| 901 | WOLOHAN EST | Saginaw County, MI | Oil Property | Dec 2024 |
| 902 | WOOD | Crawford County, MI | Oil & Gas Property | Jan 2025 |
| 903 | WORKMAN-AGEMA | Missaukee County, MI | Oil & Gas Property | Jan 2025 |
| 904 | WRIGHT | Allegan County, MI | Oil Property | Dec 2024 |
| 905 | WUORI | Manistee County, MI | Oil & Gas Property | Dec 2023 |
| 906 | WURM | Grand Traverse County, MI | Oil & Gas Property | Jan 2025 |
| 907 | WUSSOW | Manistee County, MI | Oil Property | Dec 2024 |
| 908 | WYANT, A C | Midland County, MI | Oil Property | Apr 2024 |
| 909 | WYLIE | Livingston County, MI | Oil Property | Oct 2024 |
| 910 | YAGER | Gladwin County, MI | Oil Property | Dec 2024 |
| 911 | YANKEE | Manistee County, MI | Oil & Gas Property | May 1986 |
| 912 | YAWKEY, T | Arenac County, MI | Oil Property | Oct 2024 |
| 913 | YENIOR, O | Arenac County, MI | Oil Property | Jun 2024 |
| 914 | YOUKER | Grand Traverse County, MI | Oil & Gas Property | Nov 2024 |
| 915 | YOUNGS, T | Bay County, MI | Oil Property | Jun 2024 |
| 916 | ZECKZER | Otsego County, MI | Gas Property | Jul 2019 |
| 917 | ZELLMAN | Allegan County, MI | Oil & Gas Property | Dec 2024 |
| 918 | ZIEHM | Manistee County, MI | Oil & Gas Property | May 1985 |
| 919 | ZIELINSKI | Manistee County, MI | Oil & Gas Property | Jun 2023 |
| 920 | ZIMMERMAN | Bay County, MI | Oil Property | Jan 2025 |
| 921 | ZIMMERMAN | Manistee County, MI | Oil & Gas Property | Jan 2025 |
| 922 | ZINK | Mecosta County, MI | Oil & Gas Property | Dec 2024 |
| 923 | ZMIJEWSKI & ZIETLOW ET AL 1-26 | Jackson County, MI | Oil & Gas Property | Dec 2024 |
| 924 | ZOKOE | Ottawa County, MI | Oil & Gas Property | Dec 2024 |
| 925 | ZONDLAK | Midland County, MI | Oil Property | Dec 2008 |
| 926 | ZUIDERVEEN | Missaukee County, MI | Oil & Gas Property | Jan 2025 |