MORRIS COUNTY — Nisivoccia is proud to announce the promotion of two professionals to Partner, effective January 1: Brian Ko, CPA, RMA, PSA, and Vicki Kosuda, CPA. Their advancement reflects the firm’s ongoing commitment to leadership development, client service, and the continued growth of its core practice areas.
Brian Ko, CPA, RMA, PSA
With more than 15 years at Nisivoccia, Brian Ko has built a distinguished career in the firm’s Governmental Entity Group. He brings deep expertise in accounting, auditing, and budget planning services for a wide range of public sector clients, including charter schools, municipalities, joint insurance funds, boards of education, and libraries.
Brian holds a Bachelor of Science in Business Administration from Bryant University and a Master of Science in Accounting from Fairleigh Dickinson University. He is licensed as a Certified Public Accountant (CPA), Public School Accountant (PSA), and Registered Municipal Accountant (RMA) in New Jersey. Brian has also contributed significantly to the firm’s internal culture through his work on the Quality of Life Committee and served as Treasurer of the Mount Olive Area Chamber of Commerce from 2018 to 2024. He is a member of both the American Institute of Certified Public Accountants and the New Jersey Society of Certified Public Accountants.
Vicki Kosuda, CPA
As the leader of Nisivoccia’s growing Client Accounting & Advisory Services (CAS) practice, Vicki Kosuda brings a strategic and tech-forward approach to outsourced accounting and CFO-level support. She works closely with clients across healthcare, not-for-profit, real estate, private equity, and professional services sectors, helping organizations gain timely financial insight and navigate growth with confidence.
Vicki also serves on the firm’s Technology Committee, where she applies her background in financial technology to guide the firm’s adoption of AI, automation, and data analytics—supporting the delivery of smarter, more proactive advisory services.
She earned her Bachelor of Science degree from Montclair State University and is a licensed CPA. Vicki is a member of the American Institute of Certified Public Accountants, the New Jersey Society of Certified Public Accountants, and several professional and community organizations.
“We are proud to welcome Brian and Vicki as Partners,” said Nisivoccia Managing Partner. “Their leadership, dedication to client service, and collaborative spirit embody the core values of our firm. We look forward to their continued impact in shaping the future of Nisivoccia.”
About Nisivoccia
Founded in 1970, Nisivoccia is a full-service accounting and advisory firm headquartered in Mt. Arlington, New Jersey. The firm serves a diverse client base throughout the region, with deep experience in public sector, healthcare, not-for-profit, and private business consulting.
For more information, visit www.nisivoccia.com
