WHO WE ARE Glen Ellyn Storage Corporation has been moving families, offices, products and trade shows since1933. We are an agent for Mayflower Transit LLC with three locations. Our new headquarters is located in Carol Stream and we have additional locations to serve the Chicago and Plainfield/Naperville communities. Our experience, dedication and performance has won us numerous awards, including the President’s Choice Award, Mayflower’s highest designation and The Customer Choice Award from our most important critics, our customers.