 They are also notable for selling Demerara Sugar, and also honey and sweeteners.The company as GuySuCo was formed in 1976, when the government of Guyana nationalised and merged the sugar estates operated by Booker Sugar Estates Limited, Tate and Lyle and Jessels Holdings to form the Guyana Sugar Corporation.One of its noted products is brown sugar produced in the Demerara River basin which is exported internationally to the European Union, the United States of America, and the Caribbean Community(Caricom) countries which include Trinidad, Suriname, St. Lucia, Grenada, Antigua, Dominica, Barbados, St. Vincent and Jamaica.