Localytics - App analytics and marketing for iPhone, iPad, Android, HTML5, Blackberry and Windows apps.
SlickText - Slick Text provides businesses and organizations with an easy and affordable platform for text message marketing.
Liftoff.io - eCommerce & web to print platform
SimpleTexting - SimpleTexting offers SMS and text marketing services for companies of all sizes.
Widdit - Widdit provides tools that help app developers create an interactive online experience for users on both PC and mobile ecosystems.
Textmagic - The all-in-one solution for all your business texting needs - marketing campaigns, two-way SMS chats, reminders, notifications, and internal staff communication.