Corporate Controller


Stephen Bien in the corporate controller at ECS. In this role, he is responsible for all aspects of the company’s accounting, including general ledger, payroll, accounts payable, accounts receivable, financial reporting, internal controls, and compliance.

Mr. Bien has over two decades of broad finance and accounting experience. Over the course of his career, he has managed client-level finance teams, led multiple accounting system transformations and integrations, and guided the due diligence process of large-scale acquisitions. Prior to joining ECS, Stephen worked as the controller at Microsoft Federal. He also served as assistant corporate controller at Accenture Federal Services where he worked for 14 years.

Mr. Bien holds a Bachelor of Business Administration in economics and finance from James Madison University. He is also a certified public accountant.