Shadowrun: 8th World
Horizon was formed in 2061 from the Horizon Project a think tank created to address the problems of quake ravaged Los Angeles. Sometime in 2080 They acquired Neonet’s North American holdings when that corporation was dissolved by the Corporate Council. Sometime around the year 5000 society went underground due to war and environmental degradation. Aztechnology fell apart and Aztlan refugees flooded other nations. Horizon over time picked up their North American holdings. Society would slowly build itself back up over time expanding their space programs and building a Space Elevator. After the Second Dragon War and the Man Machine War Horizon along with the rest of metahumanity abandoned Earth for the colonies.