With his brother Keith, Perron founded Perron Brothers, a trucking and earthmoving Business, and they sold it to Thiess in 1961. He bought a Toyota franchise with David Golding. He later invested in real estate along the Great Eastern Highway. He owns half of the Central Park skyscraper in Perth and eight shopping centres in Australia. In May 2012, he purchased fifty per cent stakes in Perth's Centro Galleria, Centro The Glen in Melbourne and Centro Colonnades in Adelaide from the Centro Properties Group. His Perron Group is headquartered in East Perth, Western Australia. He also owns SP Investments.