Spreadsheet: 140052d1328611145-excel-2007-compare-cells-within-several-groups-target-to-target-similarity-6
Sheet: Acquirors

Acquiror Name | Acquiror Name
3TEC Energy Corp | Tekoil & Gas Corp
Abraxas Energy Partners LP | Enerjex Resources Inc
Abraxas Petroleum Corp | Enerjex Resources Inc
Admiral Bay Resources Inc | Barnett Energy Corp
Adventure Energy Inc | Wentworth Energy Inc
Allenergy Inc | Blacksands Petroleum Inc
Allied Energy Group Inc | American Resources Tech Inc
Allis-Chalmers Corp | Dynamic Resources Corp
Allis-Chalmers Energy Inc | American Energy Prodn Inc
Alon USA Energy Inc | Powder River Basin Gas Corp
Amerada Hess Corp | Imperial Petroleum Inc
American Energy Prodn Inc | Pangea Petroleum Corp
American Oil & Gas Inc | Avalon Oil & Gas Inc
American Petroleum Group Inc | Fellows Energy Ltd
American Resources Tech Inc | Fellows Energy Ltd
Ameriwest Energy Corp | High Velocity Alternative
Amtech Resources Inc | Arete Industries Inc
Anadarko Petroleum Corp | Vortex Resources Corp
AP Henderson Group | Sonoran Energy Inc
Apache Corp | Sonoran Energy Inc
Apco Argentina Inc | Avalon Oil & Gas Inc
Apollo Resources Intl Inc | Allis-Chalmers Corp
Arena Resources Inc | Oceanic Exploration Co
Arete Industries Inc | Imperial Petroleum Inc
Ascent Energy Inc | EuroGas Inc
Aspen Group Resources Corp | Complete Production Svcs Inc
Atlas America Inc | Texen Oil & Gas Inc
Atlas Energy Resources LLC | Basic Energy Services Inc
[NAME] | Basic Energy Services Inc
ATP Oil & Gas Corp | Basic Energy Services Inc
Avalon Oil & Gas Inc | Mexco Energy Corp
Avondale Resources Corp | Chesapeake Energy Corp
Barnett Energy Corp | Western Standard Energy Corp
Baron Energy Inc | EMTA Holdings Inc
Baseline Oil & Gas Corp | Environmental Power Corp
Basic Energy Services Inc | Blue Dolphin Energy Co
Basic Technologies Inc | Environmental Remediation
Bayside Petroleum Co Inc | Brek Energy Corp
Bellwether Exploration Co | Green Planet Group Inc
Berry Petroleum Co | Energas Resources Inc
Best Energy Services Inc | Wentworth Energy Inc
[NAME] | Wentworth Energy Inc
BJ Services Co | Superior Oil & Gas Co
Black Dragon Resource Cos Inc | Cambridge Energy Corp
Black Warrior Wireline Corp | Powder River Basin Gas Corp
Blacksands Petroleum Inc | Sonoran Energy Inc
Blast Energy Services Inc | Avalon Oil & Gas Inc
Blue Dolphin Energy Co | Magellan Petroleum Corp
Bluestar Health Inc | Penn Virginia Corp
Blugrass Energy Inc | KCS Energy Inc
BPK Resources Inc | OMNI Energy Services Corp
BreitBurn Energy Partners LP | Admiral Bay Resources Inc
Brek Energy Corp | Complete Production Svcs Inc
Brishlin Resources Inc | Tri-Valley Corp
Broken Arrow Petroleum Co | South Texas Drilling & Exp Inc
Bronco Drilling Co Inc | Cheniere Energy Inc
Burlington Resources Inc | SNRG Corp
Cabot Oil & Gas Corp | American Energy Prodn Inc
Cadence Resources Corp | Headwaters Inc
Cal Dive International Inc | Platina Energy Group Inc
Callon Petroleum Co | OMNI Energy Services Corp
Calumet Specialty Products | Miller Petroleum Inc
Cambridge Energy Corp | Arena Resources Inc
Canaan Energy Corp | Allis-Chalmers Energy Inc
Canglobe International Inc | Berry Petroleum Co
Cano Petroleum Inc | Hess Corp
Capco Energy Inc | [NAME]
Capital City Energy Group Inc | Galaxy Energy Corp
Carrizo Oil & Gas Inc | Storm Cat Energy Corp
Castle Energy Corp | Chaparral Resources Inc
CAVU Resources Inc | Saxon Oil Co Ltd
Cementitious Materials Inc | GREKA Energy Corp
Chancellor Group Inc | GREKA Energy Corp
Chaparral Resources Inc | InterUnion Financial Corp
Cheniere Energy Inc | EXCO Resources Inc
Chesapeake Energy Corp | Burlington Resources Inc
Chevron Corp | Burlington Resources Inc
ChevronTexaco Corp | Gasco Energy Inc
[NAME] | Anadarko Petroleum Corp
China North E Petro Hldgs Ltd | TGC Industries Inc
Cimarex Energy Co | Earth Biofuels Inc
[NAME] | Cimarex Energy Co
Cody Resources Inc | Stone Energy Corp
Comanche Energy Inc | Osage Expl & Dvlp Inc
Complete Production Svcs Inc | Nuevo Energy Co
Comstock Resources Inc | Patterson Energy Inc
