Subterranean Homesick Games
- Authors of live action games, in the interactive literature style. Site contains information on each of the stories they have created.
- http://www.unseelie.org/shg/

Fear of the Dark
- Specializes in organising and running horror and murder/mystery events. All events are catered and insurance is included. Located in the United Kingdom.
- http://www.fotd.findingviews.com/