Who lobbies for Clean Harbors Environmental Services, INC.?

43 lobbyists registered with the California Secretary of State list Clean Harbors Environmental Services, INC. as a client or employer.

Source: public lobbyist registrations filed with the California Secretary of State (California Secretary of State, CAL-ACCESS raw data export: lobbying disclosure reports (Forms 615, 625, 635) for 2025-2026), refreshed October 29, 2026. Represent this organization? Claim this profile (free).

Registered lobbyists (43)

Lobbying firms (3)

Search lobbyists for Clean Harbors Environmental Services, INC. · More clients and employers: C