William Johnston, CPA

William serves nonprofit and healthcare organizations across the health and human services landscape, supporting clients that operate in highly regulated, publicly funded environments. He works extensively with social service organizations and healthcare‑focused nonprofits, bringing a practical understanding of audits subject to government oversight.

William helps clients navigate audit and compliance requirements with hands‑on experience in Medicaid and Medicare cost reports and state‑specific filings, including Consolidated Fiscal Reports (CFRs). He applies an informed, pragmatic perspective to engagements involving public funding, supporting compliance while maintaining operational focus.

In his role, William supports audit planning and execution, driving alignment with applicable professional and regulatory standards through efficient, well‑coordinated engagements. Clients value his steady, collaborative approach and his ability to adapt to the unique operational and compliance challenges faced by mission‑driven organizations.

As a licensed Certified Public Accountant (CPA), William earned a Bachelor of Business Administration in Accounting from Hofstra University and currently resides on Long Island, New York. Outside of work, he enjoys spending time with his family, traveling, hiking, and playing sports. An Eagle Scout, William values teamwork, discipline, and service—principles that continue to shape both his professional approach and his commitment to the organizations he serves.

Education

• Hofstra University – Bachelor of Business Administration – BBA, Accounting

Professional and Civic Associations

• American Institute of Certified Public Accountants
• Massachusetts Society of Certified Public Accountants
• New York State Society of CPAs