Not that I know of. So far as I know it originated up here. The owner is aging and not very active at all anymore. I'm 71, part time, I just build electronics and electrical components. You can find some videos of some of our stuff
High Quality BOUNDER Power Wheelchairs
We recently pretty much stopped selling a 48V version, those damn things will do better than 15mph, they geared one that would do 21.