| 1101 | Twinoaks Oil & Gas Co | Newark, OH 43058-0764 | Oil & Gas Operator | Dec 2017 |
| 1102 | Unger Well Drilling Corp | Dennison, OH 44621 | Oil & Gas Operator | Dec 1999 |
| 1103 | Unicorn Oil & Gas Co Inc | Dorset, OH 44032 | Oil & Gas Operator | Dec 1993 |
| 1104 | Union Camp Corp | Dover, OH 44622 | Oil & Gas Operator | Dec 2002 |
| 1105 | Union Oil Co | Danville, OH 43014 | Oil & Gas Operator | Dec 2014 |
| 1106 | United O&G/Atlee Miller | Millersburg, OH 44654 | Oil & Gas Operator | Dec 1985 |
| 1107 | Unity Petroleum | Howard, OH 43028 | Oil & Gas Operator | Dec 2017 |
| 1108 | Universal Exploration Inc | Wadsworth, OH 44281-9460 | Oil & Gas Operator | Dec 1989 |
| 1109 | Unknown Owner | Columbus, OH 43229 | Oil & Gas Operator | Dec 2008 |
| 1110 | Us Oil & Gas Inc | Marietta, OH 45750 | Oil & Gas Operator | Sep 2018 |
| 1111 | Valentine Oil Properties | Lowell, OH 45744 | Oil & Gas Operator | Dec 1997 |
| 1112 | Valley Petroleum Management | Utica, OH 43080 | Oil & Gas Operator | Dec 2017 |
| 1113 | Vanguard Oil & Gas LLC | Hanoverton, OH 44423 | Oil & Gas Operator | Dec 2017 |
| 1114 | Vaught Oil Co | Akron, OH 44319 | Oil & Gas Operator | Dec 2017 |
| 1115 | Vess Petroleum Inc. | Lower Salem, OH 45745 | Oil Operator | Dec 2017 |
| 1116 | Victor McKenzie Drilling Co I | Zanesville, OH 43702-3323 | Oil & Gas Operator | Dec 2017 |
| 1117 | Viking Resources LLC | Deerfield, OH 44411 | Oil & Gas Operator | Dec 2017 |
| 1118 | Virco Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2017 |
| 1119 | W H Patten Drilling Co | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2017 |
| 1120 | W K Frost Inc | Newark, OH 43055 | Oil & Gas Operator | Dec 2017 |
| 1121 | W P Brown Enterprises Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2017 |
| 1122 | Waddy & Son Oilfield Services | Dellroy, OH 44620-9762 | Oil & Gas Operator | Dec 2017 |
| 1123 | Waldron David A | Wooster, OH 44691 | Oil & Gas Operator | Dec 2003 |
| 1124 | Wallick Petroleum Co | Reynoldsburg, OH 43068 | Oil & Gas Operator | Dec 1994 |
| 1125 | Warner Clifford E | Newark, OH 43055 | Oil Operator | Dec 2017 |
| 1126 | Warner George H | Pomeroy, OH 45769 | Oil & Gas Operator | Dec 2014 |
| 1127 | Warner Mildred | Fredericktown, OH 43019 | Oil & Gas Operator | Dec 2012 |
| 1128 | Warren Drilling Co | Dexter City, OH 45727 | Oil & Gas Operator | Dec 2017 |
| 1129 | Waterco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 1130 | Watson Wayne W | Cambridge, OH 43725-3024 | Oil & Gas Operator | Dec 2002 |
| 1131 | Watters Bruce A | Woodsfield, OH 43793 | Oil & Gas Operator | Dec 2017 |
| 1132 | Wayne Hammond Enterprises Inc | Bolivar, OH 44612-0488 | Oil & Gas Operator | Dec 2017 |
| 1133 | We Energy LLC | Columbus, OH 43229 | Oil Operator | Dec 2017 |
| 1134 | Web Oil Inc | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2013 |
| 1135 | Weber Paul A | N Canton, OH 44720 | Oil & Gas Operator | Dec 1994 |
| 1136 | Weinsz Oil & Gas Inc | North Canton, OH 44720 | Oil & Gas Operator | Dec 2003 |
| 1137 | Weiss Drilling Inc | Jerusalem, OH 43747 | Oil & Gas Operator | Dec 2017 |
| 1138 | Welsh Hills Oil & Gas Co | Newark, OH 43055 | Oil & Gas Operator | Dec 1999 |
| 1139 | Wenner Petroleum Corp | Englewood, CO 80111 | Oil & Gas Operator | Dec 1986 |
| 1140 | West Bay Exploration Company | Muenster, TX 76252 | Oil & Gas Operator | May 2018 |
| 1141 | West William W | Gallipolis, OH 45631 | Oil & Gas Operator | Dec 2017 |
| 1142 | Western Hemisphere Group | Buffalo, NY 14218 | Oil & Gas Operator | Dec 1993 |
| 1143 | Western Reserve Exp | Perry, OH 44081 | Oil & Gas Operator | Dec 2003 |
