Mark Washko is named as a lobbyist on federal disclosure filings for 1 client through Bergeson & Campbell, P.c.. The most recent filing naming them posted in July 2025. Issues reported include Chemicals/Chemical Industry.
| Client | Registrant | Latest | Issues |
|---|---|---|---|
| COALITION FOR CHEMICAL INNOVATIONS | BERGESON & CAMPBELL, P.C. | Q2 2025 | Chemicals/Chemical Industry |
| Year | Clients | Registrants |
|---|---|---|
| 2025 | 1 | 1 |
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 Washko. See the Capitol Clarity rankings and method.