User blog comment:FridgeRaider88/Mass Effect 3 Squad Speculation (spoilers)/@comment-1221773-20100809201408

Reasonable assumptions all.

I think ME3 will have 10 squadmates myself. Liara, Ashley/Kaidan, Garrus, and Tali are shoe-ins. Two or three more ME2 squadmates will return, and the remaining slots will be filled with brand new characters intro'd in ME3.