| Page Cite | Date | Case | Carrier | Union | Craft/Class | Disposition | 51 NMB Number |
| 1 | 10/18/23 | R-7614 | Alabama Export Railroad | SMART | Train and Engine Service Employees | Certification | 1 |
| 3 | 10/18/ 23 | R-7621(CR-7246) | Allied Aviation | USWU | Mechanics AND Related Employees | Certification | 2 |
| 5 | 10/25/23 | R-7617 | Denver Rock Island Railroad | SMART-TD | Train and Engine Service Employees | Certification | 3 |
| 7 | 10/26/23 | R-7596 | JetBlue Airways Corporation | TWU | Instructors | Findings Upon Investigation – Authorization of Election | 4 |
| 14 | 11/17/23 | R-7620 (CR-7237) | RailTerm, LLC | SMART | Dispatchers | Certification | 5 |
| 16 | 12/21/23 | R-7596 | JetBlue Airways Corporation | TWU | Instructors | Certification | 6 |
| 18 | 1/5/24 | RD-7610 | Long Island Railroad | TCU/IAM | Station Managers | Findings Upon Investigation – Dismissal | 7 |
| 37 | 1/18/24 | R-7622 | Florida Gulf & Atlantic Railroad | BMWED | Maintenance of Way Employees | Certification | 8 |
| 39 | 2/2/24 | R-7625 (CR-7245) | United Airlines, Inc. | IBT – Airline Division | Senior Staff Representatives – Maintenance Control Tech Support | Findings Upon Investigation – Dismissal | 9 |
| 49 | 3/4/2024 | RD-7617 | Springfield Terminal Railway Company | Brotherhood of Railroad Signalmen (BRS) | Signalmen | Findings Upon Investigation – Dismissal | 10 |
| 62 | 4/4/24 | R-7623 | Qantas Airways Ltd | International Association of Machinists and Aerospace Workers (IAM) | Mechanics and Related Employees | Certification | 11 |
| 64 | 4/18/24 | R-7627 (CR-7247) | Southwest Airlines | IAM | Network Operations Control Customer Planners | Findings Upon Investigation – Dismissal | 12 |
| 75 | 5/2/24 | R-7626 | Louisville & Indiana Railroad | SMART | Train and Engine Service Employees | Certification | 13 |
| 77 | 5/8/24 | R-7624 | Breeze Aviation Group, Inc.d/b/a Breeze Airways | AFA | Flight Attendants | Certification | 14 |
| 79 | 5/22/24 | R-7629 (RD-7618) | Menzies Aviation | TWU | Fuel Farm Maintenance Operators | Certification | 15 |
| 81 | 6/11/2024 | R-7630 (CR-7250) | North County Transit District | BLET | Train and Engine Service Employees | Findings Upon Investigation – Authorization of Election | 16 |
| 88 | 6/13/2024 | R-7628 | Arizona Eastern Railway Company | BLET | Train and Engine Service Employees | Certification | 17 |
| 90 | 7/22/2024 | ALL | ALL | ALL | Updates to the National Mediation Board’s Representation Manual | 18 | |
| 91 | 8/1/2024 | R-7630 (CR-7250) | North County Transit District | BLET | Train and Engine Service Employees | Certification | 19 |
| 93 | 8/12/2024 | RD-7619, RD-7620,& RD-7621 (NMB File No. CR 7251) | Carrollton Railroad | TCU/IAM | Locomotive Engineers, Maintenance of Way, and Yardmen | Findings Upon Investigation – Authorization Of Elections | 20 |
| 98 | 9/5/2024 | R-7631 | Genesee & Wyoming, Inc. | ATDA | Train Dispatchers | Certification | 21 |
| 100 | 9/12/2024 | R-7632 | PSA Airlines | IAM | Stock Clerks | Certification | 22 |
| 102 | 9/13/2024 | A-13965 | New Jersey Transit Rail Operations | BLET | Notice of Hearing | 23 | |
| 104 | 9/26/2024 | R-7633 | Decatur & Eastern Illinois Railroad | BLET | Train and Engine Service Employees | Dismissal | 24 |