Hailstorm Entertainment: Developers of games for the next generation of mobile and networked devices.
Haleph Software: Develops PC games such as Hostage and Terrorist and Impact Disaster. Offers downloads, screenshots, and contact information.
Hamumu Software: Developer of action and arcade style games for the Windows platform. Site offers commercial, shareware, and free games.
Heuristic Park, Inc.: Game development and graphic production studios
HI2: Contains information about their developing online gaming technology.
Hollis Research: Hollis Research designs state-of-the-art videogames, invents and patents original hardware and software technology and provides innovative design expertise to major corporate clients.
Housemarque: Developers of Super Stardust, Elfmania, Alien Incident, and The Reap.
THQ Online: Developer and publisher of a variety of video games including Summoner 2, Scooby-Doo! and Britney's Dance Beat.