Maintaining a presence in Jessup, Md., Unisource Distribution Division is owned and operated by Unisource, which is one of the largest private companies in the United States. Headquartered in Norcross, Ga., the company offers a range of products and services in several industries. It has a staff of more than 6,500 team members that includes over 2,600 sales, customer service and technical support specialists. Unisource has nearly 100 distribution centers and a fleet of approximately 1,300 vehicles. It is one of the leading independent marketers and distributors of commercial printing and business imaging papers, packaging systems, and facility supplies and equipment. Unisource is certified by Soci t G n rale de Surveillance, which is one of the leading inspection, verification, testing and certification company in the world.