document systems, based in columbia, south carolina, began operation in 1992. the company expanded to greenville in 2003, and provides comprehensive records management solutions to central carolina and the upstate. dsi is a leading provider of solutions for both physical storage and digital archive and retrieval solutions. with our document scanning and archive/retrieval business unit, dsi provides a national reach in high volume conversion, indexing and retrieval for all size organizations and users. the cornerstone of document systems is to provide our clients with exceptional customer service while adhering to the highest industry standards for records management.