Withum is proud to share that the New Jersey business publication ROI-NJ has named Pat Walsh and Bill Hagaman to its 2026 Power Influencer List in Accounting.
Pat Walsh, Managing Partner and CEO, has led numerous firmwide strategic initiatives focused on best practices, client experience and technology. He leads Withum’s national growth strategy and client service initiatives, with a focus on innovation, talent development and expanding the Firm’s advisory capabilities to meet clients’ evolving needs.
Pat was recognized for his leadership and impact on the Firm and remains deeply committed to fostering an inclusive, diverse workplace and advancing Withum’s strong, people‑first culture.
Bill Hagaman, Partner and immediate past Managing Partner and CEO, was a member of the Firm’s management for more than three decades, having played a key role in driving firm growth and expanding non‑traditional advisory services. With decades of executive experience, he is a respected leader in the international accounting and advisory profession.
Bill was recognized for serving as Global Chairman of HLB, a worldwide network of independent advisory and accounting firms and offering invaluable expertise in this role.
The ROI Influencers: Power List 2026 — Accounting, curated annually, highlights New Jersey’s most influential accounting and advisory leaders whose impact has shaped the state’s business, economic landscape and future of the profession. Walsh and Hagaman have been recognized on previous years’ lists.
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