Kohactive is a Chicago-based web and mobile app design firm. They have been in business for seven years. They work well with the platforms Ruby on Rails and Ember.js. They begin a project by analyzing the market and develop a client's ideas based on that. They create responsive web designs that work with all devices and browsers. They create with the user in mind and also build sites with easy-to-update content management systems. All illustrations and icons are custom made and designed to match the style and tone of a client's brand. They build mobile apps that work with both iOS and Android. The websites they create will also be mobile-friendly. They can build e-commerce sites that have integrated shipping and fulfillment. They can also build online marketplaces and mobile e-commerce apps. In addition, they help clients test markets by using prototypes, minimum viable products and landing pages to collect data.