Company is a legal entity formed and registered under the companies act 1956, if the company is a limited company then it becomes an individual person in the eyes of law. Registering the proprietary limited company in Australia will cost $495. If you haven’t registered the company then you will be regarded as a sole trader. If you are setting up the company or purchasing the existing one you will figure out the start-up costs such as accounting fees, stock, furniture, staff wages, cash is required till you start earning from your business. Setting up a company required the cash so you need to plan and forecast the expenses that will occur initially.