He said in a presentation that the company sustained a strong period of investment to support its growth.
"Capex expenditure in FY2020 was driven by opportunistic investment supported by long-term projects," he said.
"It was a larger investment than previous periods but will continue to support future margins."
The company made capital investment of $13.4 million in FY2020.
Capital investment will reduce in FY2021, made up of mostly sustaining capex.
"New projects may require capital investment, but will be supported through a disciplined approach," Caruso said.