Nisivoccia Announces January 2026 Partner Admissions

Mt. Arlington, New Jersey (January 2026) – Nisivoccia is pleased to announce that, effective January 1, 2026, Brian Ko, CPA, RMA, PSA, and Vicki Kosuda, CPA, have been admitted as Partners of the firm. 

Brian Ko, CPA, RMA, PSA
Brian has spent more than 15 years at Nisivoccia as a member of the firm’s Governmental Entity Group. He has extensive experience in accounting, auditing, and budget and planning services for governmental entities. His professional experience includes serving charter schools, municipalities, joint insurance funds, boards of education, and libraries. Through his strong work ethic and commitment to fostering trusted client relationships, Brian has become an integral part of the firm’s audit and consulting practices.

Brian earned his Bachelor of Science in Business Administration with a concentration in accounting from Bryant University and a Master of Science in Accounting from Fairleigh Dickinson University. He holds licenses as a Certified Public Accountant (CPA), Public School Accountant (PSA), and Registered Municipal Accountant (RMA) in the state of New Jersey. Brian is an active member of the firm’s Quality of Life Committee, where he supports employee engagement initiatives, and he also served as Treasurer of the Mount Olive Area Chamber of Commerce from 2018 to 2024. He is a member of the American Institute of Certified Public Accountants and the New Jersey Society of Certified Public Accountants.

Vicki Kosuda, CPA

Vicki brings extensive experience in client accounting services, cloud-based accounting solutions, and CFO-level support. She leads Nisivoccia’s Client Accounting & Advisory Services (CAS) practice, where she partners closely with clients to deliver outsourced accounting, financial leadership, and strategic advisory services.

Under Vicki’s leadership, the firm’s CAS practice serves healthcare, not-for-profit, real estate, private equity, family office, and professional services clients, helping them move beyond historical reporting to gain timely financial insights, improve operational decision-making, and grow with confidence. She takes a hands-on, relationship-driven approach to ensure each engagement delivers meaningful, measurable value.

Vicki is a member of the firm’s Technology Committee, where she leverages her financial technology background to help shape the firm’s strategy for using AI, automation, and advanced data analytics to enhance client insight, streamline processes, and support proactive, advisory-driven services.

Vicki earned her Bachelor of Science degree from Montclair State University and holds a Certified Public Accountant (CPA) license. 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.

About Nisivoccia LLP
​Founded in 1970, Nisivoccia is celebrating 55 years as a full-service accounting, tax, assurance, and advisory firm serving clients throughout New Jersey and the surrounding metropolitan area. Known for its personal, hands-on approach, Nisivoccia services small and medium-sized businesses, nonprofit organizations, healthcare providers, manufacturers, and governmental entities. Nisivoccia is an independent member of BKR International, an international affiliation of privately owned and operated public accounting firms. Through this affiliation, the firm serves clients across the United States and internationally, as needed. To learn more, visit nisivoccia.com.