From VROOM!:

A VMmark Review Panel comprised of several of our partners has recently been formed in order to provide additional rigor and transparency to the benchmark reviews. The founding members of the review panel are AMD, Dell, and HP, in addition to VMware. (We hope to add more partners soon.)

[…]

This broader and more open review process will produce an even greater level of confidence in the accuracy and compliance of published results.

I agree.  I’ve blogged about the veracity of VMmark results before and it generated some good discussion.