The Hill | Largest East Coast oil refinery owner files for bankruptcy: report The Hill The owner of the largest East Coast oil-refining complex is filing for bankruptcy and blaming an Environmental Protection Agency (EPA) biofuel mandate. Philadelphia Energy Solutions, owner of two refineries, announced the news to employees Sunday in an ... Carlyle loses control of bankrupt US oil refinery Largest East Coast oil refinery goes bankrupt, blaming 'broken' EPA rules Biggest US East Coast Oil Refinery Files for Bankruptcy |