Tech-X is providing GPU training:

Tech-X Corporation is pleased to announce our next three-day training course for GPU computing using CUDA will be held from May 16 – 18 at our offices in Boulder, Colorado, USA. The cost for this training will be US$2,500 for all three days. This price includes lunch each day. If you are interested, please complete our form so we can contact you with further details.

Full disclosure: I work for Tech-X and will be involved in this training course.