Concho Resources Inc | Westside Energy Corp
Conoco Inc | [NAME]
ConocoPhillips Co | Patterson Energy Inc
Consolidation Services Inc | Headwaters Inc
Constellation Energy Partners | Devon Energy Corp
Contango Oil & Gas Co | Allis-Chalmers Energy Inc
Continental Southern Resources | OMNI Energy Services Corp
Creston Resources Ltd | Gasco Energy Inc
Crimson Exploration Inc | Allis-Chalmers Energy Inc
Cross Timbers Oil Co | Pacific Energy Resources Ltd
Crosstex Energy LP | OMNI Energy Services Corp
Crown Oil & Gas Inc | Enbridge Energy Partners LP
Cyokonos Corp | Basic Energy Services Inc
Daybreak Oil & Gas Inc | Legacy Reserves LP
Delek US Holdings Inc | Oceaneering International Inc
Delta Petroleum Corp | Magnum Hunter Resources Inc
Denbury Resources Inc | Apache Corp
[NAME] | Contango Oil & Gas Co
Devon Energy Corp | Contango Oil & Gas Co
Diamond Offshore Drilling Inc | Patterson Energy Inc
Doral Energy Corp | Goodrich Petroleum Corp
[NAME] | American Oil & Gas Inc
Double Eagle Petroleum Co | Forest Oil Corp
Dujour Products Inc | Quest Resource Corp
Dune Energy Inc | Quest Resource Corp
Dynamic Natural Resources Inc | Apache Corp
Dynamic Resources Corp | Basic Technologies Inc
Eagle Rock Energy Partners LP | Enron Corp
Earth Biofuels Inc | Kerr-McGee Corp
Edge Petroleum Corp | Continental Southern Resources
EGPI Firecreek Inc | Plains Expl & Prodn Co
El Paso Energy Partners LP | Valero Energy Corp
ElkCorp | Anadarko Petroleum Corp
Emerson Oil & Gas Inc | NuStar Energy LP
Emission Control Devices | GulfWest Energy Inc
Empire Energy Corp | Double Eagle Petroleum Co
EMTA Holdings Inc | Schlumberger Ltd
Emvelco Corp | Vector Energy Corp
Enbridge Energy Partners LP | Tesoro Petroleum Corp
Encore Acquisition Co | Sunoco Inc
Encore Energy Partners LP | NGAS Resources Inc
Energas Resources Inc | Superior Energy Services Inc
Energy & Engine Tech Corp | LINN Energy LLC
Energy Partners Ltd | ATP Oil & Gas Corp
Energy Producers Inc | Goodrich Petroleum Corp
Energytec Inc | Baron Energy Inc
Enerjex Resources Inc | Cabot Oil & Gas Corp
Enhanced Oil Resources Inc | Amerada Hess Corp
Enron Corp | Miller Petroleum Inc
ENSCO International Inc | Petrohawk Energy Corp
Environmental Power Corp | Exxon Mobil Corp
Environmental Remediation | Carrizo Oil & Gas Inc
EOG Resources Inc | Valero Energy Corp
Equinox International Inc | Plains All American Pipeline
Equitable Resources Inc | ATP Oil & Gas Corp
Equity Oil Co | EV Energy Partners LP
Esco Transportion Inc | Galaxy Energy Corp
Ethanoil & Gas Corp | PRB Energy Inc
EuroGas Inc | Anadarko Petroleum Corp
EV Energy Partners LP | Anadarko Petroleum Corp
Evergreen Resources Inc | Black Warrior Wireline Corp
EXCO Resources Inc | Marathon Oil Corp
Exploration Co of Delaware Inc | Marathon Oil Corp
Exterra Energy Inc | Texen Oil & Gas Inc
Exxon Mobil Corp | Texen Oil & Gas Inc
Falcon Oil & Gas Ltd | Texen Oil & Gas Inc
Far East Energy Corp | Texen Oil & Gas Inc
Fellows Energy Ltd | Patterson-UTI Energy Inc
Fennel Resources Inc | GulfMark Offshore Inc
FieldPoint Petroleum Corp | Eagle Rock Energy Partners LP
Foothills Resources Inc | Trans Energy Inc
Forest Oil Corp | Harken Energy Corp
Freestone Resources Inc | Phillips Petroleum Co Inc
Friendly Energy Exploration | Vintage Petroleum Inc
Frontier Energy Corp | Bellwether Exploration Co
Frontier Oil Corp | Tosco Corp
Fuel Corp of America | TGC Industries Inc
Galaxy Energy Corp | Encore Acquisition Co
Galloway Energy Inc | Encore Acquisition Co
Gasco Energy Inc | Oceaneering International Inc
Gastar Exploration Ltd | Energy & Engine Tech Corp
General Minerals Corp | MarkWest Energy Partners LP
GeoBio Energy Inc | Chesapeake Energy Corp
Geokinetics Inc | ElkCorp
GeoPetro Resources Co | Calumet Specialty Products
Georesources Inc | Houston Exploration Co
Geotec Thermal Generators Inc | [NAME]
Giant Industries Inc | Pride International Inc
Global Industries Ltd | PYR Energy Corp
Global Marine Inc | GeoPetro Resources Co
Goodrich Petroleum Corp | Superior Energy Services Inc
