Not exactly what you asked for, but here is a related Wiki entry:
https://en.wikipedia.org/wiki/List_of_employee-owned_compani...
Not exactly what you asked for, but here is a related Wiki entry:
https://en.wikipedia.org/wiki/List_of_employee-owned_compani...
A link at the bottom of the page goes directly to a US directory (of only 476 entities): https://www.usworker.coop/directory/