|There is more information available on this subject at Gearbox Software on the English Wikipedia.|
Gearbox Software is a video game developer founded by Randy Pitchford, Stephen Bahl, Landon Montgomery, Brian Martel, and Rob Heironimus in January 1999. They are best known for a number of high-profile PC and console games such as the Brothers In Arms series, the Borderlands series, Duke Nukem Forever, Aliens: Colonial Marines, and the Half-Life expansions: Opposing Force, Decay and Blue Shift. They have also gained the rights to the Homeworld (an RTS developed by Relic Entertainment) series after former owner THQ went bankrupt and auctioned off its assets in early 2013.
Gearbox was responsible for the PC port of Halo: Combat Evolved. They were also responsible for the making of Halo: Custom Edition. The Map Editing Kit was created by Gearbox and passed down to other selected websites.
Gearbox Software is located in Plano, near Dallas, Texas.