As the Director of APEX Accelerators, Office of Small Business Programs (OSBP), Mr. Mack serves as the Principal Advisor to the Director on small business industrial base related policy, regulation, and legislation.

Prior to joining the DoD OSBP, Mr. Mack served as Branch Chief for the Rapid Prototyping Acquisition Branch at the Washington Headquarters Services Acquisition Directorate, where he planned and executed non-FAR based acquisitions, including Other Transactions, for several customers within the Department of Defense. Previous to his tenure at Washington Headquarters Services, Mr. Mack served in various contracting roles for the Army Intelligence and Security Command (INSCOM).

Prior to becoming a federal civilian, Mr. Mack was a consultant, specializing in acquisition and finance, for several federal agencies including the Department of Homeland Security and the Federal Bureau of Investigation.

Mr. Mack earned his Bachelor of Science degree, in Business Management, from Hampton University and his MBA from the George Washington University. He is also a graduate of the University of Virginia’s Federal Procurement and Contract Management Graduate Program.