In June 2016, there were 215,000 businesses operating in the sector. 190,000 of these businesses were sole operators and don’t employ people.
29,000 of these businesses employ less than 20 people. 70 businesses employ more than 200 people, with 40% of those in the security sector.
Source: ABS, Counts of Australian Businesses, Jun 2012 to Jun 2016
In the real estate sector, most businesses are small but eight companies make up 25% of the market share - LJ Hooker Ltd (4.9%), Ray White Group (4.6%), CBRE Pty Ltd (3.5%), LPI (Australia) Holdings Pty Ltd (3.2%), First National Real Estate (2.7%), Raine and Horne (Holdings) Pty Ltd (2.4%), and Colliers International Holdings (Australia) Ltd (2.2%)
Source: Artibus Innovation