Hornetsecurity - Hornetsecurity offers you comprehensive, integrated managed e-mail security services.

Codezero - Collaborative Local Microservices Development

Mimecast Gateway - Mimecast Gateway is a SaaS-based email security solution that uses sophisticated, multi-layered detection engines and intelligence to protect email data and employees from malware, spam, advanced threats and zero-day attacks.

LeadMD - LeadMD is the revenue performance consultancy that cuts through the BS by making your vision actionable and your outcomes measureable

dmarcian - Safeguard your email from abuse

Sirius - An open-source clone of Siri from UMICH