They have mostly been based within the Eastern/Midwest regions of the United States but now they will be adding a new place to their locations list and it's as far west as you can get in the United States.
Many Michigan cities, towns, and townships have changed their names over the years but I didn't know Kentwood was originally called Paris and others are surprised too.
Gibson guitars were what most Michigan garage band members wanted...they were worth the money. Here's a 60s look at the Kalamazoo guitar factory where it all took place...