News

Nadia Matthie Appointed as Chair of the AICPA’s Employee Benefit Plans Expert Panel

Nadia Matthie

AICPA Employee Benefit Plans Leadership

Withum is proud to share that Nadia Matthie, CPA, Partner, has been appointed as Chair of the American Institute of Certified Public Accountant’s (AICPA’s) Employee Benefit Plans Expert Panel.

The AICPA’s Employee Benefit Plans Expert Panel was formed to protect the public interest and agree on key plan issues by leveraging the knowledge of leaders in the employee benefit plan industry. Nadia’s deep expertise makes her a valuable asset to help further the panel’s mission as Chair of the group.

Nadia has more than 25 years of experience in the profession, serving  single-employer benefit plans, multiemployer benefit plans  and  labor unions. She specializes in various types of benefit plans, including defined contribution plans and benefit plans, ESOPs, health and welfare plans and other assurance services. 

Nadia is dedicated to advancing the profession and is active in several organizations that strive for excellence and the future of accounting. In addition to her involvement with the AICPA, Nadia is an active member of the New York Society of CPAs (NYSCPA), where she serves as fundraising chairperson for the Moynihan Scholarship Fund. Additionally, Nadia is a member of the National Association of Black Accountants—New York Chapter. 

About Withum’s Employee Benefit Plan Services

The Employee Benefit Plan Services Team at Withum audits approximately 1,300 employee benefit plans, including 401(k), 403(b), ESOPs, profit-sharing plans, defined contribution plans, health and welfare plans and multiemployer plans.

These dedicated and highly experienced professionals provide accounting and auditing services to new and established plans ranging in size and scope from 100 to 700,000 participants. They employ a consistent, focused approach, resulting in fewer delays and more value for clients.

Featured News

Read more
Chris-Passmore-featured-image 1
Chris Passmore Named Top Leader on Los Angeles Business Journal List for  Fourth Consecutive Year

As partner-in-charge of Withum’s Los Angeles office, Chris plays a pivotal role in the Firm’s growth on the West Coast. With nearly 25 years of experience in the profession, he specializes in assurance and business consulting services to emerging and middle-market companies. In addition to serving technology companies and professional services firms, Chris holds an advanced-level certificate in 401(k)…

Read more
Kerra-Diener-featured-image 1
Kerra Diener Named as 2026 Los Angeles Business Journal Top 100 Accountant

Kerra Diener is a partner in Withum’s Los Angeles, CA office, advising multinational and multistate businesses on complex federal and state tax matters. Known for her specialized technical depth, she helps corporate and private clients across industries, including industrial and consumer products, real estate, theatre and entertainment and cannabis, with expertise spanning tax planning, compliance, M&A and consulting. The accolade…

Read more
featured-image-4
CalCPA Names Withum Leaders to 2026 NorCal Top 50 Accountants

Top 50 Accountant Honorees at Withum Brandon Yip Brandon Yip is a partner who leads Withum’s Technology and Emerging Growth Services Team in the San Francisco Bay Area. He focuses on advising public and private companies on audit, regulatory and transactional matters while helping innovation-driven organizations scale. Deeply connected to Northern California, he supports the region’s technology and life sciences ecosystem…