DuPage Security Solutions, Inc is a local, family owned business located in Addison, Illinois. You can walk in to our store for a myriad of services including re-keying, duplicating, repairing and sales of locks and safes. We specialize in commercial and residential re-keying, master keying and repair and replacement of locks and door hardware. Our services do not stop there. Please visit our services pages to learn more. Don't be scammed by the slew of fake locksmiths advertising their services. DuPage Security Solutions is licensed in the State of Illinois and can be found on legallocksmith.com and findalocksmith.com. We offer our clients small-town, friendly service with all kinds of big city experience.