Oil
| A-55 Clean Fuels - committed to the idea that environmental technologies must be affordable if they are to produce widespread environmental benefits. | |
| Abraxas Petroleum Corporation - integrated energy company that acquires producing properties, explores for and produces crude oil and natural gas. | |
| Abu Dhabi National Oil Company (ADNOC) - exploration, processing, construction, and exports in the oil and gas industry. | |
| Akzo Nobel Catalysts - supplies catalysts, technologies and related services to the oil refining and petrochemical industries. | |
| Alliance Engineering Inc. - providing engineering and project services to support energy companies in the safe and efficient development and transmission of oil and gas resources. | |
| Amerada Hess Corporation | |
| American International Industries - investment company with holdings in industry, finance, real estate, media/communication, and oil & gas. | |
| Apache Corporation | |
| API - energy, oil trading, refinery, petroleum engineering, gasoline distribution. | |
| ARCO Gas - provides station locator, online application for fleet and pre-paid gas cards, and more. | |
| Ashland, Inc. | |
| ASTRA - energy company and the fifth largest private oil and gas producer in Argentina. | |
| Austvik Ole Gunnar Energy | |
| Baker Hughes Incorporated | |
| Benton Oil and Gas Company | |
| Benz Energy Ltd. - oil and gas exploration and production company that assembles and develops properties located onshore along the coast of the Gulf of Mexico. | |
| Berry Petroleum Company | |
| Biodiesel Development Corporation - committed to advancing the technology and principles needed to establish biodiesel as a practical and affordable alternative fuel. | |
| BJ Services Company | |
| Black Bart Data Company - provides information on owners of oil and gas properties, including royalty, override, and working interests. | |
| Black Hills Corporation | |
| Blue Dolphin Energy Company | |
| Burlington Resources, Inc. | |
| Callon Petroleum Company - exploration, development, acquisition and operation of oil and gas properties. Primary focus is the Gulf Coast region of the United States. | |
| Caltex Petroleum Corporation | |
| Caltex SPIC | |
| CanWest Gas Supply Inc. - a gas market aggregator offering a range of services, marketing gas to downstream markets in Canada and the United States. | |
| Carolina International Sales Co. - a petrochemical firm specializing in distribution, import/export, manufacturing, reclamation and environmental management. | |
| Carroll Independent Fuel - providing fuel for industrial, commercial, and residential customers. | |
| Castrol UK - Engine Oil and Lubricants . Find Engine Oil and Lubricants with Castrol UK. Your source for Car and Motorcycle Engine products and information. | |
| Central Petroleum Company - offers a wide range of specialty oils. | |
| Cherrington Corporation - originators of horizontal directional drilling (HDD). | |
| Chesapeake Energy Corporation | |
| Cheyenne Services Inc. - an oil field service company serving the petroleum industry and specializing in running and inspecting oilfield tubulars. | |
| Chevron Corporation | |
| CITGO Petroleum Corp. | |
| Clean Fuels - providing decontamination, maintenance and compliance/certification services for fuel storage tanks. | |
| Cleansorb Limited - manufacturing an acidizing chemical which improves the extraction rate of oil and gas wells. | |
| Conoco Jet - petrol station/Jiffy Convenience Store, with approximately 800 outlets across the country. | |
| Coral Energy - resource for energy planning professionals. Price quotes, energy news stories, proprietary analysis and more. | |
| Credo Petroleum Corporation - explores for, purchases, develops, produces, and sells crude oil and natural gas. | |
| Cross Timbers Oil Company - oil and natural gas producers. | |
| Delta Seaboard Well Service, Inc - performing plug, abandonment and workover services in Southeast Texas, Louisiana, Mississippi and Alabama. | |
| Denbury Resources Inc. - oil and gas exploration, acquisition, development, and production company. | |
| Devon Energy Corporation | |
| Double Eagle Petroleum and Mining Company - acquires, drills, develops, and operates oil and gas properties. | |
| Eastern Enterprises | |
| Ecopetrol - national oil company. | |
| Edge Petroleum Corporation - independent energy company focusing on natural gas exploration by applying advanced 3-D seismic data integration and visualization techniques. | |
| eLynx Technologies - provides real-time data collection, production reporting, trending, monitoring, and control for the oil and gas industry. | |
