Opening hours of Construction & Contractors in Koonunga, South Australia Opening hours of Construction & Contractors in Koonunga, South Australia Home / South Australia / Koonunga / Construction & Contractors Construction & Contractors Heintze D L Heintze Rd, Koonunga SA 5373, Australia, Koonunga, South Australia (08) 8565 6230 Categories of local businesses in Koonunga Construction & Contractors