Rockliffe is a privately owned company that is dedicated to building rock solid mobile communication software for service providers, enterprises and consumers. Based in Silicon Valley, Rockliffe has delivered four successful email and chat products to market: MailSite, AstraSync, AstraChat and StealthChat. These products have generated tens of millions of dollars in revenue for the company from hundreds of thousands businesses such as AT&T, Bank of America, Vodafone, Network Solutions, Nokia, OneBox, Rockwell Collins and Vocus. Rockliffe is a global company with subsidiaries in the UK and in Indonesia.