Ranked #1 among top 50 Best of the Best Firms in the U.S. by Inside Public Accounting. Moore Colson has been providing accounting, advisory, and consulting services to mid-market businesses and Fortune 500 companies in the Southeast and nationwide since 1981. Headquartered in Atlanta, Moore Colson is one of America’s largest and top award-winning firms delivering innovative and practical solutions in a true partnership model. Only Moore Colson provides the expertise, relentless integrity and personalized experience to help your company achieve its business goals. WHAT MAKES US DIFFERENT: We work as a true partnership. Our clients are paired with a team of industry experts who are carefully selected to tackle your specific business needs. Our service model ensures that you receive the personal attention that leads to unique and innovative solutions not possible through the structure used by most firms.