Granite Energy Inc | TETRA Technologies Inc
Green Planet Group Inc | Schlumberger Ltd
GREKA Energy Corp | Allis-Chalmers Energy Inc
Grey Wolf Inc | Vintage Petroleum Inc
GS AgrifFuels Corp | Oceaneering International Inc
GSV Inc | EOG Resources Inc
Gulf Onshore Inc | Mission Resources Corp
Gulf Petroleum Exchange Inc | Pioneer Natural Resources Co
GulfMark Offshore Inc | Legacy Reserves LP
GulfTex Energy Corp | Miller Petroleum Inc
GulfWest Energy Inc | ConocoPhillips Co
Hadro Resources Inc | Magnum Hunter Resources Corp
Hallador Petroleum Co | Intermountain Refining Co Inc
[NAME] | LINN Energy LLC
Hanover Compressor Co | Energas Resources Inc
Harken Energy Corp | ConocoPhillips Co
Headwaters Inc | Edge Petroleum Corp
Helmerich & Payne Inc | Range Resources Corp
Hemi Energy Group Inc | Penn Virginia Corp
[NAME] | Sonterra Resources Inc
Hess Corp | Allis-Chalmers Corp
High Velocity Alternative | Allis-Chalmers Corp
Holly Corp | Stone Energy Corp
Holly Energy Partners LP | Nabors Industries Inc
Houston Exploration Co | Grey Wolf Inc
IFT Corp | Petrohawk Energy Corp
Imperial Petroleum Inc | Transmeridian Exploration Inc
Insight Energy Corp | Amerada Hess Corp
Intermountain Refining Co Inc | [NAME]
International Imaging Systems | Swift Energy Co
International Oil & Gas Inc | Quaker Chemical Corp
International Royalty & Oil Co | BJ Services Co
InterUnion Financial Corp | Patina Oil & Gas Corp
Isramco Inc | Swift Energy Co
Jayhawk Energy Inc | Daybreak Oil & Gas Inc
Kaneb Pipe Line Partners LP | Phillips Petroleum Co Inc
KCS Energy Inc | American Oil & Gas Inc
Kelley Oil Corp | Quest Oil Corp
Kentex Energy Inc | [NAME]
Kentucky USA Energy Inc | XTO Energy Inc
Kerr-McGee Corp | Marathon Oil Corp
Key Energy Services Inc | Petroleum Development Corp
Key Production Co Inc | Encore Energy Partners LP
Kingslake Energy Inc | RPC Inc
Lakehead Pipe Line Partners | Chesapeake Energy Corp
Legacy Reserves LP | Chesapeake Energy Corp
Lexington Resources Inc | Western Gas Resources Inc
LINN Energy LLC | Whiting Petroleum Corp
Lions Petroleum Inc | Key Energy Services Inc
Louis Dreyfus Natural Gas | Stone Energy Corp
Lucas Energy Inc | Pioneer Natural Resources Co
Madison Oil Co | EXCO Resources Inc
Magellan Petroleum Corp | Valero Energy Corp
Magnum Hunter Resources Corp | Basic Energy Services Inc
Magnum Hunter Resources Inc | Basic Energy Services Inc
Main Street AC Inc | Pogo Producing Co
Mainland Resources Inc | Chesapeake Energy Corp
Mammoth Resources Inc | Chesapeake Energy Corp
Marathon Oil Corp | Allis-Chalmers Energy Inc
Mariner Energy Inc | Enron Corp
MarkWest Energy Partners LP | ChevronTexaco Corp
Matrixx Resource Holdings Inc | Quicksilver Resources Inc
Maverick Oil & Gas Inc | Schlumberger Ltd
McMoRan Exploration Co | Avalon Oil & Gas Inc
Meridian Resource Corp | Chevron Corp
Mesa Energy Inc | PetroCorp Inc
Metretek Technologies Inc | Kerr-McGee Corp
Mexco Energy Corp | Mexco Energy Corp
Mid America Oil & Gas Inc | Pride International Inc
Mid-Power Service Corp | Regency Energy Partners LP
Midwest Sports Collectibles | PYR Energy Corp
Miller Petroleum Inc | Fellows Energy Ltd
Mission Resources Corp | Phillips Petroleum Co Inc
MobileStream Oil & Gas Co | Phillips Petroleum Co Inc
Monarch Gulf Exploration Inc | Magnum Hunter Resources Inc
Monogram Energy Inc | Plains All American Pipeline
Mountain Oil Inc | Petrohawk Energy Corp
Mountainview Energy Ltd | Newfield Exploration Co
Murphy Oil Corp | Chesapeake Energy Corp
N American Energy Resources | Chesapeake Energy Corp
Nabors Industries Inc | Osage Expl & Dvlp Inc
Native American Energy Grp Inc | ATP Oil & Gas Corp
NELX Inc | Apco Argentina Inc
Ness Energy International Inc | [NAME]
Nevtah Capital Mgmt Corp | Occidental Petroleum Corp
New Concept Energy Inc | Conoco Inc
New Frontier Energy Inc | Forest Oil Corp
Newfield Exploration Co | XTO Energy Inc
NewGen Technologies Inc | Superior Energy Services Inc
NGAS Resources Inc | Valero Energy Corp
Nitro Petroleum Inc | Friendly Energy Exploration
