GitKraken
GitKraken is a global software company with offices in Arizona, USA and Alicante, Spain. They make a suite of legendary Git tools that help developers be more productive - and teams collaborate more closely - wherever they are and wherever they code. GitKraken tools are relied upon by more than 10 million developers at 100,000 organizations around the world.
Pragmatic Works
Pragmatic Works is on a mission to help developers and DBAs operate more efficiently through innovative software products, training offerings and consulting services for the Microsoft Data Platform. Pragmatic Works offer software that simplifies the development and management of SQL Server, and deliver top-tier SQL Server training and consulting services for even the most complex data management, Big Data, Cloud and Business Intelligence projects.
Xamarin
Xamarin was founded in May of 2011 in Boston, Massachusetts. Their mission is to produce the best software development tools in the world, and to make it fast, easy and fun to build great mobile applications. Xamarin is composed of more than 20 members of the team that built Mono, with ten years of experience working together to create a great developer platform.