Virtual Service Operations (VSO) is a privately held IT services firm founded in 2017 and headquartered in Manassas, Virginia. It delivers managed IT and hybrid-cloud operations, cloud migration, end-user services, network consulting, and IT financial management, anchored by its FogLifter platform. VSO serves large commercial enterprises and U.S. federal and defense customers, including projects in classified DoD environments, providing cybersecurity support and TBM/IT financial management advisory.