| 1 | Valley Crossing Pipeline, LLC | 5 | 5 | 0 | 0 | Jan 25, 2018 | May 9, 2018 |
| 2 | Texas Gas Service Company | 2 | 2 | 0 | 0 | Feb 8, 2017 | Sep 7, 2017 |
| 3 | Nustar Logistics, L.P. | 1 | 1 | 0 | 0 | Jun 26, 2018 | Jun 26, 2018 |
| 4 | WWM Operating, LLC | 1 | 1 | 0 | 0 | May 22, 2026 | May 22, 2026 |
| 5 | Ventex Operating Corp. | — | 0 | 0 | 35 | — | — |
| 6 | Texas Oil & Gas Corp. | — | 4 | 0 | 15 | — | — |
| 7 | Gulf Oil Corp. | — | 1 | 0 | 6 | — | — |
| 8 | Texaco Inc. | — | 9 | 0 | 5 | — | — |
| 9 | Rincon Petroleum Corporation | — | 7 | 0 | 5 | — | — |
| 10 | Western Gulf Oil & Gas, LLC | — | 3 | 0 | 5 | — | — |
| 11 | Inexco Oil Company | — | 5 | 0 | 4 | — | — |
| 12 | Southwest Oil & Land, Inc. | — | 4 | 0 | 4 | — | — |
| 13 | Carl Oil & Gas Inc. | — | 2 | 0 | 4 | — | — |
| 14 | Awp Operating Company | — | 1 | 0 | 4 | — | — |
| 15 | Texaco E & P Inc. | — | 0 | 0 | 4 | — | — |
| 16 | Exxon Corp. | — | 12 | 0 | 3 | — | — |
| 17 | Marquee Corporation | — | 8 | 0 | 3 | — | — |
| 18 | Sanchez Oil & Gas Corporation | — | 10 | 0 | 2 | — | — |
| 19 | Arco Oil & Gas Co. | — | 3 | 0 | 2 | — | — |
| 20 | Parker & Parsley Producing L.P. | — | 2 | 0 | 2 | — | — |
| 21 | A & D Exploration Company | — | 1 | 0 | 2 | — | — |
| 22 | Bay Rock Operating Company | — | 1 | 0 | 2 | — | — |
| 23 | Coastal States Gas Prod. Co. | — | 1 | 0 | 2 | — | — |
| 24 | Faulconer Vernon E. Inc. | — | 0 | 0 | 2 | — | — |
| 25 | J.L.M Properties & Co | — | 0 | 0 | 2 | — | — |
| 26 | Lone Star Mineral Developmt LLC | — | 0 | 0 | 2 | — | — |
| 27 | Morgan Enterprises Inc. | — | 0 | 0 | 2 | — | — |
| 28 | Voss John W. Properties Inc. | — | 0 | 0 | 2 | — | — |
| 29 | VT Vistatex Energy LLC | — | 0 | 0 | 2 | — | — |
| 30 | Coastal Oil & Gas Corporation | — | 11 | 0 | 1 | — | — |
| 31 | London Petroleum Corporation | — | 2 | 0 | 1 | — | — |
| 32 | Bishop, R. H. | — | 1 | 0 | 1 | — | — |
| 33 | Dynamic Production, Inc. | — | 1 | 0 | 1 | — | — |
| 34 | Kebo Oil & Gas, Inc. | — | 1 | 0 | 1 | — | — |
| 35 | Pinnacle Operating Company, Inc | — | 1 | 0 | 1 | — | — |
| 36 | Winn Exploration Co., Inc. | — | 1 | 0 | 1 | — | — |
| 37 | Alpha-Omega Energy | — | 0 | 0 | 1 | — | — |
| 38 | BZG E&P LLC | — | 0 | 0 | 1 | — | — |
| 39 | Continental Oil Company | — | 0 | 0 | 1 | — | — |
| 40 | Culberson Well Service Inc. | — | 0 | 0 | 1 | — | — |
| 41 | Dallas Petroleum Group LLC | — | 0 | 0 | 1 | — | — |
| 42 | Diversified O&G Prod. Co. Inc. | — | 0 | 0 | 1 | — | — |
