| 91501 | OLSON | Warren County, PA | Gas Property | Dec 2023 |
| 91502 | OLSON | Chouteau County, MT | Gas Property | Sep 2024 |
| 91503 | OLSON | Hill County, MT | Gas Property | Sep 2024 |
| 91504 | OLSON | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 91505 | OLSON | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 91506 | OLSON | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 91507 | OLSON | Garden County, NE | Oil Property | Dec 2023 |
| 91508 | OLSON | Crockett County, TX | Oil & Gas Property | Aug 2024 |
| 91509 | OLSON | Ness County, KS | Oil Property | Jan 2023 |
| 91510 | OLSON | Roger Mills County, OK | Oil & Gas Property | Aug 2024 |
| 91511 | OLSON | Allen County, KS | Oil Property | Jul 1990 |
| 91512 | OLSON | La Plata County, CO | Gas Property | Sep 2024 |
| 91513 | OLSON | Sheridan County, MT | Oil Property | Dec 2012 |
| 91514 | OLSON | Grady County, OK | Oil & Gas Property | Aug 2024 |
| 91515 | OLSON | Bowman County, ND | Oil & Gas Property | Sep 2024 |
| 91516 | OLSON | Neosho County, KS | Oil & Gas Property | Jul 2024 |
| 91517 | OLSON | Divide County, ND | Oil & Gas Property | Sep 2024 |
| 91518 | OLSON | Phillips County, CO | Gas Property | Sep 2023 |
| 91519 | OLSON | Weld County, CO | Oil & Gas Property | Jun 2018 |
| 91520 | OLSON | Russell County, KS | Oil Property | Jul 2024 |
| 91521 | OLSON | Woods County, OK | Oil & Gas Property | Sep 2024 |
| 91522 | OLSON | Blaine County, MT | Gas Property | Sep 2024 |
| 91523 | OLSON | Bee County, TX | Oil & Gas Property | Nov 2016 |
| 91524 | OLSON | Barber County, KS | Oil & Gas Property | Jul 2024 |
| 91525 | OLSON | Richland County, MT | Oil & Gas Property | Sep 2024 |
| 91526 | OLSON | Roosevelt County, MT | Oil & Gas Property | Sep 2024 |
| 91527 | OLSON | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 91528 | OLSON | Wilson County, KS | Oil & Gas Property | Jul 2024 |
| 91529 | OLSON | Haskell County, OK | Gas Property | Aug 2024 |
| 91530 | OLSON | Craig County, OK | Gas Property | Nov 2016 |
| 91531 | OLSON | Barber County, KS | Oil & Gas Property | Apr 2002 |
| 91532 | OLSON | Jones County, TX | Oil Property | Aug 2024 |
| 91533 | OLSON | Anderson County, KS | Oil Property | Nov 2019 |
| 91534 | OLSON 'A' 1 | Stevens County, KS | Oil & Gas Property | Oct 2023 |
| 91535 | OLSON 02 101 0 | Tioga County, PA | Gas Property | Sep 2024 |
| 91536 | OLSON 1 | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 91537 | OLSON 1-12H | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 91538 | OLSON 10-15 | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 91539 | OLSON 11-14TFH | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 91540 | OLSON 11-20H | Burke County, ND | Oil & Gas Property | Sep 2024 |
| 91541 | OLSON 12-1H | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 91542 | OLSON 14-20H | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 91543 | OLSON 15-22-162-100H 1CN | Divide County, ND | Oil & Gas Property | Sep 2024 |
| 91544 | OLSON 20-1H | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 91545 | OLSON 34 | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 91546 | OLSON 41-18 | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 91547 | OLSON 8-5 1H | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 91548 | OLSON A | Russell County, KS | Oil Property | Jul 2024 |
| 91549 | OLSON B | Texas County, OK | Oil & Gas Property | Aug 2024 |
| 91550 | OLSON BOTTOM | Richland County, MT | Oil & Gas Property | Sep 2024 |
| 91551 | OLSON C 158-96-21-16-4MBH | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 91552 | OLSON JO | Matagorda County, TX | Oil & Gas Property | Jul 2020 |
