Delattre Bezons Nigeria Limited (Entrepose DBN) is an EPC oil-and-gas construction contractor with corporate offices at CBC Towers in Lekki Phase 1, Lagos, and operational bases in Trans-Amadi, Port Harcourt and Warri; directory and corporate profiles confirm the Lekki head-office address, a Port Harcourt base line and the corporate email, while company literature traces the business back over four decades in Nigeria delivering structural and piping fabrication, turnkey construction and maintenance services for upstream and downstream projects.