DevExpress
DevExpress (Developer Express) is a software development company based in the United States. It produces coding assistance tools and components for Delphi, C++ Builder and Microsoft Visual Studio developers. The major part of its product line is VCL, .NET WinForms and ASP.NET components that replicate the UI of Microsoft Windows and Microsoft Office applications. DevExpress has won many industry awards for its products.
Scooter Software
Scooter Software is based in Madison, WI, USA. Their flagship product Beyond Compare allows you to quickly and easily compare your files and folders. By using simple, powerful commands you can focus on the differences you're interested in and ignore those you're not. You can then merge the changes, synchronize your files, and generate reports for your records.
SlickEdit
SlickEdit Inc. provides software developers with multilanguage development environments and the most advanced code editors available. Proven across a wide range of programming languages and on Windows, Linux and UNIX platforms, SlickEdit products enable even the most accomplished developers to code faster and meet increasingly aggressive deadlines. SlickEdit is headquartered in the North Carolina Research Triangle area.