OILSHEET Energy Directory: Companies Q-to-S
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COMPANY Q
QEP Resources was acquied byDiamondback Energy
QR Energy was acquired by BreitBurn Energy (2014) who went bankrupt, then became Maverick Natural Resources
Qatar Energy - Established in 1974 as a national corporation completely owned by the State of Qatar
Quantum Energy Partners [private] - Equity fund specializing in the energy industry
Quantum Fuel Systems - Most Advanced CNG Fuel Storage Systems
Quantum Technologies [NASDAQ:QTWW] - Designing hybrid electric vehicles for the automotive industry.
Quest Petroleum [ASX:QPN] - California
Quest Resource is now PostRock Energy
Questar Corporation (parent company Dominion Energy) - Mnatural gas-focused energy company based in Salt Lake City, Utah
Questerre Energy [TSX:QEC] - Developing large-scale natural gas projects in Canada
Questor Technology [TSX-V:QST] - Waste gas Incinerators
Quetzal Energy [TSX-V:QEI] - Colombia and Guatemala.
Quicksilver Reources [NYSE:KWK] - Reserves in Michigan, Indiana, the Rocky Mountains and Alberta

COMPANY R
Ram Power became Polaris Infrastructure
REY Resources [ASX:REY] - Petroleum and coal tenements in the Canning Basin, Western Australia
RMP Energy became Iron Bridge Resources, acquired by Velvet Energy, now Spartan Delta
ROC Oil was acquired by Transcendent Resources Limited (a wholly owned subsidiary of Fosun International Limited)
RPC [NYSE:RES] - Provides oilfield services and equipment to independent and major oilfield companies
RSX Energy was acquired by Talisman Energy, now Repsol
Radar Acquisitions is now CanAm Coal
Radiant Oil & Gas [OTC:ROGI] - Focused on the onshore Gulf Coast area
Raging River Exploration merged with Baytex Energy
Ram Power is now Polaris Infrastructure
Ramco Energy plc is now SeaEnergy PLC
Rampart Energy is now Pilot Energy
Range Resources [NYSE:RRC] - Operates in the Appalachian, Southwestern and Gulf Coast regions of the United States.
Ranger Energy is now North Sea Energy
Ranger Energy Services
Range Energy Resources (formerly Hawkstone Energy) is now EnviroGold Global Limited
Ranger Oil WAS QCUIRED BY Baytec Energy
Ranken Energy - Oklahoma
Rawson Resources was acquied byt Lakes Oil, now Lakes Blue Energy
Reabold Resources [LSE:RBD] - California (USA), Romania, and UK assets.
Real Energy merged with Strata-X energy to form Pure Hydrogen Corporation
Real Resources merged with TriStar Oil & Gas which was acquired by PetroBakken Energy, then Lightstream Resources, is now Ridgeback Resources
Real Time Measurements [TSX-V:RTY] - Provides premium quality products and services for electronic measurement applications to oil and gas companies worldwide.
Red Emperor Resources is now Future Metals
Red Fork Energy [ASX:RFE] - Osage County oil and gas project in Oklahoma USA.
Red Sky Energy [ASX:ROG] - Oil & gas development company with highly prospective projects located in the Cooper Basin of Australia
Redflow [ASX:RFX] - Energy storage solutions
Redhill Energy is now Prophecy Coal
RedWater Energy [TSX-V:RED] - Oil and natural gas company actively seeking assets in Western Canada.
Reece Energy Exploration was acquired by Penn West, now Obsidian Energy
Reef Resources [TSX-V:REE] - Junior oil and gas company with proven reserves in S. W. Ontario.
Regal Energy became Novus Energy, now Yanchang Petroleum
Regal Petroleum is now Enwell Energy [LSE:ENW] - Operates in Ukraine.
Regency Energy Partners LP merged with Energy Transfer
Relentless Resources [TSX-V:RRL] - Engaged in the exploration, development, acquisition and production of natural gas and medium to light gravity crude oil reserves in Alberta.
Reliable Energy was acquired by Crescent Point Energy
Reliance Industries [NSE:RELIANCE] - The Group's activities span exploration and production (E&P) of oil and gas, refining and marketing, petrochemicals, textiles, financial services and insurance, power, telecom and infocom initiatives.
ReliOn [private] - Hydrogen fuel cells
Remington Oil and Gas was acquired by Cal Dive International
Renegade Petroleum [TSX-V:RPL] - Light oil focused exploration and production company with its assets located in Saskatchewan.
