Ryan, LLC

In 1991, G. Brint Ryan founded Ryan with a singular focus on providing tax recovery services, driven by a unique performance-based business model. What began as a specialized tax consulting practice has evolved into the world's largest firm dedicated exclusively to business taxes, serving over 18,000 clients across more than 60 countries. Ryan's transformation from a boutique advisory firm to a global tax services and software powerhouse reflects its relentless pursuit of liberating clients from the burden of being overtaxed - freeing capital for businesses to invest, grow, and thrive.

Today, Ryan delivers an integrated suite of federal, state, local, and international tax services, combining deep domain expertise with cutting-edge technology solutions. The firm's comprehensive approach spans tax recovery, consulting, advocacy, compliance, and technology - recovering more than $4 billion in tax savings for clients annually. With a presence spanning North America, Europe, and Asia-Pacific, Ryan has been recognized as one of Fortune's 100 Best Companies to Work For for five consecutive years and ranked #1 on Glassdoor's Best Places to Work in Consulting, Finance, and Insurance for 2026.