N & B Enterprises, Inc.
N & W Enterprises, Inc.
N-10 Exploration, LLC
N.F. Producers, Inc.
Nacogdoches Oil & Gas, LLC
Nadel and Gussman LLC
NAE, Inc.
Nataraja Oil Corporation
National Cooperative Refinery Assoc.
Natural Capital LLC
NC Oil Company, Inc.
Nemaha Oil and Gas LLC
New Age Oil LLC
New Donna Lee Oil Company
New Gulf Operating LLC
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New Western Operating, LLC
Newhouse, Will
Nichols Fluid Service, Inc.
Nichols Well Pulling Service, a General Partnership
Nichols, Manford, A General Partnership
Nichols, Orville B.
Nickell Drilling
Niehage Oil Company, LLC
Niehage, Sherwin (Kent Niehage POA)
Noah, Calvin
Noble Energy, Inc.
Noble Petroleum, Inc.
Nor-West Kansas Oil, L.L.C.
Nordmeyer Oil, Inc.
Norstar Development
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Norstar Petroleum, Inc.
North American Drilling & Exploration, Inc.
North American Resources Company
North Plains Corp.
Northern Lights Oil Company, LLC
Northstar Investments, Inc.
Novy Oil & Gas, Inc.
NPF Energy Corporation
NRD - Rein Resources, a General Partnership
NTR Energy, LLC
Nuss Oil Operations
Nuss, Fred J.
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