RSM US LLP
AccountingIllinois, United States10001+ Employees
RSM US LLP provides assurance, tax and consulting services to middle-market organizations. The firm operates with over 17,000 professionals across the United States and Canada and maintains a global footprint in 120 countries. It is headquartered in Chicago, Illinois. The organization targets mid-market clients and seeks to address their evolving business needs through its service offerings. In June 2026, RSM US LLP earned the Microsoft Frontier Partner badge, signaling formal recognition of its technology leadership. The information indicates the firm operates primarily in North America, with a broader global footprint across many countries.