This U.S. industry comprises establishments primarily engaged in providing on-site management and operation of clients' computer systems and/or data processing facilities. Establishments providing computer systems or data processing facilities support services are included in this industry.

Including:

• Computer systems facilities (i.e., clients' facilities) management and operation services
• Data processing facilities (i.e., clients' facilities) management and operation services
• Facilities (i.e., clients' facilities) management and operation services, computer systems or data processing
• Facilities (i.e., clients' facilities) support services, computer systems or data processing