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William Marker, CPA

Director | Aerospace, Defense, and Government Outsourcing

Aprio Advisory Group, LLC

Overview

With ten years of accounting experience, William Marker helps small to mid-sized government contractors gain accurate, timely financial reporting they can act on. As Director of Aerospace, Defense and Government Outsourcing, he guides clients through the financial complexities of federal contracting, turning day-to-day accounting into clear insights for owners and senior leaders.

Experience

William leads full-cycle outsourced accounting for a portfolio of small to mid-sized government contractors, managing month-end close, financial statements, budgeting, forecasting, and project-level reporting and insights. He specializes in general ledger cleanup and reorganization, and brings a strong command of Generally Accepted Accounting Principles (GAAP) and Federal Acquisition Regulation (FAR) compliance.

Education & Affiliations

William earned a Bachelor of Arts in Public Policy from the College of William & Mary and an accounting certificate from the University of Virginia. A licensed Certified Public Accountant (CPA) in the District of Columbia, he is a member of the American Institute of Certified Public Accountants (AICPA) and the Greater Washington Society of Certified Public Accountants (GWSCPA).