| Empire Energy Corporation | |
| Energen Corporation | |
| Energy Spring, The - retail energy marketing company serving the southeastern United States, specializing in natural gas, propane and fuel oil. | |
| Environmental BioTechnologies, Inc. - providing services for the petroleum industry including bioremediation, prospecting and enhanced oil waste recovery using microbial processes. | |
| Equilon, Motiva, Equiva Trading, Equiva Services - alliance companies that refine and market Shell and Texaco products, and manage the companies' transportation, distribution, and trading businesses in the US. | |
| Equity Oil Company | |
| Fletcher Challenge Ltd. - international company with operations in building, energy, forests, and paper. | |
| Fluenta - non-intrusive flow measurement systems for the petroleum and petrochemical industry, such as multiphase metering, sand monitoring, pig detection, flare gas metering. | |
| Forest Oil Corporation | |
| Fox Energy Corporation | |
| Fuel Oil - features industry related news, chats, and event listings. | |
| Fuelman of Michigan - nationwide commercial fueling network of thousands of convenient fueling locations linked by an electronic purchasing, management, and reporting system. | |
| Futura Petroleum - markets and distributes fuels low in benzene, sulpher and aromatic molecules. | |
| GeoDiamond | |
| GeoSupply Co. - provides sourcing, purchasing, forwarding and financing services to international oil companies. In English and Spanish. | |
| Getty Petroleum Marketing, Inc. - marketers and distributors of petroleum products. | |
| Giant Industries Inc. - oil and gas refiner and distributor, with gas stations throughout the Southwestern US. | |
| Gleaner Oil & Gas - distributes oil and LP gas products to commercial and residential customers in Scotland. | |
| Global Energy Company Ltd. - provides geological and energy advisory services. | |
| Global Petroleum Corp. | |
| Helmerich & Payne, Inc. - services includes contract drilling, oil and gas exploration, and production company. | |
| Hi-Lo Flare Systems and Services (UK) Ltd. - specializes in environmental friendly gas flaring and landfill, petrochemical, oil and mine field degassing. | |
| Holly Corporation - is engaged, through its affiliates (Navajo Refining Company and Montana Refining Company), in the refining, transportation, terminalling and marketing of petroleum products. | |
| Home-Stake Oil & Gas Company - independent oil and gas production, exploration, drilling, interested in acquisition of producing properties. | |
| Hunting PLC | |
| Hyundai Oil Bank - supplier of various types of petroleum products in Asia. | |
| IBP Co. Limited - petroleum, industrial explosives, and cryogenic engineering. | |
| Imperial Oil Limited | |
| IndigoPool.com | |
| International Fuel Technologies - produces proprietary fuels using a precombustion treatment system. | |
| Ira D. Conklin & Sons, Inc. | |
| ISL - services, training, and products concerning automatic petroleum testing laboratory analysers. | |
| Japan Energy Corp - integrated energy supplier, with petroleum operations extending from exploration and development to refining and marketing. | |
| JP Oil Company, Inc. - independent oil and gas producer with properties throughout North America. | |
| Key Energy Services, Inc. | |
| Koch Refining Company - producers of petroleum products in Minnesota and Wisconsin. | |
| Kuwait National Petroleum Company | |
| Lakehead Pipe Line Partners, L.P. | |
| Langham Oil Conferences - specialist in organising conferences for the oil industry. | |
| Lasmo PLC | |
| Lease Marketing, Inc. - marketing services for oil and gas leases and properties, secures new leases for mineral owners and markets royalties. | |
| Lennart Hojer AB - manufacturer of fuel additives. | |
| Louisiana Mid-Continent Oil and Gas Association - historical, statistical, environmental and legislative information about oil and gas in Louisiana and the Gulf of Mexico. | |
| Lyondell Petrochemical Company | |
| Marathon Oil Company | |
| Mayco WellChem, Inc. - manufacturing polymer additives and systems for petroleum drilling, workovers and completions. | |
| Mesquite Oil Tools, Inc. - oilfield service company. | |
| Midcoast Energy Resources | |
| Mitchell Energy and Development Corp. | |
| MK Tech Solutions, Inc. - provides services for in situ and ex situ waste remediation, as well as thermally enhanced oil and miscible oil recovery. | |
| Montello, Inc. - provides mud system additives to combat problems in drilling wells, and chemicals as rheology modifiers, surfactants, and emulsifiers in food and industrial applications. | |
