Hackgod.org - No, nothing to do with l33t h4x0rs here, actually.
noobtaco.com - It has taco in the name.
xeentech web hosting - Good web hosting.
Hamlesh Consulting - IT consulting firm run by a friend.
Penny Arcade - Hilarious video game related comic. NSFW.
User Friendly - A sentient computer, a sentient ball of dust, and burnt out, spiteful ISP tech support.
Circle With Goodies - CWG is a version of CircleMUD which has been updated with both base code fixes and by having "standard" patches that most MUD admins want already patched in. CWG is kept up to date and sees a new release almost every month.