Wayne Draper went into private business. He posted a few threads here a year or two back.
Details here => http://www.gruppea.com.au
(read the Profile page for some of the history)
I think he registered "Phase" and "HO" as trademarks.
There are some interesting photos of X-series then E-series cars all wearing a PHASE # number plate in the HO (Homologated Options) section.