Crunchy Data

Crunchy Data is on a mission to bring the power and efficiency of open source PostgreSQL to security-conscious organizations and eliminate expensive proprietary software costs. Since 2012, we've built a foundation of secure and critical PostgreSQL deployments while leveraging our expertise in managing large-scale, mission-critical systems to provide a suite of products and services. Our focus is on solving enterprise-level challenges with secure, open source technologies.

You can find them on Twitter as @CrunchyData

You can find more info on their webpage.