Noble Drilling Corp | Basic Energy Services Inc
Noble Energy Inc | Concho Resources Inc
North Coast Energy Inc | McMoRan Exploration Co
Northern Explorations Ltd | Apache Corp
Northern Oil & Gas Inc | Unocal Corp
Nuevo Energy Co | Diamond Offshore Drilling Inc
NuStar Energy LP | Occidental Petroleum Corp
Occidental Petroleum Corp | ConocoPhillips Co
Ocean Energy Inc | MarkWest Energy Partners LP
Oceaneering International Inc | Headwaters Inc
Oceanic Exploration Co | Ness Energy International Inc
OMDA Oil & Gas Inc | [NAME]
OMNI Energy Services Corp | [NAME]
Orbit Petroleum Inc | Superior Energy Services Inc
Osage Expl & Dvlp Inc | EOG Resources Inc
Osca Inc(Great Lakes Chem) | Bluestar Health Inc
Pacific Energy & Mining Co | GSV Inc
Pacific Energy Partners LP | Apache Corp
Pacific Energy Resources Ltd | Enbridge Energy Partners LP
Paco Integrated Energy Inc | Headwaters Inc
PACO Oil & Gas Inc | Encore Energy Partners LP
Panaco Inc | Devon Energy Corp
Pangea Petroleum Corp | Plains All American Pipeline
Panhandle Royalty Co | XTO Energy Inc
Pantera Petroleum Inc | XTO Energy Inc
ParaFin Corp | Energytec Inc
Parallel Petroleum Corp | [NAME]
Patina Oil & Gas Corp | [NAME]
Patterson Energy Inc | Allis-Chalmers Energy Inc
Patterson-UTI Energy Inc | Allis-Chalmers Energy Inc
Penn Virginia Corp | Regency Energy Partners LP
Pennzoil-Quaker State Co | PetroQuest Energy Inc
Petramerica Oil Inc | Burlington Resources Inc
PetroCorp Inc | Magnum Hunter Resources Inc
Petrogen Corp | Panhandle Royalty Co
Petrohawk Energy Corp | Power Exploration Inc
Petrol Industries Inc | Houston Exploration Co
Petrol Oil & Gas Inc | BJ Services Co
Petroleum Development Corp | Plains Expl & Prodn Co
PetroQuest Energy Inc | XTO Energy Inc
PetroSearch Energy Corp | XTO Energy Inc
PetroSouth Energy Corp | XTO Energy Inc
PetroSun Drilling Inc | Crosstex Energy LP
PetroSun Inc | Apache Corp
Pexcon Inc | Patterson-UTI Energy Inc
Phillips Petroleum Co Inc | Plains All American Pipeline
Pilgrim Petroleum Corp | Chevron Corp
Pioneer Drilling Co | Admiral Bay Resources Inc
Pioneer Natural Resources Co | Sunoco Logistics Partners LP
Pioneer Southwest Energy Ptnrs | Oceaneering International Inc
Plains All American Pipeline | PRB Energy Inc
Plains Expl & Prodn Co | Equitable Resources Inc
Platina Energy Group Inc | Arena Resources Inc
Platinum Energy Resources Inc | Pride International Inc
PNG Ventures Inc | Newfield Exploration Co
Pogo Producing Co | Schlumberger Ltd
Pontotoc Production Inc | EV Energy Partners LP
Powder River Basin Gas Corp | Schlumberger Ltd
Power Exploration Inc | Pioneer Drilling Co
PRB Energy Inc | Petrohawk Energy Corp
PRB Gas Transportation Inc | MarkWest Energy Partners LP
Precision Petroleum Corp | ConocoPhillips Co
Premcor Inc | Pogo Producing Co
Premier Energy Corp | Pride International Inc
Pride International Inc | Georesources Inc
PrimeEnergy Corp | Georesources Inc
Prize Energy Corp | Pioneer Drilling Co
Probex Corp | Alon USA Energy Inc
Puma Energy Inc | Burlington Resources Inc
Pure Resources Inc | Range Resources Corp
PYR Energy Corp | Devon Energy Corp
Quaker Chemical Corp | Allis-Chalmers Energy Inc
Quest Energy Partners LP | Sunoco Logistics Partners LP
Quest Oil Corp | Mission Resources Corp
Quest Resource Corp | Chesapeake Energy Corp
Questar Corp | Quaker Chemical Corp
Quicksilver Resources Inc | Exploration Co of Delaware Inc
RAM Energy Inc | Marathon Oil Corp
RAM Energy Resources Inc | EOG Resources Inc
Rancher Energy Corp | Chesapeake Energy Corp
Range Resources Corp | Chesapeake Energy Corp
Rangeford Resources Inc | Ness Energy International Inc
Recovery Energy Inc | Pontotoc Production Inc
Regency Energy Partners LP | Sunoco Logistics Partners LP
Regions Oil & Gas Inc | Chesapeake Energy Corp
Republic Resources Inc | Apache Corp
Rex Energy Corp | XTO Energy Inc
Rocky Mountain Energy Corp | Freestone Resources Inc
Rosetta Resources Inc | Transmontaigne Partners LP
Royale Energy Inc | El Paso Energy Partners LP
