Great Lakes Garrison is a subdivision of the 501st Legion the premier Imperial Star Wars costuming group in the world. GLG operates in the state of Michigan and was originally a part of the venerable Midwest Garrison as "Michigan Squad," and then separated into a full-fledged Garrison in December of 2007.

Since then, the GLG has contributed significantly to the greater 501st and Star Wars communities. GLG members served a central role in TrooperFest of 2009 and 2011. GLG members have also gone on to serve in various command and administrative roles at the Legion level for the 501st, as well as the 501st's partner organization, the Rebel Legion.

The goal of the organization is to further the aims of the 501st Legion by promoting the magic of Star Wars in the State of Michigan. To entertain fans of all ages, represent the community, and bring the Star Wars universe to life through our authentic-looking costumes. To serve the Legion members of Michigan efficiently by providing geographically accessible leadership that has knowledge and familiarity of the local region.