National Data Services is proud to announce it has merged with Diamond Marketing Solutions. We are the same experienced team you are accustomed to working with, but we now offer more resources and expertise. In addition to providing Critical Mail services, Diamond Marketing Solutions provides Direct Marketing and Fulfillment services. We are still located at: 620 Stetson Avenue St. Charles, IL 60174-3457 Our general telephone line has not changed and is: 630-845-7000. Please visit our new website by clicking http://www.dmsolutions.com. If you have any questions about this recent merger, please contact Mike Nevolo at 630-845-7000 extension 370. We appreciate your business! Sincerely, Your Team at National Data Services (now Diamond Marketing Solutions)