Geoff Knorr is a games composer. Knorr has been working with Firaxis, Oxide Games, Stardock Entertainment and Aspyr Media. Knorr's first game was Sid Meier's Civilization V published by 2K Games for PC, macOS and Linux in 2010. Next, Geoff Knorr worked on Sid Meier's Civilization: Beyond Earth taking on the role of composer. Later, Knorr also was part of the team who developed Ashes of the Singularity published by Stardock Entertainment for PC. The latest work of Geoff Knorr was Ashes of the Singularity: Escalation, published in 2016.