Withum ranked No. 20 in the 2026 IPA 500, placing the firm among the IPA Top 100 by INSIDE Public Accounting (IPA). This milestone reflects a legacy of intentional growth driven by strong client relationships, strategic expansion and continued investment in technology and innovation.
The annual IPA 500 ranks the 500 largest accounting firms in the United States by net revenue using data submitted through the IPA Practice Management Survey.
Withum’s rise into the Top 20 reflects purposeful investment. As an independent, owner-operated firm, Withum has the flexibility to make long-term investments that support sustainable growth while maintaining its culture and deepening client relationships.
“Reaching the Top 20 reflects the vision of our leaders, the talent of our team members and, most importantly, the trust our clients place in us. This milestone is the result of decades of intentional investment in our people, capabilities and innovation—all guided by the values and people-first mindset that have defined Withum for more than 50 years.”
Technology continues to reshape the accounting profession, and Withum remains focused on helping clients make faster, more informed business decisions. Strategic investments in artificial intelligence, automation and digital collaboration tools are helping the Firm deliver deeper insights, accelerate decision-making and enhance the client experience.
Far from replacing the human element, these advancements help empower professionals to focus on what matters most: delivering strategic guidance, stronger relationships and greater value for clients.
Withum’s growth has also been fueled by continued investment in advisory services, digital transformation, cybersecurity, transaction advisory and other specialized capabilities. By expanding expertise across disciplines and markets, the Firm is better positioned to help clients navigate change, capitalize on opportunities and address increasingly complex business challenges.
INSIDE Public Accounting’s IPA 500 is an annual ranking of the 500 largest accounting firms in the United States by net revenue. The rankings are based on data submitted through the IPA Practice Management Survey and are presented in five groupings: the IPA Top 100, Top 200, Top 300, Top 400 and Top 500. IPA also uses survey data to examine growth, profitability and other operational trends across the profession.
View the full 2026 IPA 500 rankings here.
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