[pabs3]

Probably SerNet or one of the Samba Commercial Support companies like Catalyst:

https://www.samba.org/samba/support/globalsupport.html

[gzread]

Might've been Catalyst. I see it's a NZ company not Australia.

[pabs3]

I think Catalyst has an Australian presence too (and UK/CA):

https://www.catalyst-au.net/