Stone & Webster, Incorporated through its operating subsidiaries provides engineering, construction, environmental and related services to worldwide clients. The company's clients are located in the petrochemical, refining, power, industrial, governmental, transportation and civil works projects. Stone & Webster also offers a complete range of services in environmental engineering and sciences including complete execution of environmental projects. Other activities include advanced computer systems development services and products in the areas of plant scheduling, information systems, systems integration, computer aided design, expert systems and database management. Modern public cold storage warehousing, blast-freeze and other refrigeration and consolidation services are offered by the cold storage services division. The company has incurred approximately $0.5 towards year 2000 expenses till date. The company discontinued its cold storage segment namely the Nordic Refrigerated Services business unit during 1999.