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William Huether, CPA, CGMA






William is a Certified Public Accountant with over eleven years' experience, with clients in a broad range of industries, including the retail, wholesale, distribution, restaurant/hospitality, not-for-profit, solar, investment company, manufacturing, and real estate industries.  William holds the Chartered Global Management Accountant (CGMA) designation from the AICPA and the Chartered Institute of Management Accountants.

William works in Sheehan's assurance practice and provides auditing, accounting and consulting services to clients in various industries in accordance with U.S. generally accepted accounting principles and International Financial Reporting Standards.  William also provides a variety of tax planning, compliance and consulting services to individuals, corporations, flow-through entities and trusts. He is an active member of the firm's recruiting committee, a mentor in the firm's career advisor program, and serves on the firm's Quality Control Committee.


Dowling College - Bachelor of Business Administration, Accounting
Dowling College – Master of Business Administration, Corporate Finance

Community Involvement

New York State Society of CPA’s (NYSSCPA) Suffolk Chapter (2021-2022) - President

New York State Society of CPA’s Statewide Board of Directors - Director as Chapter Representative

Post University in Waterbury, CT - Accounting Advisory Board Member

American Institute of Certified Public Accountants (AICPA) - Member

We truly value the personal relationships we develop with all our clients, and we strive to exceed all client expectations.  We take pride in being trusted advisors and helping all clients meet their financial and business goals. By being proactive, maintaining high levels of quality and integrity, assisting with proper planning, and providing timely service we can allow our clients to spend their time focusing on growing or transforming their businesses, which is what they do best. The depth of resources that our firm offers along with the depth of industry experience provides clients with all of the tools needed to handle all complex financial matters, make informed decisions, and properly plan for the future.  Our focus is the measurable and continuous success of our clients.



Financial Statement Reporting  

Tax Return Preparation

Tax Planning and Projections  

Estate and Financial Planning

Mergers and Acquisitions

Litigation Support




Medical and Health


Professional Services 

Real Estate


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