Contact Us Connect with us to learn more about our programs and upcoming opportunities. Strategic Sourcing Procurement Center Wilson H. Elkins Building 3300 Metzerott Road Adelphi, MD 20783 Email: sspc@usmd.edu Staff Joselyn M. Johnson, M.Sc., CPPO Director of Procurement Phone: 301.445.2774 Email: jmjohnson@usmd.edu James Mobley, CPPO Senior Buyer Phone: 301.445.2775 Email: jmobley@usmd.edu Wendy Childs, M.Sc., CCPB Senior Buyer Phone: 301.445.2776 Email: wchilds@usmd.edu Helpful Links and Resources USM Procurement Policies and Procedures Bid Board eMMa Workday - UMD USM Strategic Sourcing Procurement Center Business Diversity & Supplier Inclusion