| 1144 | Western Resources{Wva}Inc | Chantilly, VA 22022-595 | Oil & Gas Operator | Dec 1994 |
| 1145 | Wheeler Michael D | Newark, OH 43055 | Oil & Gas Operator | Dec 2017 |
| 1146 | Whidbey Resources Inc | Hudson, OH 44236 | Oil & Gas Operator | Dec 2016 |
| 1147 | Whipple Run Oil & Gas Co | Grantsville, WV 26147 | Oil & Gas Operator | Dec 2006 |
| 1148 | Whitacre Enterprises | Graysville, OH 45734 | Oil & Gas Operator | Dec 2017 |
| 1149 | White Energy Inc | Berlin Center, OH 44401 | Oil & Gas Operator | Dec 2016 |
| 1150 | White J P | Rock Creek, OH 44084 | Oil & Gas Operator | Dec 1989 |
| 1151 | Whited Roger | Davisville, WV 26142 | Oil & Gas Operator | Dec 2017 |
| 1152 | Whitetail Crude Inc | Ness City, KS 67560 | Oil & Gas Operator | Jul 2018 |
| 1153 | Whitnam Oil & Gas Corp. | Glenville, WV 26351 | Oil & Gas Operator | Dec 2009 |
| 1154 | Whitney Thomas C | Danville, OH 43014 | Oil & Gas Operator | Dec 2017 |
| 1155 | Wilkes Energy Inc | Akron, OH 44308 | Oil & Gas Operator | Dec 2017 |
| 1156 | Willey George | Newark, OH 43058-572 | Oil & Gas Operator | Dec 2017 |
| 1157 | William S Miller Inc | Hanoverton, OH 44423 | Oil & Gas Operator | Dec 2017 |
| 1158 | Wilson Energy LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2017 |
| 1159 | Wilson Jay - Azog Inc | Malta, OH 43758 | Oil & Gas Operator | Dec 2017 |
| 1160 | Wilson Petroleum Corp | Westerville, OH 43081 | Oil & Gas Operator | Dec 2000 |
| 1161 | Windsor Associates Inc | Fairlawn, OH 44333-4006 | Oil & Gas Operator | Dec 2012 |
| 1162 | Winston Oil Co | Marietta, OH 45750-754 | Oil & Gas Operator | Jul 2018 |
| 1163 | Wiser Oil Co | Dallas, TX 75225 | Oil & Gas Operator | Dec 2014 |
| 1164 | Witco Corporation | Newark, OH 43055 | Oil & Gas Operator | Dec 1995 |
| 1165 | Witlicki Richard | Jefferson, OH 44047 | Oil & Gas Operator | Dec 2015 |
| 1166 | WM Oil & Gas Inc | North Canton, OH 44721 | Oil & Gas Operator | Dec 2017 |
| 1167 | WNT Operating Inc | Dover, OH 44622 | Oil & Gas Operator | Dec 2001 |
| 1168 | Wolfe Oil | Bremen, OH 43107 | Oil Operator | Dec 2017 |
| 1169 | Wolford Ben & Bonnie | Frazeysburg, OH 43822 | Oil Operator | Dec 2016 |
| 1170 | Wood Charles L | Akron, OH 44320 | Oil & Gas Operator | Dec 1990 |
| 1171 | Wood Donald E | Independence, KS 67301 | Oil & Gas Operator | Dec 2017 |
| 1172 | Woodyard Drilling | Chesterhill, OH 43728 | Oil & Gas Operator | Dec 2016 |
| 1173 | Worthington Oil Co Inc | Worthington, OH 43085 | Oil & Gas Operator | Dec 1989 |
| 1174 | Wray-Vernau Partnership | Newark, OH 43055 | Oil & Gas Operator | Dec 1988 |
| 1175 | WRP Energy Inc | Canfield, OH 44406 | Oil & Gas Operator | Dec 2017 |
| 1176 | Wyant Exploration Co | Pomeroy, OH 45769 | Oil & Gas Operator | Dec 2017 |
| 1177 | Wynn Oil Co | Marietta, OH 45750 | Oil & Gas Operator | Dec 1998 |
| 1178 | XTO Energy Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2018 |
| 1179 | Yei Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
| 1180 | Yoder Darrell Dba Double "D" | Dayton, OH 45458 | Oil & Gas Operator | Dec 2015 |
| 1181 | Yontz James | Jerusalem, OH 43747 | Oil & Gas Operator | Dec 2017 |
| 1182 | Zenith Exploration Co Inc | Washington, PA 15301 | Oil & Gas Operator | Dec 2014 |
| 1183 | Zenith Oil & Gas Inc | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 1999 |
| 1184 | Zilkha Energy Inc | Houston, TX 77002-5223 | Oil & Gas Operator | Dec 2008 |
| 1185 | Zink Petroleum Corp | Uniontown, OH 44685 | Oil & Gas Operator | Dec 1993 |
| 1186 | Zoran Oil & Gas | Jefferson, OH 44047 | Oil & Gas Operator | Dec 2011 |
| 1187 | Zoran Oil & Gas Co | Jefferson, OH 44047 | Oil & Gas Operator | Dec 2017 |