Betriebssysteme:
Microsoft Windows 2000
Microsoft Windows XP
Microsoft Windows Vista
Microsoft Windows 7
Microsoft Windows 8(.1)
Microsoft Windows 10
Microsoft Windows Server 2003 (R2)
Microsoft Windows Server 2008 (R2)
Microsoft Windows Server 2012
Microsoft Windows Mobile 5 for Pocket PCs
Microsoft Windows Mobile 6 for Pocket PCs
Microsoft Windows Phone 7
Apple iOS
Android
VMware ESXi

Server-Software:
Microsoft Exchange Server 2003/2007/2010
Microsoft SQL Server 2005/2008/2012
Microsoft ISA Server 2006
Microsoft Office Communications Server 2007/Lync Server 2013
Microsoft System Center Data Protection Manager 2007
Microsoft Windows Server Update Services 3.0 (WSUS 3.0)
Microsoft Hyper-V
Datacore SANmelody

Client-Software:
Microsoft Office 2003/2007/2010/2013 (Access, Excel, Frontpage, Outlook, PowerPoint, Project, Publisher, Visio, Word)
Acronis TrueImage Home/Server
Microsoft Virtual PC

Programmierkenntnisse:
HTML
Visual Basic (for Applications)
MySQL