A map of the three people whose locations I know:

[img]http://s15.postimg.org/wtv1d0u89/Galactic_Map.png[/img]

Purple = The Oliocht Technocracy
Dark Red = The Legion
Tan = The Uarshi Swarms

Link: http://s15.postimg.org/wtv1d0u89/Galactic_Map.png