ComponentOne, a division of GrapeCity, is located in Pittsburgh, Pennsylvania, where it serves as the headquarters of GrapeCity's Developer Tools business. A leader in the Microsoft Visual Studio component industry and a Gold partner of Microsoft. ComponentOne focuses on providing its customers with innovative components, controls, tools, and solutions.

Our flagship product, Studio Enterprise, is designed to meet Microsoft Visual Studio developers' evolving development needs, whether working in Windows Forms, Windows Presentation Foundation (WPF), ASP.NET, ASP.NET MVC, Silverlight, Windows Phone, iPhone, .NET Compact Framework (Mobile), or ActiveX. In addition to Studio Enterprise, we also offerActiveReports reporting components, Spread Excel-like spreadsheet controls, jQuery UI widgets; and, a long-recognized Help authoring tool for technical communicators who write and develop Help systems.