I have been trying to compile a list of email addresses to submit samples of unknown viruses to all AV companies in one go. Unfortunately not all have an email address; many rely on web forms. Anyway, here is my list so far:
Lavasoft (AdAware): research@lavasoft.com
Comodo: malwaresubmit@comodo.com
Command: virus@commandcom.com
CA: virus@ca.com
NOD32: sample@nod32.com
F-Secure: samples@f-secure.com
F-PROT: viruslab@f-prot.com
Grisoft (AVG): virus@grisoft.cz
Avira (Anti-Vir): virus@antivir.de
Kaspersky: newvirus@kaspersky.com
NAI: virus_research@nai.com
Norman: analysis@norman.no
Panda: virus@pandasoftware.com
SOPHOS: support@sophos.com
Symantec (Norton): avsubmit@symantec.com
VBA32: newvirus@anti-virus.by
Avast: virus@avast.com
Dr. Web: vms@drweb.com
Ewido (now AVG Anti-Spyware): submit@ewido.net