-Republic Services (land owners)---priority: $$$ for shareholders
-PRPs (land owners, past and present, and companies who dumped)---priority:avoiding losing $$$
-Government organizations (from AEC to EPA)---priority: competing pressure from lobbyists and citizen activists
-Citizen organizing (Just Moms etc)---priority: neighborhood health and safety
-Civil servants (at behest of one of the above)---competing pressure from lobbyists and citizen activists, retention of power