| Owner Name | Type | Phone | TPS | Address | City | St | Zip | Operator | Hearing | Unit | Acres | Parcels |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mark Chamberlain | Individual | – | 44923 SR 517 | Fairfield Township | OH | 44408 | Hilcorp | 08/27/2025 | Fairfield Phoenix Southwest Unit 25 | 58.42 | 11 | |
| Mark Chavis | Individual | – | 35323 Bald Eagle Lane | Willoughby | OH | 44094 | Ascent | 01/28/2026 | 2 units | 0.00 | 6 | |
| Mark Curryw/ Beverly J. Curry | Individual | – | 17 Main Street | Freeport | ME | 04078 | INR Ohio | 08/21/2025 | Rubel SW Unit | 0.82 | 7 | |
| Mark Curryw/ Beverly J. Curry | Individual | Freeport, ME 04032 | Freeport | ME | 04032 | INR Ohio | 08/21/2025 | 2 units | 20.71 | 9 | ||
| Mark Curtis | Individual | – | 225 West Warren Street | Cadiz | OH | 43907 | Ascent | 02/04/2026 | Wylie N SHC HR | 0.12 | 1 | |
| Mark C. Willis | Individual | 4215 Hart Road | Richfield | OH | 44286 | EOG | 04/15/2026 | Chapman GY CEN South Amendment | 96.30 | 3 | ||
| Mark D. Grohw/ Lorie A. Groh | Individual | – | 77349 Kinsey Orchard Road | Freeport | OH | 43973 | Ascent | 12/17/2025 | Bertram NE LND GR Unit | 1 | ||
| Mark Douglas Merrow | Individual | – | 5282 Kaylin Drive | New Franklin | OH | 44319 | EOG | 08/21/2025 | Oryx HSN Unit | 7.52 | 2 | |
| Mark Douglass and Dean Douglass, Co-Trustees of the Douglass Family Irrevocable Trust, U/A dated September 19, 2012 | Trust | – | 60600 Douglass Road Attn: Mark Douglass and Dean Douglass, Co-Trustees |
Warren | OH | 43713 | Ascent | 12/10/2025 | Withey NW WRN BL Unit | 41.67 | 1 | |
| Mark Edgar Wallace | Individual | – | 87250 Amsterdam Road | Skit | OH | 43986 | EAP Ohio | 09/24/2025 | Good Shepherd HN GMN SE | 19.03 | 1 | |
| Mark E. Kiddw/ Patricia A. Kidd | Individual | – | 3172 Spencer Road Northeast | Hickory | NC | 28613 | Ascent | 01/14/2026 | 2 units | 2.63 | 3 | |
| Mark E. Shrock | Individual | – | 7895 Stony Point Road Northwest | Sugar Creek Township | OH | 44681 | EAP Ohio | 08/27/2025 | 2 units | 20.74 | 2 | |
| Mark E. Smith | Individual | – | 18703 Chapae Lane | Apple Valley | CA | 92307 | EOG | 08/21/2025 | Gazelle NSH Unit | 39.03 | 1 | |
| Mark E. Thornton | Individual | – | 49581 Fairpoint Maynard Road | Blainesville | OH | 43950 | Ascent | 11/14/2025 | Sharp E WHL BL Unit | 0.29 | 1 | |
| Mark E. Wallace | Individual | – | 87250 Amsterdam Road | Skit | OH | 43986 | EAP Ohio | 09/24/2025 | 2 units | 85.53 | 2 | |
| Mark E. Weppler | Individual | – | 82587 Craigo Road | Washington | OH | 44699 | EOG | 10/01/2025 | Storm HWS A Unit | 80.60 | 3 | |
| Mark Fisherw/ Pamela J. Fisher | Individual | – | 45129 Unionvale Road | Cadiz | OH | 43907 | Ascent | 01/14/2026 | Wylie NW SHC HR Unit | 0.16 | 1 | |
| Mark F. Krinke | Individual | Nalcrest, FL 33856 | Nalcrest | FL | 33856 | Gulfport | 03/11/2026 | McKeegan South-M | 0.05 | 2 | ||
| Mark Foster | Individual | Flushing Township (Holloway), OH | Holloway | OH | 43985 | Gulfport | 10/29/2025 | Young III | 0.22 | 2 | ||
| Mark G. Grosse | Individual | – | 2320 Alliance Road Northwest | Brown Township | OH | 44644 | EOG | 01/08/2026 | Timberwolf CBN B | 1 | ||
| Mark Hudson | Individual | 47361 State Rte 26 | Woodsfield | OH | 43793 | Expand Operating | 11/13/2025 | 3 units | 118.05 | 7 | ||
| Mark Hudsonco-owner: Scott McCaslin | Individual | – | 55947 Marietta Road | Glenwood | OH | 43772 | Expand Operating | 12/03/2025 | Paul Holiday B UP Unit | 1.38 | 1 | |
| Mark J. Allanw/ Janis D. Allan | Individual | – | 4169 Co Rd 39 | Bloomingdale | OH | 43910 | Ascent | 10/01/2025 | Archie N WYN JF Unit | 3.63 | 1 | |
| Mark James Palmerw/ Deborah M. Palmer | Individual | – | 89335 Oak Hill Road | Monroe | OH | 44683 | EOG | 02/11/2026 | HWW HST A | 1.00 | 1 | |
