Mark Arena

Arena was born in Perth, Western Australia.^[2] He grew up in Greenwood, went to school at Sacred Heart College and then studied software engineering at Edith Cowan University.^[3]

Arena started his career as a technical specialist for the Australian Federal Police in Canberra, where he tracked cyber criminals. He later moved to the Netherlands.^[3]

In 2014, Arena co-founded Intel 471,^[2] a company that tracked criminals and sold intelligence on cyber threats.^[3] He moved back to Perth after selling his company in 2023.^[2][3][4]

In May 2024, MT Arena Capital Investment Property Limited (MTACI) made a non-binding indicative offer for National Basketball League (NBL) club, the Perth Wildcats.^[5] In July 2024, Sports Entertainment Group agreed to sell 90% of their 95% shareholder ownership of the Wildcats to Arena at an estimated value of $40 million.^[6][7][8] On 14 August 2024, Arena officially became the majority owner of the Wildcats after purchasing 52.5 per cent of the club for $21 million. He was set at the time to provide another payment of $15 million in 2026 to receive an extra 37.5 per cent and then buy the entire club in 2028.^[9][10][11] In January 2026, Arena completed the remaining tranches of his ownership transaction, becoming full owner of the Wildcats.^[12] As of January 2026, he was the youngest owner in the league and also the only owner also filling the club's chief executive officer role.^[13]