Based in Santa Ana, California, Smile Brands Group is a leading provider of support services to general and specialty dental offices in the U.S. Founded in 1998 as a regional company, Smile Brands Group transformed itself into one of the largest branded support service platforms in the industry through the acquisitions of Monarch Dental in 2003 and Castle Dental in 2004. Freeman Spogli realized its investment in Smile Brands Group through a sale of the company to Welsh Carson in 2010.