Renewable Energy Group [NASDAQ:REGI] - Largest biodiesel producer.
Rentech [AMEX:RTK] - Proprietary and patented process that converts synthesis gas (syngas) into valuable liquid hydrocarbons
ReoStar Energy [OTC:REOS] - current areas of operation; Barnett Shale and Corsicana
Resolute Energy was acquired by Cimarex Energy which was acquired by Cabot Oil & Gas, forming Coterra
Resolute Energy became Cordero Energy, now Ember Resources
Resource Generation [ASX:RES] - South Africa coal
Result Energy was acquired by PetroBakken Energy, became Lightstream Resources is now Ridgeback Resources
Repsol [NYSE:YPF] - Integrated international oil and gas company, operating in more than 28 countries and leader in Spain and Argentina.
Return Energy is now Spartan Delta
Rex Energy [NASDAQ:REXX] - Concentrated in the Appalachian Region, Illinois Region and Rockies Region
Rhino Resource Partners (Chapter 11 in 2020) - Coal producer
Rialto Energy became Azonto Petroleum, now Calima Energy [ASX:RIA] - Carnarvon Basin on the North West Shelf, offshore Western Australia.
Rider Resources was acquired by NuVista Energy
Ridgeback Resources [private] - Exploration, development and production of petroleum and natural gas in Western Canada.
Ridgeline Energy Services [TSX-V:RLE] - Environmental solutions to oil and natural gas producers throughout Western Canada.
Ridgeway Petroleum became Enhanced Oil Resources, then Hunter Oil (2016), now Hunter Technology
Ring Energy [NYSE:REI] - Operations in the Permian Basin
Rio Alto Resources became West Energy, now part of Sinopec Canada
Riversdale Mining (coal) was acquired by Rio Tinto
Robbins & Myers was acquired by National Oilwell Varco
Roc Oil Company Limited [ASX:ROC] - Australasia, SE Asia, China and the UK,
Rock Energy [TSX:RE] - Western Canada production
Rockhopper Exploration [LSE:RKH] - North Falkland Basin in the South Atlantic.
Rocklands Richfield [ASX:RCI] - Coal exploration activities in Bowen Basin, Queensland
RockRose Energy is part of Viaro Energy Group
Rockyview Energy was acquired by Direct Energy
Rose Petroleum is now Zephyr Energy
Rosetta Resources was acquired by Noble Energy, now Chevron
Rosneft [state owned] - Russia
Rovtech is now Fugro
Rowan Companies merged of Ensco plc, now Valaris plc
Roxi Petroleum Plc is now Caspian Sunrise PLC
Royal Dutch Shell plc is now Shell plc
Royal Utilities Income Fund was acquired by Sherritt International Corporation
Royale Energy [NASDAQ:ROYL] - Owns and operates wells in the Sacramento and San Joaquin basins in California and in the U.S. Gulf Coast
Rushton - Manufactures Gas and Oil Process Equipment

COMPANY S
SDX Energy [LSE:SDX] - Oil and gas projects in North Africa.
SK Group - Korea
SM Energy [NYSE:SM] - Mid-Continent, Rocky Mountain, ArkLaTex, Gulf Coast and Permian Basin
SMA Solar Technology AG [Frankfurt:S92] - Develops, produces and sells photovoltaic inverters, monitoring systems for photovoltaic facilities.
SMD Hydrovision - Deepwater ROVs
STEP Energy Services [TSX:STEP] -
Sabine Royalty Trust [NYSE:SBR] - Producing and proved undeveloped oil and gas properties located in Florida, Louisiana, Mississippi, New Mexico, Oklahoma and Texas
SacOil Holdings is now Efora
Saffron Energy is now Coro Energy plc
Sacgasco (Australian Oil Company) [ASX:SGC] - Perth-based energy company appraising, developing and producing clean natural gas in the Sacramento Basin, onshore California.
Sahara Energy - Oil and natural gas in western Canada
Saint Mary Land and Exploration is now SM Energy
Saga was acquired by Hydro
Sakhalin Energy [Shell-led operating company] - Off the coast of Sakhalin Island, in the Russian Far East, we are developing a world-class oil and gas project.
Salamander Energy plc [LSE:SMDR] - Independent Exploration and Production (E&P) company building a portfolio of assets focused on Asia.
