| THE CHEROKEE NATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Indian/Native American Affairs |
| COMMUNITIES IN SCHOOLS | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Education |
| SAC & FOX TRIBE OF THE MISSISSIPPI IN IOWA | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Indian/Native American Affairs, Budget/Appropriations |
| ZERO - THE END OF PROSTATE CANCER | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q1 2026 | Health Issues, Budget/Appropriations |
| UNIVERSITY OF KENTUCKY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2025 | Education, Budget/Appropriations |
| HABERMATOLEL POMO OF UPPER LAKE TRIBE | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2025 | Indian/Native American Affairs |
| SEMINOLE TRIBE OF FLORIDA | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2025 | Indian/Native American Affairs |
| SANDY HOOK PROMISE FOUNDATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q1 2025 | Firearms/Guns/Ammunition, Budget/Appropriations |