| Multi-Fluid - manufacturers of high accuracy microwave based meters for measuring multiphase flow and water cut for the petroleum industry. | |
| NetworkOil.com - features petroleum services and new/used equipment. | |
| Newfield Exploration Company - explores, develops and acquires oil and gas properties principally in the Gulf of Mexico. | |
| Newpark Resources, Inc. | |
| NOPEC Corporation - manufactures methyl-ester based products, including Biodiesel and industrial solvents. | |
| North Coast Energy, Inc. | |
| Nuevo Energy Company | |
| Occidental Petroleum | |
| Ocean Energy, Inc. | |
| Oil & Gas Electronic Directory - Oil & Gas products and services in the petroleum and chemical industry, view Russian and Chinese brochures to assist engineers and geoscientists in frontier exploration and production | |
| Oil & Natural Gas Corporation Ltd. (ONGC) - engaged in hydrocarbon exploration and production and offers related R&D services. | |
| Oil India Limited - engaged in exploration, production, and transportation of crude oil and natural gas resources. | |
| Oil Price Information Service (OPIS) - news and prices for petroleum products, feedstocks, naphtha, petrochemicals, pipeline rates, transportation, truckstop guides, natural gas, gas liquids, and jet fuel. | |
| Olis - gas station chain throughout Iceland (in Icelandic). | |
| OPET Petroleum A.S. - distributor of fuel, manufacturer of automotive lubricants, industrial greases, and car care products (in English and Turkish). | |
| OSCA Inc. | |
| Pacific Pride Fuel Network - membership club offering offering petroleum and lubricants to commercial vehicles at over 1,000 stations in the US and Canada. | |
| Parker Drilling Company - provides land contract drilling services to firms in the oil and gas industry. | |
| pennNET - focusing on developing vertical portals (vortals) for critical global markets, specializing in oil and gas industries. | |
| Petrobras - Petroleo Brasileiro S/A e uma companhia integrada de petróleo. | |
| Petróleos Mexicanos (Pemex) | |
| Petroleum Development Corporation - explores for, develops and produces oil and gas primarily in the Appalachian Basin area of West Virginia, Tennessee, Pennsylvania and Ohio. | |
| Pilot Corporation - operates gas stations and convenience stores across the U.S. | |
| Premier Oil | |
| Primary Corporation - refines mixed petroleum products, known as Interface or Transmix, into usable oil products, such as gasoline or diesel fuel. | |
| Pro-Tech Solutions, Inc. - helps oil and gas processing/refining/productions facilities maximize the use of internal resources to meet the requirements of process safety management and company policies. | |
| Quicksilver Resources, Inc. - gas and oil exploration and production. | |
| Renkert Oil, Inc. - offering a selection of petroleum products, including plasticizers, paraffinic oils, aromatic oils, processing aids, and ParaLux. | |
| Repsol - oil, gas and chemical company. exploration, production, transport and refining of crude oil. | |
| Scott Pickford Group - providing reservoir management solutions. | |
| Slovene Oil Company | |
| SPM - manufactures and distributes oilfield equipment including flow control products (swivel joints; plug, relief, check, and butterfly valves; unions; and piping), and well service pumps. | |
| Statoil | |
| Sunoco Inc. | |
| Swift Energy Company | |
| Tamilnadu Petroproducts - offering petrochemicals and petro-extracts. | |
| Tesoro Petroleum Corporation | |
| Texaco, Inc. | |
| TotalFina | |
| TransCoastal Marine Services, Inc. | |
| Tricat Industries, Inc. - regeneration and resale of spent petroleum refinery catalysts. | |
| U. S. Crude Ltd. - an oil and technology company utilizing its portable steam generater (TM-96) to rekindle marginally producing oil wells to profitable levels. | |
| Unit Corporation - diversified energy company involved in oil and natural gas exploration and production. | |
| Unocal | |
| Vaalco Energy | |
| Valero Energy Corporation | |
| Vastar Resources, Inc. - independent oil and natural gas exploration and production company. | |
| Veritas Associates - oil services company offering drilling rig inspections, management audits, and drilling efficiency programs. | |
| Webber Energy Fuels - provides Maine and New Hampshire with home heating oil, propane, LP Gas, and gasoline. | |
| Western Petroleum Company - independently owned petroleum marketing company, providing gasoline fuels, propane, aviation fuels, and natural gas. | |
| Wiser Oil Company - site provides current financial data, company history, and information on areas of operation. | |
| World Fuel Services Corporation | |
