TeamViewer, Atera, Freshdesk, Microsoft Teams, Teams for Business, Skype, Microsoft Intune, PowerShell Scripting, SQL, MySQL, Microsoft Exchange, Microsoft 365, Microsoft Azure/Entra, Virtual box, Vmware ESXi Hypervisor, Cloud Ally for Office 365 backup and data exchange, Microsoft Active Directory, MS SQL Server, DHCP, DNS, TCP/IP, Router, Switches, Firewall, VPN, VLANs, Windows server 2016, 2019 (File Server, Print Server, Application Server, DNS Server, Terminal server), Phone Server (3CX, VOIP, PBX Express)