I know its another forum, but maybe post your question in this forum as well. I post there a lot and there a quite a few floorsanders who post there pretty regularly.
i just had a floor sanded and finished in ipswich ,the companys name is Ambersand ph no 3201 4747 mobile 0400644181 ,i dont usually recommend companies unless i am suitably impressed with the workmanship and price ,i AM impressed