Data Storage Corporation operates through its subsidiary Nexxis Inc., which provides fully managed business telecommunications and technology services including voice, internet, data transport, and SD-WAN solutions to enterprise customers nationwide. Nexxis serves businesses across healthcare, professional services, financial services, manufacturing, and other verticals that require high-availability, cloud-optimized connectivity with operational simplicity and vendor consolidation. The company generates revenue through subscription-based service agreements that combine managed voice, internet, and data services, emphasizing performance guarantees, 24×7 monitoring and support, and reduced total cost of ownership for distributed and hybrid enterprises.