C. T. Lowndes & Company is South Carolina's oldest independent insurance agency, serving the Lowcountry of S.C. since 1850.You can purchase insurance policies from one of the many fine insurance companies the agency represents. C. T. Lowndes & Company is an independent insurance agency, a Trusted Choice insurance agency, and a family owned business with a wonderful reputation in the Greater Charleston, South Carolina region, with offices in Charleston, Mt. Pleasant, Summerville, Walterboro, Moncks Corner, Goose Creek, Edisto Island, and Myrtle Beach.