Froged - One click solution providing easy-to-use marketing, sales and support services to turn website visitors into happy customers.
Seald - Keep your conversations secure, everywhere.
Intercom on Customer Engagement - A book on how to create messages that drive engagement
Crypho - End-to-end-encrypted messaging and file sharing
Keep Your Friends Close - A free e-book about maximizing Customer Lifetime Value
Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.