Agencies and Offices Served by OCP The Office of Contracting and Procurement, under the authority of the Director/Chief Procurement Officer, provides contracting services for the following agencies/offices in the District (list subject to change): Commodity Directory Agencies Served by OCP and Independent Agencies*   * This document is presented in Portable Document Format (PDF). A PDF reader is required for viewing. Download a PDF Reader or Learn More About PDFs.