Samson [private] - Operations in the United States, Canada, Australia and Venezuela
Samson Oil & Gas [ASX:SSN] - Australian based oil and gas company holding extensive development and exploration acreage in the USA
San Juan Royalty Trust [NYSE:SJT] - Oil and gas leasehold and royalty interest in the San Juan Basin of northwestern New Mexico
San Leon Energy Plc [LSE:SLE] - Exploration and production of oil and gas projects in Europe and North Africa.
Sanchez Energy exited Chapter 11 bankruptcy as Mesquite Energy
Sanchez Midstream Partners (formerly Constellation Energy Partners) is now Evolve Transition Infrastructure LP
SandRidge Energy [NYSE:SD] - Focuses its exploration and production activities in West Texas, the Permian Basin, the Mid-Continent, the Cotton Valley Trend in East Texas, the Gulf Coast, and the Gulf of Mexico.
Santos Limited [ASX:STO] - Major Australian oil and gas exploration and production company with interests and operations in every major Australian petroleum province and in the United States, Indonesia, Papua New Guinea and Egypt.
Sapura Energy [Kuala Lumpur:5218] - One of the world's largest integrated oil and gas services and solutions provider. With a workforce of over 10,000 people, the Group's global presence can be seen in over 20 countries ranging from Malaysia and China to Australia, Middle East, America, Brazil and beyond.
Sasol [NYSE:SSL] - Headquartered in Johannesburg, South Africa Sasol is engaged in the commercial production and marketing of chemicals and liquid fuels; with a growing interest in oil and gas exploration.
Saturn Oil &;amp Gas [TSX:SOIL] - Assets in Central Alberta, Southeastern Saskatchewan and West Central Saskatchewan
Savanna Energy Services [TSX:SVY] - Oilfield services company
Savannah Energy [LSE:SAVE] - Agadem rift basin of South East Niger.
Schlumberger [NYSE:SLB] - Leading oilfield services company supplying technology, project management and information solutions that optimize performance for customers working in the international oil and gas industry.
Scirocco Energy [LSE:SCIR] - Natural gas and helium assets in Tanzania.
Sea Dragon Energy is now SDX Energy
SeaBird Exploration [Oslo:GEG] - Dedicated to providing an extensive portfolio of multidisciplinary geophysical services to the oil and gas exploration and production communities
Seacor Marine [NYSE:SMHI] - Operates one of the largest fleets of diversified marine support vessels primarily dedicated to upporting offshore oil and gas exploration and development in the US Gulf of Mexico, offshore West Africa, the North Sea, Mexico, the Far East and Latin America
SeaDrill Limited [OSLO:SDRL] - Leading offshore deepwater drilling company
SeaEnergy PLC [LSE;SEA] - Offshore wind development company. (was Ramco Energy plc)
Seanergy Maritime Holdings [NASDAQ:SHIP] - Provides marine dry bulk transportation services through a modern fleet of Capesize vessels
Seaview Energy [TSX-V:CVU.A] - Exploring for high-quality, long-reserve-life natural gas and light oil assets in Western Canada.
Second Wave Petroleum [TSX:SCS] - Focused on the production of crude oil and natural gas in Western Canada.
Secure Energy Services [TSX:SES] - Oilfield services
Seitel - Leading provider of seismic data and related geophysical expertise to the petroleum industry
Sequoia Oil and Gas Trust merged with Daylight Energy Trust to form Sinopec Canada
Sentry Petroleum [OTC:SPLM] - Australian focus
Serica Energy [TSX:SQZ] - Primary activities in the UK North Sea, Spain and Indonesia.
Serinus Energy [TSX:SEN] - Brunei, Romania, Tunisia, and Ukraine
Seventh Energy was acquired by PrimeWest Energy Trust, now part of TAQA
ShaMaran Petroleum [TSX-V:SNM] - Kurdistan focused oil development and exploration
Sharon Energy was acquired by Tuscany Energy
Sharpe Resources [OTC:SHGP] - Acquiring and developing bituminous coal and coal bed methane (CBM) gas properties initially in Central Appalachian Eastern Kentucky and Western West Virginia
ShawCor [TSX:SCLa] - Products and services for the pipeline, exploration and production, and petrochemical and industrial segments of the oil and gas industry and other industrial markets
Shell Canada
Shining Bank Energy Income Fund was acquired by PrimeWest Energy Trust, now part of TAQA
Shoal Point Energy [CSE:SHP] - Oil and gas exploration opportunities within Atlantic Canada.
