David M. Rottkamp, CPA


David M. Rottkamp, CPA, is Partner-in-Charge of the New York City Office and the Not-for-Profit Practice Leader at Grassi & Co.  David has more than 27 years of experience providing audit and advisory services to the not-for-profit industry.  David focuses on not-for-profit organizations serving individuals with special needs, religious organizations, educational institutions, membership associations, social service providers, healthcare providers, foundations, and the arts and culture world. David’s technical knowledge allows him to provide specific services, including OMB A-133 compliance audits and retirement plan audits.

Since beginning his career, David has advised some of the area’s most successful not-for-profit organizations in areas such as: financial reporting systems, implementation of the new IRS Form 990 guidelines, internal control reviews, developing financial forecasts, and providing quality board education and governance advice. Through his focus on education and board awareness, he has improved the internal structure for many of his clients, demonstrating his industry leadership.

David is an active member of the New York State Society of CPAs (NYSSCPA), where he is Immediate Past Chair of the Not-for-Profit committee and several of its subcommittees, including government funding sources and cost reporting updates.  David has also chaired the statewide Not-for-Profit Conference for the NYSSCPA for the past four years. David is the chair of a NYSSCPA subcommittee, working with the New York State Consolidated Fiscal Reporting Interagency Committee, collaborating with NYS officials on possible revisions to Appendix AA, “Audit Guidelines” of the CFR instructional manual and the instruction manual itself.

An authority in the industry, David has presented on a variety of topics relating to organizations funded by OPWDD and special needs organizations, and has conducted educational seminars for clients, accounting industry groups, and Not-for-Profit member organizations.  He has presented to the Financial Managers Association (FMA) for the last 15 years, Interagency Council of Mental Retardation and Developmental Disabilities Agencies, Inc. (IAC), the New York State Society of CPAs Foundation for Accounting Education (FAE), and the New York Council of Nonprofits (NYCON) Camp Finance.  David is also an adjunct professor at New York University (NYU) in Manhattan.

To give back to the industry in which he serves, David is on the board of the National Multiple Sclerosis Society – Long Island Chapter, as immediate past chairman along with several of its committees. Beyond his local work, David is a member of the National Board of Directors of the National Multiple Sclerosis Society and is chair of the National’s audit committee, having a unique and even broader impact on the organization’s well-being.  He is also a member of the American Institute of Certified Public Accountants (AICPA).

David is a graduate from Pace University, with a BBA in Accounting.


David  M.  Rottkamp, CPA   Partner, Not-for-Profit Practice Leader & Partner-In-Charge of New York City Office
Grassi & Co.
488 Madison Avenue, 21st Floor
New YorkNY10022 United States  
(212) 223-5046
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