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Don Hoffman is a Partner at Grassi with decades of experience in comprehensive tax planning, tax consulting and tax compliance for individuals, businesses and clients with complex multi-jurisdictional needs. With a practical, detail-oriented and relationship-based approach, he helps clients understand their tax obligations, identify planning opportunities and remain compliant with evolving federal, state, local and international tax requirements.

Don is a trusted tax advisor to his clients. He advises individual clients on income tax planning, residency considerations, foreign reporting requirements and cross-border tax matters, including U.S. inbound and outbound issues and tax planning for equity-based compensation arrangements like compensatory stock options, restricted stock and Incentive Stock Options (ISOs).

For business clients, Don provides guidance on entity structuring, tax-efficient operations, multi-state filing obligations and international expansion. He delivers coordinated advisory services while working with local jurisdictional advisors for international businesses, their owners and individual employees expanding into the United States. Don also ensures effective planning and structure for multi-jurisdictional ongoing tax reporting requirements and compliance strategies designed to support growth while managing tax risk.

Don works closely with clients and their professional advisors to develop tailored solutions for domestic, multi-state and international tax matters, helping them translate complex tax rules into clear, actionable guidance. He leverages his extensive experience assisting clients with proactive planning, transaction-related consulting and ongoing planning and compliance to deliver responsive service, technical accuracy and practical advice that helps clients make informed financial decisions.

Additionally, Don has been featured in several publications and television media discussing the complexities of the “jock tax” for professional athletes. He is also a frequent speaker who has presented at New York State Society of Certified Public Accountants (NYCPA) conferences and international business events, sharing practical insights on U.S. tax matters and cross-border considerations.

Don is a licensed CPA in New York State and a member of the American Institute of Certified Public Accountants (AICPA) and the NYCPA, where he was a past board member of the Nassau Chapter. He is a founding member of the German Business Hub NYC, a professional international advisory group that promotes and serves middle-market German and European businesses and individuals seeking to expand in the United States.

Don earned his Bachelor of Business Administration in accounting from Hofstra University.