Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
BoostHQ - An online community platform for your employees to gain knowledge, share experiences and learn from each other.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Lunyr - A decentralized crowdsourced encyclopedia.
Marketo - Marketo's powerful marketing automation software helps marketers master the art & science of digital marketing to engage customers and prospects.