| 91553 | OLSON R. H | Bastrop County, TX | Oil & Gas Property | Jul 2023 |
| 91554 | OLSON ROBERT & MARGARET 3864 | Jefferson County, PA | Gas Property | Dec 2023 |
| 91555 | OLSON STATE | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 91556 | OLSON STATE 57-T2-6 1H | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 91557 | OLSON TRUST 30-31-162-98H 1BP | Divide County, ND | Oil & Gas Property | Sep 2024 |
| 91558 | OLSON UNIT | Venango County, PA | Gas Property | Dec 2023 |
| 91559 | OLSON-BAKER UNIT | Live Oak County, TX | Oil & Gas Property | Aug 2024 |
| 91560 | OLSON-BKR-GNZLS U | Live Oak County, TX | Oil & Gas Property | Sep 2024 |
| 91561 | OLSON-ESSE UNIT | Karnes County, TX | Oil & Gas Property | Aug 2024 |
| 91562 | OLSON-GAP | Andrews County, TX | Oil & Gas Property | Aug 2024 |
| 91563 | OLSON-JENNY | Toole County, MT | Gas Property | Jul 2024 |
| 91564 | OLSON-JENSEN | Petroleum County, MT | Oil Property | Sep 1993 |
| 91565 | OLSON-SMITH | La Plata County, CO | Gas Property | Sep 2024 |
| 91566 | OLSSON | Moore County, TX | Gas Property | Aug 2024 |
| 91567 | OLSSON | Saline County, KS | Oil Property | Jul 2002 |
| 91568 | OLSWICK CS | Campbell County, WY | Gas Property | Apr 2019 |
| 91569 | OLTJENBRUNS | Phillips County, CO | Gas Property | Aug 2023 |
| 91570 | OLTMANN | Madison County, TX | Oil & Gas Property | Aug 2024 |
| 91571 | OLTMANN | Finney County, KS | Gas Property | Sep 2005 |
| 91572 | OLTMANNS | Barton County, KS | Oil Property | Jul 2024 |
| 91573 | OLTMANNS | Kingfisher County, OK | Oil & Gas Property | Aug 2024 |
| 91574 | OLUFSEN | Howard County, TX | Oil & Gas Property | Jul 2023 |
| 91575 | OLYMPIA | Lincoln County, OK | Oil & Gas Property | Sep 2024 |
| 91576 | OLYMPIA | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 91577 | OLYMPIA 57-56 | Fisher County, TX | Oil & Gas Property | Aug 2024 |
| 91578 | OLYMPIA CORTE DYAS | Baldwin County, AL | Gas Property | Mar 1987 |
| 91579 | OLYMPIA MIN | De Soto Parish, LA | Gas Property | Jun 2024 |
| 91580 | OLYMPIA MIN | Sabine Parish, LA | Gas Property | Jun 2024 |
| 91581 | OLYMPIA MIN | Sabine Parish, LA | Gas Property | Jun 2024 |
| 91582 | OLYMPIA MINERALS | Sabine Parish, LA | Gas Property | May 2024 |
| 91583 | OLYMPIA MINERALS | Beauregard Parish, LA | Oil Property | Jun 2024 |
| 91584 | OLYMPIA MINERALS | Sabine Parish, LA | Oil Property | Jun 2024 |
| 91585 | OLYMPIA MINERALS | Sabine Parish, LA | Oil & Gas Property | Jun 2024 |
| 91586 | OLYMPIA MINERALS | Beauregard Parish, LA | Oil & Gas Property | Jun 2024 |
| 91587 | OLYMPIAN | Duchesne County, UT | Oil & Gas Property | Aug 2024 |
| 91588 | OLYMPIC | San Juan County, NM | Oil & Gas Property | Sep 2024 |
| 91589 | OLYMPIC | Carbon County, WY | Oil & Gas Property | Mar 2024 |
| 91590 | OLYMPIC | Gonzales County, TX | Oil & Gas Property | Aug 2024 |
| 91591 | OLYMPIC 54-2-7 | Loving County, TX | Oil & Gas Property | Aug 2024 |
| 91592 | OLYMPIC COMMUNITY | Los Angeles County, CA | Oil & Gas Property | Aug 2024 |
| 91593 | OLYMPIC LAKE ESTATES 07 083 0 | Susquehanna County, PA | Gas Property | Sep 2024 |
| 91594 | OLYMPUS | Lipscomb County, TX | Oil & Gas Property | Aug 2024 |
| 91595 | OLYMPUS 1 | Ness County, KS | Oil Property | Jul 2024 |
| 91596 | OLYMPUS 1107 1 | Canadian County, OK | Oil & Gas Property | Sep 2024 |
| 91597 | OLYPHANT 57-T1-43X42 1H | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 91598 | OM ERICKSON 5501 11-18 4B | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 91599 | OMA MCMICHAEL GAS UNIT | Freestone County, TX | Oil & Gas Property | Aug 2024 |
| 91600 | OMAHA | Kern County, CA | Oil & Gas Property | Aug 2024 |