The Clean Event Australia Pty Ltd Enterprise Agreement 2004 AG837969 is filed at the Fair Work Commission here:

https://www.fwc.gov.au/documents/awards/tracee/agreements/pdf/AG837969.pdf

Here's Bill Shorten's signature on the 2nd last page of the document.

Here's the no industrial action clause

Here's the sick wages

This is the front page

And Clean Event and Shorten's signature page.