Lake City Supply Company-East Texas/ Louisiana, Professional Janitorial Cleaning and Maintenance Supplies Floor,Carpet Care Products, Janitorial, Industrial,Specialty Chemicals, Disposable Food Service,aper Products, Janitorial,Industrial Cleaning Equipment,Supplies, Product Training, Support, Factory Authorized Equipment Sales, Service Center, Lake City Supply in Lake Charles, Louisiana and East Texas Supply located in Port Arthur, Texas are divisions of Lake City Beverage, Inc. Serving Southwest Louisiana and the Southeast Texas markets, we pride ourselves on supplying our customers with a broad spectrum of high quality brands of paper products, sanitary maintenance chemicals, equipment and industrial packaging material.