Sierra Northwest
Sierra Northwest, based in Sierra Studios' home office in Bellevue, Washington, is home to some of the best-known talent in the computer gaming industry. Renowned team members include Roberta Williams (King's Quest series, Phantasmagoria), Al Lowe (Leisure Suit Larry series) and Jane Jensen (Gabriel Knight series).Impressions Software
Impressions Software is a leading developer of strategy and war games with offices in Cambridge, MA and London, England. Impressions has created some of the most innovative, best-selling titles in the interactive entertainment industry, including the Lords of the Realm series, Lords of Magic, Caesar, Caesar II and Robert E. Lee: Civil War General.PyroTechnix
Based in Cincinnati, Ohio, PyroTechnix enjoys a rich history as a leader in PC graphics technology and, in recent years, as an industry innovator in real-time technology and game development. PyroTechnix has developed True3D, a flexible, sophisticated, and proven real-time 3D development system for the Windows platform. True3D has been or is currently being used to develop at least six dramatically different games on the PC platform: space combat action simulation, mixed 2D and 3D role-playing game (RPG), on-line RPG, on-line tank combat simulation, and multiple sports titles.
Sierra Studios is currently publishing products
from the following independently-owned development houses:
Valve Software
Valve was founded in 1996 by Gabe Newell and Mike Harrington who, after a combined 22 years of making the world more productive at Microsoft, decided to make the world more fun. In the ensuing months, Valve licensed the Quake engine from id Software and signed a publishing deal with Sierra On-Line. Valve is based in Kirkland, Washington.Relic Entertainment
Based in Vancouver, BC, Relic Entertainment is comprised of a collection of over twenty veteran programmers, artists and game designers with a varied background from companies both inside and outside the gaming industry, including Electronic Arts, Radical Entertainment, Intersoft, Fearless Game Developers and Xanth.