Thomas is also commercial director at House of Travel and said his firm's exposure was low and it was working to help customers affected but finding hotels at short notice was a challenge.
''From our point of view they were not a preferred company. We are dealing with each one of those bookings but there is not a big number,'' he said.
''Some may take a harder line - we would hope this is not the case.''
Since its inception in 2002, Excite Holidays grew quickly, expanding from a single office in Sydney, Australia, to include offices in New Zealand, the United States, Thailand, Singapore, Greece and Britain.
Sydney-based KPMG confirmed has been appointed as voluntary administrators and a creditors' meeting had been called for next week.
Thomas said failures over the last year of travel businesses in Australia and airlines showed it was a tough business, despite the global tourism boom.
''If you speak to the airlines they will tell you how difficult their industry is - it's a high volume low margin game.''
Thomas said Teinz required its members to keep client funds separated from their working capital.
''If you have issues like this you have to deal with it comes right off the bottom line. That's why its so important to have separated funds,'' he said.
Taanz also requires members to keep a percentage of turnover as a bond and the association has a $100,000 emergency fund.