RPC Inc | Lakehead Pipe Line Partners
RussOil Corp | Schlumberger Ltd
Samurai Energy Corp | Amerada Hess Corp
San Joaquin Resources Inc | Newfield Exploration Co
Santa Fe International Corp | Pacific Energy Resources Ltd
Saratoga Resources Inc | Murphy Oil Corp
Saxon Oil Co Ltd | Patina Oil & Gas Corp
Schlumberger Ltd | Newfield Exploration Co
Scout Exploration Inc | Plains Expl & Prodn Co
SemGroup Corp | Newfield Exploration Co
SemGroup Energy Partners LP | XTO Energy Inc
Sierra Gold Corp | Chesapeake Energy Corp
SilverStar Energy Inc | Holly Energy Partners LP
Silverthorne Production Co | Vintage Petroleum Inc
Smarts Oil & Gas Inc | Edge Petroleum Corp
SNRG Corp | ConocoPhillips Co
Sonoran Energy Inc | TETRA Technologies Inc
Sonterra Resources Inc | Comstock Resources Inc
Sound 24-7 Inc | Westside Energy Corp
Source Energy Corp | St Mary Land & Exploration Co
South Texas Drilling & Exp Inc | Kerr-McGee Corp
South Texas Oil Co | Devon Energy Corp
Southwest Resources Inc | OMNI Energy Services Corp
Spectrum Oil(N Amer Oil & Gas) | Callon Petroleum Co
Spindletop Oil & Gas Co | Chesapeake Energy Corp
St Mary Land & Exploration Co | Holly Energy Partners LP
Standard Resources Corp | Devon Energy Corp
Star Energy Corp | Georesources Inc
Sterling Energy Resources Inc | Plains All American Pipeline
Stone Energy Corp | Enbridge Energy Partners LP
Storm Cat Energy Corp | Sunoco Inc
Strategic Industries Inc | Oceaneering International Inc
Stratford American Corp | Apache Corp
Sunoco Inc | Murphy Oil Corp
Sunoco Logistics Partners LP | Sunoco Inc
Sunrise Energy Resources Inc | Key Energy Services Inc
Superior Energy Services Inc | [NAME]
Superior Oil & Gas Co | Western Gas Resources Inc
Superior Well Services Inc | Schlumberger Ltd
Surge Global Energy Inc | MarkWest Energy Partners LP
Swift Energy Co | Kerr-McGee Corp
Symphony Telecom Intl Inc | Kerr-McGee Corp
TALON International Energy Ltd | Kerr-McGee Corp
Tatham Offshore Inc | Kerr-McGee Corp
Taurus Entertainment Cos Inc | Kerr-McGee Corp
TBX Resources Inc | Noble Energy Inc
Tekoil & Gas Corp | XTO Energy Inc
Tengasco Inc | Transmontaigne Partners LP
Terax Energy Inc | Bronco Drilling Co Inc
Tesoro Corp | Vintage Petroleum Inc
Tesoro Petroleum Corp | Schlumberger Ltd
Teton Energy Corp | Pacific Energy Resources Ltd
TETRA Technologies Inc | Houston Exploration Co
Texaco Inc | ChevronTexaco Corp
Texas Petrochemicals LP | Stratford American Corp
Texen Oil & Gas Inc | Crosstex Energy LP
Texoil Inc | Tosco Corp
TGC Industries Inc | XTO Energy Inc
Tidelands Oil & Gas Corp | Chesapeake Energy Corp
Titan Oil & Gas Inc | Stone Energy Corp
[NAME] | [NAME]
Tosco Corp | Sonterra Resources Inc
Tradestar Corp | Schlumberger Ltd
Trans Energy Inc | XTO Energy Inc
TransGlobal Oil & Technology | Noble Energy Inc
Transmeridian Exploration Inc | Occidental Petroleum Corp
Transmontaigne Partners LP | Penn Virginia Corp
Trinity Energy Resources Inc | Penn Virginia Corp
Triton American Energy Corp | BJ Services Co
Tri-Valley Corp | Schlumberger Ltd
True North Energy Corp | Valero Energy Corp
Turan Petroleum Inc | Osca Inc(Great Lakes Chem)
TX Holdings Inc | Oceaneering International Inc
Ultra Petroleum Corp | Pacific Energy Partners LP
Ultramar Diamond Shamrock Corp | Pacific Energy Partners LP
Union Connection Inc | Anadarko Petroleum Corp
Unit Corp | Patina Oil & Gas Corp
Universal Compression Partners | El Paso Energy Partners LP
Unocal Corp | Platinum Energy Resources Inc
US Energy Corp | XTO Energy Inc
US Energy Holdings Inc | Plains All American Pipeline
US Petroleum Corp | Crimson Exploration Inc
USA Superior Energy Holdings | Noble Drilling Corp
USR Technology Inc | Ultramar Diamond Shamrock Corp
UTI Energy Corp | Swift Energy Co
Vaalco Energy Inc | Noble Energy Inc
Valero Energy Corp | Enhanced Oil Resources Inc
[NAME] | Sunoco Inc
Vanguard Natural Resources LLC | Oceaneering International Inc
Vector Energy Corp | Comstock Resources Inc
Venoco Inc | Patterson-UTI Energy Inc
Veritas DGC Inc | Plains All American Pipeline
