Loudoun County Procurement Categories Government 1 Harrison Street, SE PO Box 7000 Leesburg VA 20177-7000 (703) 777-0403 (703) 771-5097 Send Email Visit Website About Us County government purchasing Rep/Contact Info Diane Coates Systems and Compliance Manager Send an Email Cheryl Middleton Asst. Director/Purchasing Agent Send an Email Diane Smith Assistant Purchasing Agent Send an Email Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×