| 43 | French Production Incorporated | — | 0 | 0 | 1 | — | — |
| 44 | Maguire Oil Company | — | 0 | 0 | 1 | — | — |
| 45 | Thomfield Energy LLC | — | 0 | 0 | 1 | — | — |
| 46 | Vistatex Energy LLC | — | 0 | 0 | 1 | — | — |
| 47 | WB Equipment | — | 0 | 0 | 1 | — | — |
| 48 | Seadrift Pipeline Corporation | — | 8 | 0 | 0 | — | — |
| 49 | Bridge Oil Company, L. P. | — | 5 | 0 | 0 | — | — |
| 50 | Bay Rock Corp. | — | 4 | 0 | 0 | — | — |
| 51 | Huffco Petroleum Corporation | — | 4 | 0 | 0 | — | — |
| 52 | Sundance Oil Company | — | 4 | 0 | 0 | — | — |
| 53 | World Hydrocarbon, Inc. | — | 4 | 0 | 0 | — | — |
| 54 | Austin Resources Corporation | — | 3 | 0 | 0 | — | — |
| 55 | Brahman Energy, Inc. | — | 3 | 0 | 0 | — | — |
| 56 | Discorbis Oil Co. | — | 3 | 0 | 0 | — | — |
| 57 | Getty Oil Co. | — | 3 | 0 | 0 | — | — |
| 58 | Waters Eng. & Operating, Inc. | — | 3 | 0 | 0 | — | — |
| 59 | Adobe Resources Corporation | — | 2 | 0 | 0 | — | — |
| 60 | Americorp Petroleum Company | — | 2 | 0 | 0 | — | — |
| 61 | Bell, Kelly | — | 2 | 0 | 0 | — | — |
| 62 | Benchmark Land & Exploration Inc | — | 2 | 0 | 0 | — | — |
| 63 | Contract Energy, L.L.C. | — | 2 | 0 | 0 | — | — |
| 64 | Esenjay Petroleum Corp. | — | 2 | 0 | 0 | — | — |
| 65 | Guaranty Petroleum Corp. | — | 2 | 0 | 0 | — | — |
| 66 | Hilliard Oil & Gas, Inc. | — | 2 | 0 | 0 | — | — |
| 67 | Miramar Petroleum, Inc. | — | 2 | 0 | 0 | — | — |
| 68 | Monterrey Petroleum Corp. | — | 2 | 0 | 0 | — | — |
| 69 | Petrus Operating Co., Inc. | — | 2 | 0 | 0 | — | — |
| 70 | Pyro Energy Corp. | — | 2 | 0 | 0 | — | — |
| 71 | Quintana Pet. Corp. | — | 2 | 0 | 0 | — | — |
| 72 | Samedan Oil Corporation | — | 2 | 0 | 0 | — | — |
| 73 | Telsus Exploration, Inc. | — | 2 | 0 | 0 | — | — |
| 74 | Tenroc Corporation | — | 2 | 0 | 0 | — | — |
| 75 | Texas Fuel Company | — | 2 | 0 | 0 | — | — |
| 76 | Westchase Petroleum Corp. | — | 2 | 0 | 0 | — | — |
| 77 | A & D Cogeneration Company | — | 1 | 0 | 0 | — | — |
| 78 | Adobe Oil & Gas Corp. | — | 1 | 0 | 0 | — | — |
| 79 | Anschutz Corporation, The | — | 1 | 0 | 0 | — | — |
| 80 | Asamera Oil (U.S.) Inc. | — | 1 | 0 | 0 | — | — |
| 81 | Atasca Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 82 | Bexco Operating, Inc. | — | 1 | 0 | 0 | — | — |
| 83 | Border Exploration Co. | — | 1 | 0 | 0 | — | — |
| 84 | Burk Royalty Company | — | 1 | 0 | 0 | — | — |
| 85 | Cayuga Exploration, Inc. | — | 1 | 0 | 0 | — | — |
| 86 | Ceniza Petroleum, Inc. | — | 1 | 0 | 0 | — | — |
| 87 | Christie Energy Co., Inc. | — | 1 | 0 | 0 | — | — |