Victory Energy Corp | Patina Oil & Gas Corp
Vintage Petroleum Inc | Teton Energy Corp
Vision International Inc | Ultramar Diamond Shamrock Corp
Vortex Resources Corp | Evergreen Resources Inc
VTEX Energy Inc | Sunoco Inc
W&T Offshore Inc | Amerada Hess Corp
Warren Resources Inc | Quicksilver Resources Inc
Well Renewal Inc | Crosstex Energy LP
Wentworth Energy Inc | [NAME]
WesPac Technologies Corp | Enbridge Energy Partners LP
West Hawk Development Corp | Avalon Oil & Gas Inc
Western Gas Resources Inc | Apache Corp
Western Refining Inc | Whiting Petroleum Corp
Western Standard Energy Corp | Hess Corp
Westmont Resources Inc | Enbridge Energy Partners LP
Westport Resources Corp | Forest Oil Corp
Westside Energy Corp | [NAME]
Whiting Petroleum Corp | XTO Energy Inc
Whittier Energy Corp | Crosstex Energy LP
Winco Petroleum Corp | PetroQuest Energy Inc
Wiser Oil Co | EV Energy Partners LP
Worldwide PetroMoly Corp | Amerada Hess Corp
Wyoming Oil & Minerals Inc | Apache Corp
XTO Energy Inc | Sunoco Logistics Partners LP
Xtreme Oil & Gas Inc | MarkWest Energy Partners LP
Zydeco Energy Inc | BJ Services Co
 | Marathon Oil Corp
 | Forest Oil Corp
 | Phillips Petroleum Co Inc
 | Quest Resource Corp
 | Newfield Exploration Co
 | Schlumberger Ltd
 | ConocoPhillips Co
 | MarkWest Energy Partners LP
 | Metretek Technologies Inc
 | Anadarko Petroleum Corp
 | Range Resources Corp
 | Kerr-McGee Corp
 | MarkWest Energy Partners LP
 | Holly Energy Partners LP
 | China North E Petro Hldgs Ltd
 | Amerada Hess Corp
 | Unit Corp
 | Newfield Exploration Co
 | Petroleum Development Corp
 | ATP Oil & Gas Corp
 | ConocoPhillips Co
 | Chesapeake Energy Corp
 | Crosstex Energy LP
 | Berry Petroleum Co
 | Allis-Chalmers Energy Inc
 | Whiting Petroleum Corp
 | Questar Corp
 | Schlumberger Ltd
 | Phillips Petroleum Co Inc
 | ATP Oil & Gas Corp
 | XTO Energy Inc
 | [NAME]
 | Pride International Inc
 | Patterson-UTI Energy Inc
 | BreitBurn Energy Partners LP
 | Valero Energy Corp
 | Schlumberger Ltd
 | Forest Oil Corp
 | Houston Exploration Co
 | Headwaters Inc
 | Occidental Petroleum Corp
 | [NAME]
 | Oceaneering International Inc
 | Allis-Chalmers Energy Inc
 | Marathon Oil Corp
 | [NAME]
 | [NAME]
 | Evergreen Resources Inc
 | Sunoco Logistics Partners LP
 | Chesapeake Energy Corp
 | [NAME]
 | Pioneer Southwest Energy Ptnrs
 | Westport Resources Corp
 | Enbridge Energy Partners LP
 | Veritas DGC Inc
 | Veritas DGC Inc
 | Superior Well Services Inc
 | Devon Energy Corp
 | Comstock Resources Inc
 | Encore Acquisition Co
 | Schlumberger Ltd
 | XTO Energy Inc
 | Phillips Petroleum Co Inc
 | Phillips Petroleum Co Inc
 | [NAME]
 | St Mary Land & Exploration Co
 | Enbridge Energy Partners LP
 | Unit Corp
 | Geokinetics Inc
 | Comstock Resources Inc
 | Oceaneering International Inc
 | Enron Corp
 | MarkWest Energy Partners LP
 | Pioneer Natural Resources Co
 | Sunoco Logistics Partners LP
 | Texaco Inc
 | Texaco Inc
 | Burlington Resources Inc
 | Quaker Chemical Corp
 | Plains All American Pipeline
 | LINN Energy LLC
 | Occidental Petroleum Corp
 | LINN Energy LLC
 | Chesapeake Energy Corp
 | Prize Energy Corp
 | Occidental Petroleum Corp
 | Giant Industries Inc
 | Westport Resources Corp
 | Superior Energy Services Inc
 | Unit Corp
 | PrimeEnergy Corp
 | Petroleum Development Corp
 | Amerada Hess Corp
 | Oceaneering International Inc
 | Louis Dreyfus Natural Gas
 | Grey Wolf Inc
 | Global Industries Ltd
 | Tosco Corp
 | Chesapeake Energy Corp
 | Chesapeake Energy Corp
 | Sunoco Inc
 | Questar Corp
 | W&T Offshore Inc
 | Isramco Inc
 | Isramco Inc
 | ConocoPhillips Co
 | Valero Energy Corp
 | Encore Acquisition Co
 | Chevron Corp
 | Range Resources Corp
 | BJ Services Co
 | Swift Energy Co
 | Plains All American Pipeline
 | Berry Petroleum Co
 | Devon Energy Corp
 | [NAME]
 | Penn Virginia Corp
 | Plains All American Pipeline
 | Forest Oil Corp
 | Geokinetics Inc
 | Allis-Chalmers Corp
 | Frontier Oil Corp
 | MarkWest Energy Partners LP
 | Burlington Resources Inc
 | Superior Well Services Inc