| ATCO Gas Services Ltd. - provides integrated solutions to your gas gathering, processing and storage needs. | |
| Bissett Resource Consultants Ltd. - petroleum engineering company providing engineering services, technical assistance and support. | |
| BlackRock Ventures Inc. | |
| BXL Energy Ltd. - engaged in the acquisition, exploration, development, and production of oil and gas reserves in Calgary, Alberta, Canada. | |
| Canadian Hunter Exploration Ltd - ranks as a top producer of natural gas, reserves, net acreage and other measures used by the oil and gas industry. | |
| Canam Pipe and Supply - sells oilfield equipment worldwide. | |
| Causeway Energy Corporation - oil and gas development, production and exploration. | |
| Chevron Canada - supplier of gasolines, diesel, jet fuel, and lubricants for consumers as well as commercial and industrial customers. | |
| Custom Industrial Automation - coke drum inspection service for the refining industry. | |
| Cypress Energy Inc. - publicly traded energy company explores, develops, acquires and produces crude oil and natural gas in Western Canada. | |
| Danoil Energy Ltd - production and marketing of oil and natural gas. | |
| Del Roca Energy Inc. - exploration and development of oil and natural gas reserves in Western Canada. | |
| Enerdata Ltd - publishes North American natural gas prices and related market information; we also sponsor two energy conferences: PowerFair & GasFair. | |
| Enerplus Group, The - specializing in the acquisition, development and exploitation of proven, producing oil and gas properties in Western Canada | |
| First Star Energy Ltd. - petroleum and natural gas exploration and production company. | |
| Freehold Royalty Trust - a closed-end investment trust which receives and distributes royalty income from a diversified asset base of oil and gas properties across western Canada. | |
| Gas Technology Canada - natural gas technology innovation management. | |
| Husky Oil - privately held, Canadian-based integrated oil & gas company with headquarters in Calgary, Alberta. | |
| Irving Oil Limited | |
| K2 Energy Corporation - emerging junior oil and gas exploration and production company. | |
| Kildair Service Ltd - manufacturing, sale and distribution of marine residual fuels. | |
| Maxwell Oil & Gas Ltd - Calgary-based oil and gas producer focused on the exploration, acquisition and development of crude oil and natural gas reserves in Western Canada. | |
| Mentors, The - an oil and gas consulting firm that specializes in developing and marketing geological reports, and in training and mentoring services. | |
| Nexen, Inc. - oil and gas exploration and production company. | |
| Niko Resources Ltd. | |
| North Am Energy Consultants - provide consultants for the planning/supervision of oil and gas well workovers and construction projects in Western Canada. | |
| Numac Energy Inc. - exploration, acquisition, production and marketing of hydrocarbon resources. | |
| Oil Directory, The | |
| OLCO Petroleum Group Inc. - corporate site lists service stations in addition to wholesales and corporate information. | |
| PanCanadian Petroleum - producers and marketers of crude oil, natural gas, and natural gas liquids, with operations across Canada and in a variety of international locations. | |
| Pembina Pipeline Income Fund - generates stable cash distributions for Unitholders from a pipeline transportation network. | |
| Petro-Canada | |
| Place Resources Corporation - a Canadian junior energy company involved in acquisitions, exploration, development and production of crude oil and natural gas operating in Western Canada. | |
| Plexus Energy Limited - actively explorating, developing and producting in the United States and Western Canada. | |
| PLS Canada Inc - a company that specializes in the divestment and marketing of producing and non-producing oil and gas assets in Western Canada. | |
| Ranger Oil Limited | |
| Raptor Capital Corporation - information on corporate strategy focusing on acquisition of oil and gas properties. | |
| Ridel Resources Ltd | |
| Rigel Energy Corporation - intermediate oil and gas producer. | |
| Shell Canada | |
| Suncor Energy - independent Canadian integrated oil and gas company, and oil sands industry. | |
| Syncrude Canada Ltd. - producer of blended crude oil. | |
| Talisman Energy | |
| Woodside Research Ltd. - specializing in the Canadian oil and gas industry, creators of the CANOIL database. | |
| Ziff Energy Group - offers a combination of corporate, natural gas strategies and regulatory support for Canadian, American, and international energy companies and government agencies. | |