They aren't owned nor controlled by Google. And certainly not directly. I presume you refer to the fact that most income of Mozilla comes from Google paying a

They aren't owned nor controlled by Google. And certainly not directly. I presume you refer to the fact that most income of Mozilla comes from Google paying a fee to have their search be the default. While that is worrysome, it's not control nor ownership. Let alone direct control. At most it gives Google leverage.