Ok, i just did a little research and spoke to a well informed technician to back up my findings: here's what i came across.
Indeed Luxottica mafiosos own a lot and the CEO interviewed on 60 min is a dirtball who's philosophy of money making i do not support at all.
They do not own :
Costco (has a rx lens and frame store inside)
Lindberg (i can attest to the fact that an irate customer thought that luxottica owned...