Glenn Fraser was the trustee for Friosal Enterprises, a duck breeding business. Friosal Enterprises engaged a sole trader who then engaged an assistant to work with the trustee installing winches, at a height of 5 metres, to transport feed and water to the duck livestock in a large housing shed.

Mr McNeill was a sole trader who specialised in tree cutting and stump removal. A demolition company engaged Mr McNeill to remove a large tree from a residential site at which a company was performing excavation works.

Grey Colt Pty Ltd (Company) operated a commercial kitchen attached to a hotel in NSW. The kitchen was staffed by the sole director of the Company, a general manager, chefs and a kitchen hand.

K & R Fabrications (K & R) was a business specialising in shutdown maintenance services for industrial worksites. At the time of the incident, K & R was tasked with reinstalling four intermediate bearing housings as part of a gearbox overhaul at a shutdown cement mill.

Building Maintenance Unit Service Pty Ltd (BMUS), a company responsible for servicing and maintaining building maintenance units (BMUs), was found to be in breach of its work health and safety (WHS)

Vehicle Storage & Engineering Pty Ltd (the company) was a vehicle body fabrication business that was also involved in steel fabrication work.

A developer engaged MJM Painting Services Pty Limited (MJM) to provide painting and decorating services at a high-rise residential construction site.

Ausprinters Pty Ltd (Ausprinters) was a commercial printing company involved in printing labels used for commercial food packaging. An employee of Ausprinters was setting up a large-scale printing machine in preparation for a printing job

Building Maintenance Unit Service (the Company) was responsible for servicing and maintaining the building maintenance units (BMUs) of a 13-storey commercial building in Sydney for 10 years.