there are a billion hosting co's out there but your best bet is to look at the ones that have big programs on them
www.ISPrime.com
www.NatNet.com
www.SwiftCo.net
www.JupiterHosting.com
www.CandidHosting.com
www.SwiftWill.com
That's the handful that hosts some of the bigger paysites and tgp's that I know of.