PostMark, located in Winston-Salem, N.C., is a provider of direct mail solutions. It offers solutions for barcoding, permits, customized market mails, repositionable notes, and address changes and corrections. The company also updates and processes customers mailing list according to the National Change of Address (NCOA) database. In addition, PostMark provides data processing, label printing and mail handling services, as well as customized warehousing and shipping solutions for inventory storage, kit packing, and FedEx, United Parcel Service and postal service shipments. Its data processing tasks include postal sorting, duplication elimination, gender coding, mailing list acquisition, database maintenance and data manipulation services.