Here at City Building Services, we take pride in our diverse teams. Below you’ll get to virtually meet our current Leadership Team from our Head Office based in Sydney, New South Wales. Connect with them on LinkedIn or read about their bio’s below. City Building Services is a 100% Australian owned and operated heating, ventilation, air-conditioning, refrigeration (HVAC-R), BMS & Fire Testing company, operating nation wide.

Bart Guangco


Jason Manley

Chief Operating & Indigenous Services Officer

“We acknowledge the Traditional Owners of country throughout Australia and recognise their continuing connection to land, waters and culture. We pay our respects to their Elders past, present and emerging."