January 01, 2010 Main Street America Group Milton O. Johnston & Company, Ltd has been a MGA providing commercial insurance since 1981, announced its appointment with The Main Street America Group ( A Rated by A.M. Best Rated ) to write Commercial General Liability, Commercial Auto ( Liability and Physical Damage ) and Cargo Coverage in Texas and Illinois ( other states to be added later ). The Main Street America Group is a super regional insurance company that operates six property-casualty insurance carriers: NGM Insurance Company, Old Dominion Insurance Company, Main Street America Assurance Company, MSA Insurance Company, Great Lakes Casualty Insurance Company and Grain Dealers Mutual Insurance Company. Based in Jacksonville, Fla., Main Street America offers a wide range of commercial and personal insurance, and fidelity and surety bond products to individuals, families and businesses throughout the United States. With more than $815 million in premium written exclusively by 1, 500-plus independent insurance agents, the 87-year-old company insures more than 600, 000 policyholders in 25 states and writes bonds in 44 states. A.M. Best Company rates The Main Street America Group as an "A" ( Excellent ). Main Street America is the founding company partner of Trusted Choice , the global branding program of the Independent Insurance Agents & Brokers of America. For more information about Main Street America, please visit www.msagroup.com. Milton O. Johnston & Company, Ltd has been a Texas MGA providing commercial insurance since 1981.