They were allegedly associated with AON NZ Ltd between 1998 and 2004 and possibly later.
Between 1998 and 2004ish AON NZ Ltd provided Case Management/injury file management to ACC, and between 2001 and 2004 provided their services to Catalyst by way of 3rd party provider.
Between 1998 and 2004 up to 1400 long term claimants were exited from their injury compensation entitlements.
Some have been instated, many are still fighting for their rights.
There are even some that
just gave up with everything because of what ACC and AON did.
There is loads of stuff here about Unum, AON, Catalyst. Using the forum's search engine will find most of it.