Based in Norwood, Mass., King Information Systems Inc. is a records management company specializing in services and products for banks and credit unions. The company sells and services a complete line of movable shelving, fireproof files, vertical/ lateral file cabinets, rotary file units, storage boxes, microfilm cameras and reader-printers. It also offers a range of index guides, file folders, labels, document dividers and other filing and retrieval aids. The company provides a number of services ranging from consultation and system design to file conversions, microfilming, maintenance and off-site storage.