Xamarin - Create iOS, Android and Mac apps in C#
Backbase - Backbase delivers a customer experience platform to enterprises that want to deliver a superior customer experience.
Xcode - Xcode is Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.
Usablenet - Usablenet is a mobile and multi-channel technology solution.
FEELingK - FLK wireless internet messaging solutions.
SDK.finance - Core banking and payment platform with 345+RESTful API. Best way to run software for banks, payments, and FinTech. Scale, Enterprise, Secure.