| Mark J. Crandallw/ Cheryl L. Crandall | Individual | – | 36601 Conner Ridge Road | Wayne Township | OH | 43793 | Gulfport | 10/29/2025 | Sloan I Unit | 2.22 | 1 | |
| Mark J. Miller | Individual | 290 Oak Park Road | Cadiz | OH | 43907 | Ascent | 02/13/2026 | Wylie NE SHC HR | 0.21 | 1 | ||
| Mark J. Palmerw/ Deborah Palmer, Denise Swan, Nathan Swan | Individual | – | 89345 Oak Hill Road | Uhrichsville | OH | 44683 | EOG | 02/11/2026 | 2 units | 2.54 | 2 | |
| Mark Kenneth Bailey a.k.a. Mark Bailey | Individual | 311 East Spring Street | Cadiz | OH | 43907 | Ascent | 02/13/2026 | Wylie NE SHC HR | 0.14 | 3 | ||
| Mark K. Hersman | Individual | – | 7010 Manchester Road | New Franklin | OH | 44614 | Gulfport | 10/08/2025 | Begley East 2 Unit | 0.09 | 1 | |
| Mark Kidd | Individual | – | 3172 Spencer Road Northeast | Hickory | NC | 28613 | Ascent | 02/04/2026 | Wylie N SHC HR | 0.03 | 1 | |
| Mark K. Snodew/ Amanda Snode | Individual | – | 6033 Lilac Road Northwest | Brown Township | OH | 44657 | EOG | 01/08/2026 | Timberwolf CBN B | 1 | ||
| Mark Laban Starr | Individual | – | 136 Morning Glory Street | Casper | WY | 82604 | Ascent | 08/28/2025 | Ezekiel NE WRN BL Unit | 2.50 | 1 | |
| Mark Lund | Individual | – | 53050 Hudson Street | Beallsville | OH | 43716 | Gulfport | 11/12/2025 | 3 units | 10.23 | 3 | |
| Mark Maylew/ Annette Mayle | Individual | – | 2311 Lilly Road Northwest | Brown Township | OH | 44657 | EOG | 12/04/2025 | 2 units | 7.08 | 3 | |
| Mark Mazgay | Individual | – | 49401 Sarahsville Road | Center | OH | 43779 | EAP Ohio | 12/17/2025 | R&D Cooper NBU A | 3.05 | 2 | |
| Mark McEndree | Individual | – | 43920 Main Street | Lloydsville | OH | 43972 | Ascent | 08/22/2025 | Prosser NE UNN BL Unit | 0.25 | 1 | |
| Mark McEndree | Individual | – | Flushing Township (Flushing), OH | Flushing | OH | 43977 | Ascent | 08/22/2025 | Prosser NE UNN BL Unit | 1 | ||
| Mark M. Foster | Individual | – | Flushing Township (Holloway), OH | Holloway | OH | 43985 | Ascent | 08/22/2025 | Prosser NE UNN BL Unit | 0.74 | 1 | |
| Mark Morehouse | Individual | – | 2901 Gentry Road | Starr | SC | 29684 | Ascent | 10/01/2025 | Ronald N SMF JF Unit | 0.08 | 13 | |
| Mark O. Rogers | Individual | 1374 Huntersfield Close | Keswick | VA | 22947 | EOG | 04/15/2026 | Chapman GY CEN South Amendment | 32.39 | 1 | ||
| Mark Palmerw/ Bruce Palmer, Elaine Palmer, Sheila Burdette | Individual | – | 89345 Oak Hill Road | Uhrichsville | OH | 44683 | EOG | 02/11/2026 | HWW HST A | 4.96 | 2 | |
| Mark R. Cordner | Individual | – | Flushing Township (Flushing), OH | Flushing | OH | 43977 | Gulfport | 08/27/2025 | Young I | 0.35 | 2 | |
| Mark Richard Stewart | Individual | – | 908 Indiana Street | Martins Ferry | OH | 43935 | Gulfport | 10/08/2025 | Young IV | 0.08 | 2 | |
| Mark Richard White | Individual | – | Cadiz Township (Cadiz), OH | Cadiz | OH | 43907 | Gulfport | 10/08/2025 | Young IV | 0.08 | 4 | |
| Mark S. Ball | Individual | – | 17744 Moyer Road | Wayne Township | OH | 45896 | Gulfport | 11/12/2025 | Harvey IV Unit | 0.96 | 3 | |
| Mark Sedinger | Individual | – | 2513 Chestnut Street | Weathersfield Township | OH | 44420 | SWN | 08/20/2025 | Rufener-E-M-Unit | 0.01 | 1 | |
| Mark Selby | Individual | Gordon, GA | Gordon | GA | 31031 | Expand Operating | 04/22/2026 | McFrederick H UP Unit | 0.00 | 1 | ||
| Mark V. Schumacher | Individual | Bridgeport, WV 26330 | Bridgeport | WV | 26330 | Expand Operating | 12/03/2025 | Paul Holiday B UP Unit | 0.23 | 1 | ||
| Mark Wallace | Individual | – | 87250 Amsterdam Road | Skit | OH | 43986 | EAP Ohio | 09/24/2025 | Good Shepherd HN GMN SW | 90.96 | 1 | |
| Mark W. Bailey | Individual | – | 12815 McConnelsville Road | Sharon | OH | 43724 | EOG | 08/21/2025 | 2 units | 243.80 | 6 |