Shona Energy [TSX-V:SHO] - Focus is on South America
Sierra Geothermal Power was acquired by Ram Power, now Polaris Infrastructure
Sigma Exploration - Leading geophysical data provider
Signature Oil - Producing oil and natural gas in Kentucky and Tennessee
SilverBirch Energy [TSX-V:SBE] - Pre-production oil sands company
SilverBow Resources (was Swift Energy) [NYSE:SBOW] - Eagle Ford in South Texas
Simba Essel Energy [default] - Focused on overlooked and under explored basins in Africa.
Sinclair Oil is now HF Sinclair
Singapore Petroleum is part of PetroChina
Sino Gas & Energy [ASX:SEH] - Large scale gas assets in China
Sinopec [NYSE:SNP] - Core business of petroleum and petrochemicals
Sintana Energy [TSX-V:SNN] - Targeting assets in Central and South America, with an initial primary focus on Colombia, Peru and Paraguay.
Sirius Petroleum [unlisted] - opportunities in the oil and gas sector with particular focus in Nigeria
Skope Energy [TSX:SKL] - Shallow gas assets, located in southeast Alberta and southwest Saskatchewan
Sky Petroleum [OTC:SKPI] - United Arab Emirates.
SkyWest Energy was acquired by Marquee Energy, now Prairie Provident Resources
Smedvig was acquired by SeaDrill Limited
Smith International was acquired by Schlumberger
Soho Resources [TSX-V:SOH] - Bossier Sandstone Gas Play in Freestone County, Texas
Solana Resources is now Gran Tierra Energy
Solara Exploration [TSX-V:SAA-A] [TSX-V:SAA-B] - Crude oil and natural gas in Western Canada.
Solimar Energy [ASX:SGY] - Focus on oil and gas exploration, commercial development and production in the onshore hydrocarbon regions of the Sacramento, Ventura and San Joaquin Basins of California, USA.
Solo Oil plc is now Scirocco Energy
Somerton Energy [ASX:SNE] - actively exploring the Otway Basin
Sonangol - Responsible for the management of oil and gas reserves in Angola
Sonatrach [state owned] - Algeria
Sonoro Energy [TSX-V:SNV] - Current focus is asphalt (heavy oil) resource exploration and development in Iraq.
Sound Energy Trust is now Advantage Oil and Gas
Sound Energy [LSE:DOU] - Current project focus is on Italy and Indonesia.
Source Rock Royalties [TSX-V:SRR] - A Pure Play on Oil & Gas Royalties in Western Canada
Southern Energy [TSX-V:SOU] - South eastern Gulf Coast area of the USA
Southern Pacific Resources [TSX:STP] - Athabasca region
Southwestern Energy [NYSE:SWN] - Engaged in natural gas and crude oil exploration and production in the Arkoma Basin, East Texas, Permian Basin, and the onshore Gulf Coast.
Sparta Group [TSX-V:SAY] - Waste to energy
Spartan Delta (was Return Energy) [TSX:SDE] - Acquired Bellatrix Exploration assets in West-Central Alberta, CA.
Spectra Energy [NYSE:SE] - Leading providers of natural gas infrastructure
Spectra Energy Partners was acquired by Enbridge
Spindletop Oil & Gas [OTC:SPND] - production in 16 states with a large concentration of production in Texas.
Spinnaker Exploration was acquired by Norsk Hydro ASA
Spitfire Energy is now Whitecap Resources
Staatsolie - State Oil Company of Suriname has the right to explore for and produce hydrocarbons in Suriname.
Stanmore Resources [ASX:SMR] - World-class coal operations and exploration projects in the Bowen and Surat basins
Star Group L.P. [NYSE:SGU] - Diversified energy distributor and services provider specializing in the sale of heating oil and propane.
Starpoint Energy Trust merged with Acclaim Energy Trust to form Canetic Resources Trust, which was was acquired by Penn West, now Obsidian Energy
Statoil is now Equinor
Stealth Ventures [TSX-V:SLV] - Coal bed methane (CBM) project in the Stellarton sub-basin in Pictou County , Nova Scotia,
Sterling Energy plc is now Afentra
Sterling Resources [TSX-V:SLG] - Holds petroleum interests in the United Kingdom, Romania and France.
