Stephen J. Mannhaupt, CPA Partner, Assurance and Attest Services Leader, Co-Leader of NYC Market
Stephen J. Mannhaupt, CPA, is the Partner-in-Charge of Accounting and Attest Services and the Co-Leader of the NYC Market at Grassi. Steve specializes in public accounting, forensic accounting, auditing, and management consulting for clients in the nonprofit, architecture and engineering, professional service, construction, and real estate industries. Since beginning his career in 1990, Steve has provided expert guidance to clients in specialized areas such as sustainability, internal control assessment, fraud prevention and investigation, and corporate operational efficiency, in addition to traditional accounting, tax, and audit support. Since starting his career, Steve has specialized in assisting clients in the construction and governmental contracting industry and performs audits in accordance with Federal Acquisition Regulations (FAR).
Steve has been a part of the Grassi team for more than 30 years, and is a member of the firm’s Executive Committee. Steve also serves as the Chair of the Firm’s Internal Accounting and Auditing Committee. In this role, Steve is responsible for ensuring the Firm is in compliance with professional standards and that the staff is current with the ever changing accounting and auditing guidance. Additionally, Steve frequently provides formal continuing education (CPE) training programs for all levels of Grassi’s staff.
Steve is an active presenter at the New York State Society of CPAs (NYSSCPA) – Foundation of Accounting Education (FAE) and the American Institute of Certified Public Accountants (AICPA).
An expert in his field, Steve has written articles on a variety of accounting topics and has conducted educational seminars for clients, accounting societies, and other professionals in banking, surety and law.
As part of Steve’s charitable endeavors, he serves on the board of directors of the ACE Mentor Foundation, where he holds the officer role of Treasurer.
Steve is a graduate of Queens College and is a member of the NYSSCPA and the AICPA.