TGND - closed up shop some time ago, a couple of ladies who used to work with Cindy (miss her), were still around as independents for a while, but they may have all moved on at this point.

I have always been partial to Camelot, its expensive, but as with a lot of things, you get what you pay for.

I am not sure if you would call it an agency, but I have become a big fan of http://ame.companionfiles.com/model