 | Chesapeake Energy Corp
 | Apache Corp
 | Mariner Energy Inc
 | Patina Oil & Gas Corp
 | Allis-Chalmers Energy Inc
 | Trans Energy Inc
 | Plains All American Pipeline
 | LINN Energy LLC
 | LINN Energy LLC
 | Giant Industries Inc
 | Quicksilver Resources Inc
 | Valero Energy Corp
 | Diamond Offshore Drilling Inc
 | Regency Energy Partners LP
 | Equitable Resources Inc
 | Plains All American Pipeline
 | Chevron Corp
 | Amerada Hess Corp
 | Petrohawk Energy Corp
 | Apache Corp
 | Oceaneering International Inc
 | 3TEC Energy Corp
 | Patterson-UTI Energy Inc
 | TETRA Technologies Inc
 | Anadarko Petroleum Corp
 | Pennzoil-Quaker State Co
 | Schlumberger Ltd
 | Plains All American Pipeline
 | XTO Energy Inc
 | Sunoco Logistics Partners LP
 | [NAME]
 | XTO Energy Inc
 | XTO Energy Inc
 | XTO Energy Inc
 | Forest Oil Corp
 | XTO Energy Inc
 | Chevron Corp
 | Occidental Petroleum Corp
 | Newfield Exploration Co
 | 3TEC Energy Corp
 | Giant Industries Inc
 | Apache Corp
 | Chesapeake Energy Corp
 | Chesapeake Energy Corp
 | Plains All American Pipeline
 | Stone Energy Corp
 | Giant Industries Inc
 | Pogo Producing Co
 | Unit Corp
 | Chesapeake Energy Corp
 | Schlumberger Ltd
 | OMNI Energy Services Corp
 | Chesapeake Energy Corp
 | Pogo Producing Co
 | XTO Energy Inc
 | Key Energy Services Inc
 | Basic Energy Services Inc
 | Basic Energy Services Inc
 | Conoco Inc
 | Kaneb Pipe Line Partners LP
 | El Paso Energy Partners LP
 | Apache Corp
 | Pioneer Drilling Co
 | Petroleum Development Corp
 | Range Resources Corp
 | Apache Corp
 | Exterra Energy Inc
 | Parallel Petroleum Corp
 | ATP Oil & Gas Corp
 | ATP Oil & Gas Corp
 | Patterson-UTI Energy Inc
 | Plains All American Pipeline
 | Sunoco Logistics Partners LP
 | Apache Corp
 | Superior Well Services Inc
 | St Mary Land & Exploration Co
 | Headwaters Inc
 | Georesources Inc
 | Anadarko Petroleum Corp
 | TETRA Technologies Inc
 | Plains All American Pipeline
 | Noble Energy Inc
 | US Energy Corp
 | [NAME]
 | Encore Acquisition Co
 | Vintage Petroleum Inc
 | XTO Energy Inc
 | Encore Acquisition Co
 | Allis-Chalmers Corp
 | GulfTex Energy Corp
 | General Minerals Corp
 | Warren Resources Inc
 | Schlumberger Ltd
 | Allis-Chalmers Energy Inc
 | Valero Energy Corp
 | GulfMark Offshore Inc
 | Arena Resources Inc
 | Regency Energy Partners LP
 | Quest Resource Corp
 | Amerada Hess Corp
 | Sunoco Logistics Partners LP
 | Sunoco Logistics Partners LP
 | Meridian Resource Corp
 | Vaalco Energy Inc
 | Stone Energy Corp
 | Magnum Hunter Resources Inc
 | Louis Dreyfus Natural Gas
 | Apache Corp
 | Apache Corp
 | Pacific Energy Partners LP
 | Louis Dreyfus Natural Gas
 | EMTA Holdings Inc
 | Basic Energy Services Inc
 | Basic Energy Services Inc
 | [NAME]
 | Emvelco Corp
 | American Oil & Gas Inc
 | Headwaters Inc
 | Quaker Chemical Corp
 | Magellan Petroleum Corp
 | Nuevo Energy Co
 | Range Resources Corp
 | Allis-Chalmers Energy Inc
 | XTO Energy Inc
 | Chesapeake Energy Corp
 | Contango Oil & Gas Co
 | MarkWest Energy Partners LP
 | Valero Energy Corp
 | Quaker Chemical Corp
 | Mission Resources Corp
 | Forest Oil Corp
 | American Energy Prodn Inc
 | Oceaneering International Inc
 | Kaneb Pipe Line Partners LP
 | Vanguard Natural Resources LLC
 | Superior Well Services Inc
 | UTI Energy Corp
 | Range Resources Corp
 | Pogo Producing Co
 | Allis-Chalmers Energy Inc
 | Nabors Industries Inc
 | Anadarko Petroleum Corp
 | Oceaneering International Inc
 | Key Energy Services Inc
 | Key Energy Services Inc
 | Key Energy Services Inc
 | Quaker Chemical Corp
 | Basic Energy Services Inc
 | Equity Oil Co
 | Phillips Petroleum Co Inc
 | Encore Acquisition Co
 | El Paso Energy Partners LP
 | El Paso Energy Partners LP
 | Saxon Oil Co Ltd
 | Geokinetics Inc
 | Tesoro Petroleum Corp
 | Royale Energy Inc
 | South Texas Drilling & Exp Inc
 | Key Production Co Inc
 | Quest Resource Corp
 | [NAME]
 | Helmerich & Payne Inc
 | El Paso Energy Partners LP
 | Ultra Petroleum Corp
 | Newfield Exploration Co
 | Texen Oil & Gas Inc
