Understanding the Virus Threat and Developing Effective Anti-Virus Policy
This paper focuses on providing the reader with an overview of the current virus landscape and aids in developing best practice anti-virus policies. After presenting the threat, we'll introduce you to today's most popular anti-virus tools.
http://www.sans.org/rr/papers/index.php?id=135

ADinf Anti-Virus Software
Free download, customer support and useful information about popular Russian anti-virus and security tool ADinf.
http://www.adinf.com/

GFI Software Ltd
GFI offers network security software including intrusion detection, security scanner, anti virus for Exchange and anti virus for ISA server
http://www.gfi.com/languard/

Nitrous Anti Spy
Detect and Remove Spyware and keyloggers with Nitrous Anti Spy Software.
http://www.nitrousonline.com/antispy.shtml

SmartCOP Anti-Virus
An easy to use yet powerful anti-virus software. Insta Scan utility allows users to scan their system online.
http://www.s-cop.com/

F-Secure Virus Information Centre
F-Secure provides Security Software, Anti-Virus and Cryptography Centralized Policy Management, Wireless Security, Network Security, Virtual Private Networks
http://www.f-secure.com/v-descs/

Virus Chaser
Auto-updating anti-virus software developed by China Limited.
http://www.viruschaser.com.hk/eng/

D and F Virus
Anti virus software and viruses (~100) for download.
http://web.tiscali.it/dec_spiderman

F-Secure
F-Secure provides antivirus software and internet security for home users and businesses. Manage online threats with our anti-virus and protection software.
http://www.f-secure.com/

Softek Limited
UK Distribution specialist for Mail Marshal, Web Marshal, SafeStick, Authentication, Email Archiving, DeviceLock, Sophos, Drivecrypt Encryption
http://www.mailmarshal.co.uk/