Duncan Williams operates under provisions of the Securities and Exchange Act of 1934 and is a member of the National Association of Securities Dealers, the Municipal Securities Rulemaking Board and the Securities Investor Protection Corporation. The company is a regional investment-banking firm headquartered in Memphis, Tenn., with branch offices in Mississippi, Texas, Louisiana and North Carolina. Founded in 1969 as a municipal bond dealer, the company has expanded in sales, finance and underwriting of all fixed income securities to the general public and financial institutions. The firm has also recently upgraded its infrastructure and added experienced personnel while maintaining roots as a private, family owned business.