 | Capital City Energy Group Inc
 | Penn Virginia Corp
 | Superior Energy Services Inc
 | Crosstex Energy LP
 | Arena Resources Inc
 | Apache Corp
 | Schlumberger Ltd
 | Hallador Petroleum Co
 | XTO Energy Inc
 | Berry Petroleum Co
 | Mariner Energy Inc
 | [NAME]
 | Superior Energy Services Inc
 | Forest Oil Corp
 | Plains All American Pipeline
 | Allis-Chalmers Energy Inc
 | Gasco Energy Inc
 | LINN Energy LLC
 | Patterson Energy Inc
 | [NAME]
 | Holly Energy Partners LP
 | ATP Oil & Gas Corp
 | American Petroleum Group Inc
 | Evergreen Resources Inc
 | Schlumberger Ltd
 | Cambridge Energy Corp
 | RAM Energy Resources Inc
 | Cross Timbers Oil Co
 | FieldPoint Petroleum Corp
 | Westport Resources Corp
 | Complete Production Svcs Inc
 | Pontotoc Production Inc
 | Encore Acquisition Co
 | MarkWest Energy Partners LP
 | Chesapeake Energy Corp
 | [NAME]
 | Vanguard Natural Resources LLC
 | Alon USA Energy Inc
 | Quest Resource Corp
 | Edge Petroleum Corp
 | Lucas Energy Inc
 | Pioneer Natural Resources Co
 | EXCO Resources Inc
 | GREKA Energy Corp
 | BJ Services Co
 | Key Energy Services Inc
 | Pantera Petroleum Inc
 | Powder River Basin Gas Corp
 | Energas Resources Inc
 | Superior Well Services Inc
 | Empire Energy Corp
 | Panaco Inc
 | Miller Petroleum Inc
 | Tesoro Petroleum Corp
 | Alon USA Energy Inc
 | Chesapeake Energy Corp
 | Crimson Exploration Inc
 | Abraxas Petroleum Corp
 | Wiser Oil Co
 | Tesoro Corp
 | Tesoro Corp
 | Lions Petroleum Inc
 | Cabot Oil & Gas Corp
 | Trans Energy Inc
 | Transmeridian Exploration Inc
 | Petroleum Development Corp
 | Key Energy Services Inc
 | Pioneer Drilling Co
 | Pioneer Drilling Co
 | Pioneer Drilling Co
 | TETRA Technologies Inc
 | Tengasco Inc
 | Energy & Engine Tech Corp
 | Valero Energy Corp
 | Pride International Inc
 | Wyoming Oil & Minerals Inc
 | Blast Energy Services Inc
 | Edge Petroleum Corp
 | 3TEC Energy Corp
 | Pioneer Drilling Co
 | Forest Oil Corp
 | Superior Oil & Gas Co
 | Venoco Inc
 | Edge Petroleum Corp
 | Probex Corp
 | New Concept Energy Inc
 | Crimson Exploration Inc
 | North Coast Energy Inc
 | Energytec Inc
 | New Frontier Energy Inc
 | Unit Corp
 | Fellows Energy Ltd
 | Petroleum Development Corp
 | Friendly Energy Exploration
 | Castle Energy Corp
 | Atlas Energy Resources LLC
 | Vintage Petroleum Inc
 | Crosstex Energy LP
 | Baseline Oil & Gas Corp
 | Northern Oil & Gas Inc
 | Atlas America Inc
 | VTEX Energy Inc
 | Abraxas Petroleum Corp
 | GeoBio Energy Inc
 | Surge Global Energy Inc
 | Gulf Onshore Inc
 | OMNI Energy Services Corp
 | Pennzoil-Quaker State Co
 | Freestone Resources Inc
 | OMNI Energy Services Corp
 | Allis-Chalmers Energy Inc
 | ATP Oil & Gas Corp
 | Black Warrior Wireline Corp
 | ParaFin Corp
 | Magnum Hunter Resources Corp
 | Continental Southern Resources
 | Matrixx Resource Holdings Inc
 | Saratoga Resources Inc
 | Hallador Petroleum Co
 | Comstock Resources Inc
 | OMNI Energy Services Corp
 | Callon Petroleum Co
 | Westside Energy Corp
 | Bluestar Health Inc
 | Titan Oil & Gas Inc
 | Imperial Petroleum Inc
 | Imperial Petroleum Inc
 | 3TEC Energy Corp
 | Republic Resources Inc
 | GeoPetro Resources Co
 | Platina Energy Group Inc
 | Harken Energy Corp
 | Nitro Petroleum Inc
 | NELX Inc
 | NELX Inc
 | Admiral Bay Resources Inc
 | Storm Cat Energy Corp
 | Falcon Oil & Gas Ltd
 | MarkWest Energy Partners LP
 | Storm Cat Energy Corp
 | Spindletop Oil & Gas Co
 | Imperial Petroleum Inc
 | Petrol Industries Inc
 | Saratoga Resources Inc
 | OMNI Energy Services Corp
 | High Velocity Alternative
 | Avalon Oil & Gas Inc
 | Wyoming Oil & Minerals Inc
 | [NAME]
 | Blacksands Petroleum Inc
 | Powder River Basin Gas Corp
 | International Imaging Systems
 | Star Energy Corp
 | Star Energy Corp
 | N American Energy Resources
 | Empire Energy Corp
 | Taurus Entertainment Cos Inc
 | Cementitious Materials Inc
 | Gulf Onshore Inc
 | Gulf Onshore Inc
 | American Resources Tech Inc
 | Cambridge Energy Corp
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