BSA may be ion the way back.
.http://www.foxnews.com/auto/2016/10/27/bsa-motorcycles-back-in-business.html
The article said they also purchased JAWA. I thought they were gone except for speedway engines, apparently they are still around.
(https://photos.smugmug.com/Other/Bamapics/i-hdnH4W9/0/XL/jawa-XL.jpg)