Illinois Office Supply is the areas largest promotional product distributor and a proud member of the Advertising Specialty Institute.   IOS is able to supply your company with every possible promotional product from over 3000 suppliers. With so many ad specialties available there is a huge opportunity for professionals like you to boost ROI and leave a lasting impression with your customers.

Our mission is to help you create long-lasting relationships with your clients through the power of promotional products.       

If you are looking to increase traffic at trade shows, reward your staff, or thank a customer, Illinois Office Supply and Promotional Products can bring you the very best selection of promotional products. Whether you seek a specific product, or just want to search for some new ideas, our online catalog can give you all the information you need to invigorate your business in a new and fun way. Use the search menu on our web-site to browse around. If you have questions or wish to place an order, just click the “request for more information” tab and we will respond to any questions you may have.