Yup i do like a bit of Taskforce.
Shouldnt be slated for that at all, maybe i am biased, but Grime is the music i listen to most (along with Reggae), and no im not a chav. But Dizzee back in the day was amazing. The sets on Rinse FM et al, when he was in Roll Deep and after that period with...
Peter Rock
Early Nas
East Flatbush Project (not prolific, but this guys productions are hard to beat)
Gang starr
UK based:
Skinnyman
Klashnekoff
Lewis Parker (not very well known for some reason, but imo the best producer/rapper in the UK)