- Microsoft Windows Workstation & Server OS (NT4, 2000, XP, 2003, 2008, 2012, Windows 7 & 8)
- Linux Workstation and Server OS (Slackware, Debian, Ubuntu & Mint)
- Apple Mac OS X 10.1 – 10.9
- VMware ESX, Citrix XenServer & XenApp, VirtualBox
- Storage: HP Lefthand SAN
- WordPress Webdesign
- various applications like Microsoft Office, OpenOffice, LibreOffice etc.
He is a passionate Linux admin and enjoys writing and producing Linux How-to article & videos at UbuntuVideoCast which is a division of CyberHelp.us. Customer Service and 100% customer satisfaction is his main goal.