200 paying customers?
Sounds like you can't do anything without VC money. El Reg covered Wickr some years back but the market has moved on since then. There is now a choice of secure messengers: Signal, Wire, Threema, etc., with Signal and Wire being open source.
But for enterprises there is still BlackBerry, which has the advantage of established user base and toolset.
Biting the hand that feeds IT
