The Office of Contracting and Procurement is pleased to provide the capability of electronic (online) vendor registration for the purpose of identifying businesses and other organizations available to provide equipment, supplies or services. You will need the following requirements to register: TaxID/SSN, DUNS No., and LSDBE Certification No. (if applicable). By completing this registration, your information is included in a vendor database that will be made available to contracting and procurement personnel in the Government of the District of Columbia.