Pimp Roll has Mandys Diary and some more in production.
Lightspeed has about 20 solo girl sites.
Perfecto Dollars has Club Tara, and Luce Blu which is a pornstar site that might interest you.
Silvercash has about 6 solo girls sites plus a site called Solo Girls.
Ghost Cash has Hennessie and Tricie Swallows.
PM me if you need more.