Firstly, as an AW139 TC my thoughts go out to the TC involved.
Epiphany - "Attempting a CAT A helipad profile reject massively over gross training weight and with the aft C of G well out of limits might just do that?"
Are you confirming or speculating that it was a Helipad reject and CoG out of limit?
He has had a bad day in the office and doesn't need any speculating.