Jonathan Nus

Managing Director
20+ years of accounting and transaction advisory experience
Capital markets expertise with technical accounting and financial analysis abilities
Appointed to Financial Accounting Standards Advisory Council (FASAC)
New York
@alvarezmarsal
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Jonathan Nus is a Managing Director with Alvarez & Marsal Global Transaction Advisory Group in New York. With over 20+ years of experience, he is a recognized and trusted advisor in accounting and financial reporting, combining deep capital markets experience with technical accounting, financial analysis, and operational abilities.

Mr. Nus has extensive experience with transaction accounting and financial reporting support throughout the M&A lifecycle. He has successfully led and executed numerous cross-border and domestic transactions and has hands-on experience advising clients on the impact of accounting, financial reporting, and regulatory changes, including operationalizing major new standards such as revenue recognition and leases. Mr. Nus has helped clients streamline and improve their disclosure process and effectiveness.

Recently, Mr. Nus was appointed to the Financial Accounting Standards Advisory Council (FASAC) by the Trustees of the Financial Accounting Foundation. As a member of FASAC, he advises the Financial Accounting Standards Board (FASB) on strategic and technical issues, project priorities, etc. He also held other technical advisory roles with FASB and the American Institute of Certified Public Accountants (AICPA). He has been a member of FASB’s Investors Advisory Committee (IAC) and of the Financial Reporting Executive Committee (FinREC). Mr. Nus contributed to numerous published AICPA accounting and auditing guides and authored articles on technical accounting and financial reporting topics

Prior to joining A&M, Mr. Nus was a Managing Director in EY’s Financial Accounting Advisory Services (FAAS) practice, where he co-led FAAS’s M&A solutions cluster and EY’s Disclosure Effectiveness team. Previously, he was Senior Director with S&P Global, where he led the global financial services accounting specialist team that advised on how financial statement information is analyzed and incorporated into S&P’s financial analysis and ratings.

Previously, Mr. Nus served in Deloitte’s National Office M&A practice, where his team advised one of the world’s largest private equity investors on M&A and technical accounting matters.

Mr. Nus earned a bachelor’s degree in accounting from Brooklyn College and an MBA in finance from New York University Stern School of Business. He is a Certified Public Accountant in New York and a member of AICPA and the New York State Society of Certified Public Accountants (NYSSCPA). 

Insights By This Professional

Lease expense often represents one of the largest operating expenses for restaurant companies. Given its magnitude, it is a key focus of financial due diligence in restaurant transactions. It is important to understand how lease expense could change post-transaction when a company’s existing lease accounting is subject to purchase accounting.
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Managing Director Jonathan Nus was recently featured in Thomson Reuters' article, "FASB Advisers Warn: Disclosures Lacking Around Trillion-Dollar Private Credit Market."
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In this September 2026 edition of the CFO community newsletter, we share recent articles, insights and updates that are pertinent to CFOs.