Security Software Removal Utilities

Security Software Removal Utilities
Agnitum Outpost	Avast
AVG	Avira*
BitDefender	BullGuard*
CA Antivirus	Computer Associates
Comodo Internet Security	CounterSpy
Cyber Defender Early Detection Center*	Dr. Web
eScan	ESET
FRISK F-PROT Antivirus*	F-Secure
G Data	IObit Software
Kaspersky	Kingsoft*
K7 Total Security	LavaSoft*
Malwarebytes Anti-Malware	McAfee
Microsoft OneCare	Microsoft Security Essentials*
Norman	Norton
Panda	Pareto Logic*
PC Tools*	Prevx
Sophos*	SuperAntiSpyware
Trend Micro / Titanium*	ThreatFire
Vipre	Webroot*
Zondex removal tool 1 & 2 (run both in order)	Zone Alarm

*Note: Developer doesn't provide a separate uninstall tool, instead relies on Windows' traditional Add/Remove method or additional manual steps. 

Source
http://www.techspot.com/guides/549-clean-antivirus-removal/