Ionic is a the most popular cross-platform mobile development stack in the world, helping web developers use their existing skills to build top quality apps for the app stores. Ionic is used by fast growing YC and TechStars startups all the way up to some of the largest enterprise companies in the world. Ionic apps have been featured by Apple, Google, and Amazon, and over 3M Ionic apps have been built since February 2014.Our big goal is to become the dominant mobile development platform by giving web developers an incredibly well designed open source UI and app framework, along with the tools, services, and support to help them build amazing apps.

Columbia Business School brings a global perspective, cutting-edge methodology, and the energy of New York City to its MBA, EMBA, Executive Education, PhD, and MS programs.

The RAIL, is a patented digital bill folder that enables restaurant customers to self-swipe credit or debit cards at the table. At the touch of a finger, guests can split a bill, auto-calculate tips, and email a receipt to themselves or to colleagues. The Rail provides the restaurant with a unique marketing opportunity to engage with the diner. Rail devices provide an unprecedented level of credit card theft protection for consumers while enabling PCI compliance at each restaurant.