Actipro Software
Actipro Software, founded in 1999, is a privately-held provider of software components for the Microsoft .NET platform. Based in Cleveland, OH, USA, their focus is on delivering quality user interface software components that customers can trust to add robust functionality to their applications. They have been developing Windows Forms components since .NET was first released, and have become a leading provider of Windows Presentation Foundation (WPF) components.
EPPlus Software
EPPlus Software AB is a Swedish software company that builds, distributes and provides support for EPPlus, a spreadsheet library for the Microsoft .NET platform with over 40 million downloads on Nuget. The development of EPPlus is done in a public repository on github, with new versions released frequently. EPPLus was asked to provide input on proposed changes to the Office Open XML standard and in 2019 Microsoft used EPPlus to demonstrate their new Blazor Web Assembly framework at various developer conferences. Thousands of companies and organizations depend on EPPlus for managing their spreadsheet data every day.
ActivePDF
ActivePDF provides a suite of easy to use, cost effective development tools for embedding feature-rich PDF functionality into server-based Windows applications. ActivePDF delivers robust, multithread, server-side PDF automation products which are intended for heavy-duty, enterprise-wide use. When you need it done now, need it done right, and need it every time, then ActivePDF provides the product, the support, and the level of confidence you need.