| 88 | CNG Producing Company | — | 1 | 0 | 0 | — | — |
| 89 | Corpus Christi Oil & Gas Co. | — | 1 | 0 | 0 | — | — |
| 90 | Crystal Oil Company | — | 1 | 0 | 0 | — | — |
| 91 | Dewbre Petroleum Corporation | — | 1 | 0 | 0 | — | — |
| 92 | Energy Development Corp. | — | 1 | 0 | 0 | — | — |
| 93 | Engelke, R. H. | — | 1 | 0 | 0 | — | — |
| 94 | Esenjay Operating, Inc. | — | 1 | 0 | 0 | — | — |
| 95 | Florida Gas Exploration Company | — | 1 | 0 | 0 | — | — |
| 96 | Flournoy Production Co. | — | 1 | 0 | 0 | — | — |
| 97 | Fort Worth Operating Company,llc | — | 1 | 0 | 0 | — | — |
| 98 | Geodominion Petroleum | — | 1 | 0 | 0 | — | — |
| 99 | Goldking Prod. Co. | — | 1 | 0 | 0 | — | — |
| 100 | Lacy, R., Inc. | — | 1 | 0 | 0 | — | — |
| 101 | Lovelady, Ike Inc. | — | 1 | 0 | 0 | — | — |
| 102 | Marline Petroleum Corporation | — | 1 | 0 | 0 | — | — |
| 103 | McCormick-Galaxy-Hamill | — | 1 | 0 | 0 | — | — |
| 104 | Moncrief, W A & Buschman, Robert | — | 1 | 0 | 0 | — | — |
| 105 | Mueller Engineering Corp. | — | 1 | 0 | 0 | — | — |
| 106 | Mulloy Operating, Inc. - | — | 1 | 0 | 0 | — | — |
| 107 | N Am. Royalties/Hamman O & R Co. | — | 1 | 0 | 0 | — | — |
| 108 | Pel-Tex Oil Company, Inc. | — | 1 | 0 | 0 | — | — |
| 109 | Pelto Oil Company | — | 1 | 0 | 0 | — | — |
| 110 | Pend Oreille/Hammon Oil & Refg. | — | 1 | 0 | 0 | — | — |
| 111 | Petrus Oil Company, L.P. | — | 1 | 0 | 0 | — | — |
| 112 | Pg&e Gas Transmission, Tex. Corp | — | 1 | 0 | 0 | — | — |
| 113 | Pg&e Texas Pipeline, L.P. | — | 1 | 0 | 0 | — | — |
| 114 | Richards Producing Company | — | 1 | 0 | 0 | — | — |
| 115 | Rockwood Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 116 | Shell Western E&P Inc. | — | 1 | 0 | 0 | — | — |
| 117 | Sheridan Energy,inc. | — | 1 | 0 | 0 | — | — |
| 118 | Southport Exploration Inc. | — | 1 | 0 | 0 | — | — |
| 119 | Stone Oil Corporation, The | — | 1 | 0 | 0 | — | — |
| 120 | Sue-Ann Operating Co. | — | 1 | 0 | 0 | — | — |
| 121 | Sue-Ann Production Company | — | 1 | 0 | 0 | — | — |
| 122 | Suemaur Exploration, Inc. | — | 1 | 0 | 0 | — | — |
| 123 | Tejas Prod Co-Hanover Pet. Corp. | — | 1 | 0 | 0 | — | — |
| 124 | Terra Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 125 | Trace Exploration, Inc. | — | 1 | 0 | 0 | — | — |
| 126 | Tri-C Resources, LLC | — | 1 | 0 | 0 | — | — |
| 127 | Ventex Operating Corp. | — | 1 | 0 | 0 | — | — |
| 128 | West, Thomas S., Jr. | — | 1 | 0 | 0 | — | — |
| 129 | Zilkha Energy Company | — | 1 | 0 | 0 | — | — |