Housemarque - Developers of Super Stardust, Elfmania, Alien Incident, and The Reap. - http://www.housemarque.com/
THQ Online - Developer and publisher of a variety of video games including Summoner 2, Scooby-Doo! and Britney's Dance Beat. - http://www.heavy-iron.com/
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. - http://www.hollis.co.uk/
Hamumu Software - Developer of action and arcade style games for the Windows platform. Site offers commercial, shareware, and free games. - http://www.hamumu.com
Heuristic Park, Inc. - Game development and graphic production studios - http://www.heuristicpark.com/
HI2 - Contains information about their developing online gaming technology. - http://www.hi2.com/
Hailstorm Entertainment - Developers of games for the next generation of mobile and networked devices. - http://www.hailstorm.co.uk