smith International (Corporate Headquarters)

Houston,, Texas, United StatesUpdated Oct 2007

Smith International, Inc. is a leading worldwide supplier of premium products and services to the oil and gas exploration and production industry, petrochemical industry, and other industrial markets.

Talisman Energy

Location not listedUpdated Dec 2002

Talisman Energy is an energy company primarily involved in oil and gas exploration and production.

Tengasco

Location not listedUpdated Dec 2002

Tengasco is an energy company primarily engaged in natural gas exploration and production.

The ARC Group LLC

Location not listedUpdated Dec 2002

The ARC Group LLC is an Austin, Texas-based independent firm providing advisory services and technical project support to the upstream domestic and international energy industry, specializing in integrated geoscientific and engineering analyses for exploration and production optimization.

Tidewater Inc. (Head Office)

New Orleans, LA, United StatesUpdated May 2026

Marine transportation and logistics support services ofr the offshore oil and gas exploration and production industry,

Tidewater Marine North Sea Ltd

United KingdomUpdated May 2026

Tidewater Marine North Sea Ltd is a leading provider of offshore service vessels to the global energy industry, operating a large and modern fleet with over 60 years of experience supporting offshore energy exploration and production worldwide.