Stetson Oil and Gas [TSX-V:SSN] - Programs in Saskatchewan and Alberta, Canada and in North Dakota, USA.
Stikine Energy [TSX-V:SKY] - Committed to becoming a dominant frac sand producer and supplier to shale gas industry of British Columbia.
Stolt Offshore became Acergy, merges with Subsea 7
Stolt-Nielsen [Oslo:SNI] - Portfolio consists of its three bulk-liquid and chemicals logistics businesses – Stolt Tankers, Stolthaven Terminals and Stolt Tank Containers – Stolt Sea Farm and investments in LNG
Stone Energy [NYSE:SGY] - Gulf Coast Basin-focused independent oil and gas company
Stonehaven Exploration [TSX-V:SE] - Canadian oil and natural gas exploration and production company with operations at Fir and Bigstone, Alberta. (was Donnybrook Energy)
Storm Exploration was acquired by ARC Energy Trust
Strom Resources was acquired by Canadian Natural Resources
Strad [private] - Drilling Services and Production Services.
Strata Power [OTC:SPOWF] - Exploration and development of oil sands and heavy oil in Western Canada
Strategic Oil & Gas [OTC:SOGFF] - Southeastern Alberta and northeastern British Columbia.
Stratic Energy was acquired by EnQuest
StratosFuel - Hydrogen infrastructure provider that is focused on providing solutions to seamlessly transition hydrogen fuel cell vehicles to market.
Stream Oil & Gas was acquired by TransAtlantic Petroleum
Strike Energy [ASX:STX] - Conventional and Coal Seam Gas Exploration (was Strike Oil)
Strikewell Energy [TSX-V:SKK] - Alberta
Stuart Petroleum is now Senex Energy
Suburban Propane - [NYSE:SPH] - Leading provider of specialized oilfield services and equipment focusing on serving the production-related needs of oil and gas companies in the Gulf of Mexico
Suez became GDF Suez, now ENGIE
Sun Coast Resources - One of the largest petroleum marketers in the nation. Markets in nine states: Arkansas, Florida, Kansas, Louisiana, Mississippi, Missouri, New Mexico, Oklahoma, and our home state of Texas.
Sun Resources NL is now Prominence Energy
Sun River Energy [OTC:SNRV] - East Texas Basin and the Permian Basin in West Texas,
SunCoke Energy [NYSE:SXC] - Largest independent producer of high-quality metallurgical coke in the Americas.
Suncor Energy [NYSE:SU] - Growing integrated energy company, strategically focused on developing Athabasca oil sands
Sundance Energy [private] - Projects in the Eage Ford
SunHydrogen [OTC:HYSR] - Developing a breakthrough, low cost technology to make renewable hydrogen using sunlight and any source of water, including seawater and wastewater.
Sunny Hill Energy [private] - Algeria.
Sunoco LP [NYSE:SUN] - One of the largest independent refiner-marketers in the United States
Sunoco Logistics Partners [NYSE:SXL] - Transporting, terminalling, and storing refined products and crude oil
Sunridge Energy [TSX-V:SRG] - Heavy oil within the Alberta oil sands district
Sunset Energy is now Challenger Energy
Superior Energy Services - Leading provider of specialized oilfield services and equipment focusing on serving the production-related needs of oil and gas companies in the Gulf of Mexico
Surge Energy [TSX-V:SGY] - Operations in Alberta and southwest Manitoba.
Surgutneftegas [OTC:SGTZY] - One of the largest oil companies in Russia
Suroco Energy [TSX-V:SRN] - Colombia.
Sustainable Energy [TSX-V:STG] - Develops, manufactures and markets advanced power electronics products for the emerging alternative and renewable energy markets
Suzlon Energy - Fully integrated wind power company
Swala Energy [ASX:SWE] - Australian independent oil and gas exploration company actively exploring the East African Rift System
Swift Energy is now SilverBow Resources
Sword Energy [private] - Exploration, development, and production of oil and natural gas in the Western Canadian Sedimentary Basin (was Thunder Energy Trust)
Sydney Gas was acquired by AGL Energy
Syncrude [joint venture] - Largest producer of crude oil from oil sands.
Synenco Energy was acquired by Total
Synergy Resources Corporation [AMEX:SYRG] - Denver-Julesburg Basin (centered in eastern Colorado that extends into southeast Wyoming, western Nebraska and Kansas)
Syngas is now Taiton Resources (mining)

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