i realized there's alot of networks like that
there's the whole
Noble and their iPoker network like you said, and then there's all the Prima networks, there's i think also the cryptologic networks...
and another network which i can't remember the name
oh and there's the poker room network..
party poker network... lots of them!
the only independent poker rooms i saw was Fulltilt, Absolute, Pokerchamps, and
Ultimate Bet... and
pacific poker