John Lash - BDO Washington, D.C.

John Lash

National Security/CFIUS Director


BDO Washington D.C. Office



Executive Summary

John Lash provides critical strategic experience at the intersection of business, technology, and operations, developing innovative approaches during times of change and transformation where budget, reputation, and performance outcomes are at risk.

John is a professional in governance, compliance, and risk management, performing cross-border advisory services specific to the National Security requirements under the Committee on Foreign Investment in the United States (CFIUS).

He has directed teams and advised clients during all phases of CFIUS preparation, submission, and review. His experience spans multiple critical infrastructure industries in expansive geographic locations. He has provided guidance with pre-filing evaluation and impact studies (operational and economic), enhanced corporate security governance, and comprehensive mitigation, implementation, and assessment models. Representative engagements include acting as an individual and neutral third-party auditor, monitor, and escrow agent, with respect to National Security Agreements, Letters of Assurance, Orders of Divestiture, and government orders establishing mitigation measures.

Professional Affiliations

Association of Certified Anti-Money Laundering Specialists (ACAMS)
Association of Certified Fraud Examiners (ACFE)
Project Management Institute (PMI)


M.B.A., University of North Carolina
B.S., Accounting, Juniata College