Mark Clack is named as a lobbyist on federal disclosure filings for 1 client through Oxfam America, Inc.. The most recent filing naming them posted in October 2026. Issues reported include Agriculture, Banking, Budget/Appropriations and Clean Air and Water (quality).
Filers must list covered executive or legislative branch positions held. As filed:
| Client | Registrant | Latest | Issues |
|---|---|---|---|
| OXFAM AMERICA INC | OXFAM AMERICA, INC. | Q3 2026 | Labor Issues/Antitrust/Workplace, Budget/Appropriations, Immigration |
| Year | Clients | Registrants |
|---|---|---|
| 2026 | 1 | 1 |
| 2025 | 1 | 1 |
| Year | Items | Total |
|---|---|---|
| 2026 | 2 | $819 |
Pay is not disclosed for individual lobbyists. Filings do not confirm that records with the same name are one person, so this page may combine people who share the name Mark Clack. See the Capitol Clarity rankings and method.