I'm sticking to the OP's rules in that I haven't worked with these models and do not have any shoots planned in the near future, but I'm delighted to say that that situation might soon change with two of them...
Just a few, away from the usual suspects.
There's plenty of great models that I'd love to work with like Ivory Flame, Artemis D5 or Katy Pectin, etc but the model I'd live to collaborate with at the moment is;
She's awesome have to plan a trip north
The models I really want to work with are
Photographers I want to work with are
lucky for me I have them all booked in my diary for the next 8 weeks
(seriously if you want it, book it)
I tend to just select those that best suit what ideas/styles I am currently working on, based on their skills/look/abilities/levels. As there are almost always some variables, I couldn't really name anyone.