Morgan Keegan & Company, Inc. is the investment banking, securities brokerage, trust, and asset management division of Regions Financial Corporation. The company was founded in 1969 in Memphis, Tennessee and has over 450 offices in 20 states, over 4,000 employees, and over $890 million in equity capital.

Since 2001 the company has been a subsidiary of Regions Financial Corporation. After Morgan Keegan was acquired by Regions, Regions' brokerage unit was incorporated into Morgan Keegan. After Regions merged with AmSouth Bancorporation in 2006, AmSouth's brokerage business also became a part of Morgan Keegan.

Its primary footprint is the southeastern U.S., serving Tennessee, Alabama, Texas, Louisiana, Mississippi, Georgia, Kentucky, North Carolina, South Carolina, and Florida. In fact, Allen Morgan has often been quoted as saying, "if they don't serve grits, we won't have an office there." However, it also has retail offices in St. Louis, Indianapolis, Rockville, MD and Richmond, VA, as well as institutional offices in Chicago, Boston, New York City.