Atmail is a privately owned company that offers email and collaboration solutions to businesses, universities, government agencies, and service providers, down to SMBs. Atmail is headquartered in Australia, but also has staff throughout the United States of America.
Atmail Email Server is a comprehensive messaging server for Linux and Unix platforms, and is powered by open-source. The browser webmail client supports desktop-like capabilities such as drag-and-drop. The browser-based administration interface allows businesses to "set and forget".