Founded in 1981 by John Taylor and Kelton Flinn, the company developed, published, and distributed interactive gaming content to over 12 million paying subscribers of America Online, Prodigy, CompuServe, EarthLink Network, Delphi, and major websites throughout the Internet.

Popular Kesmai titles include Air Warrior, Online Casino, Harpoon Online, Legends of Kesmai, MultiPlayer BattleTech, Star Rangers Online, Stellar Emperor, CatchWord, Jack Nicklaus Online Tour and a collection of classic board and card games.

In 1999, the company was sold to Electronic Arts, and the company's studios were subsequently closed in 2001.