Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .
Symantec Endpoint Encryption - Symantec Endpoint Encryption protects the sensitive information and ensure regulatory compliance with strong full-disk and removable media encryption with centralized management.
Avira - Cloud based email security solution
McAfee Endpoint Security - McAfee Endpoint Security speeds threat de-tection and remediation with antimalware, fast scanning, instant threat detection and updates, and maximized CPU performance.
Microsoft Security Essentials - Microsoft Security Essentials is Microsoft's own foray into the world of virus protection.
Sophos Home - Business-grade cybersecurity for home users