Mike Cannon-Brookes

Cannon-Brookes also acquired the 1923-built heritage residence Verona, designed by architect Leslie Wilkinson and located in Double Bay, for A$17 million.

The house previously belonged to New Zealand philanthropist Pat Goodman.

Michael Cannon-Brookes (born November 1979) is an Australian billionaire business magnate who is the co-founder and co-CEO of software company Atlassian.

Cannon-Brookes was born in November 1979, the son of a global banking executive, also named Mike, and his wife, Helen.

He attended Cranbrook School in Sydney, and graduated from the University of New South Wales with a degree in information systems on a UNSW Co-op Scholarship.

With Scott Farquhar, Cannon-Brookes is the co-founder and co-CEO of Atlassian, a collaboration software company.

The pair started the company in 2002, shortly after graduating from university, funding it with credit cards.

They claim to have founded Atlassian with the aim of earning the then-typical graduate starting salary of A$48,000 at the big corporations without having to work for someone else.

In March 2022, it was reported that Cannon-Brookes and billionaire Andrew Forrest had invested in the Sun Cable project,to build a solar and battery farm 12000 ha in size at Powell Creek, Northern Territory, and a power-cable to link it to Singapore (via Indonesia) leaving Australia at Murrumujuk beach.

In January 2023, Sun Cable went into administration owing to disagreements between Cannon-Brookes and Forrest.

In May 2023, Cannon-Brookes' company Grok Ventures outbid Forrest and others to buy the liquidated company.

Cannon-Brookes is an adjunct professor at the University of New South Wales' School of Computer Science and Engineering.

Cannon-Brookes and Farquhar were recognised as the Australian IT Professional of the Year award in 2004, and Australian 2006 Entrepreneur of the Year. He is also a member of The Forum of Young Global Leaders.

Prior to that, in 2016, Cannon-Brookes had bought the A$7.05 million SeaDragon house, built in 1936, also designed by Wilkinson and updated by architect Luigi Rosselli.

His Centennial Park home sold for A$16.5 million.

In 2016, his net worth was estimated by Forbes on the list of Australia's 50 Richest people as US$1.69 billion; by BRW Rich 200 as A$2.00 billion; and by the Sunday Times Rich List as GB£906 million.

, the Australian Financial Review estimated his net worth was A$19.01 billion.

Meanwhile, in 2021, his net worth was assessed at US$13.7 billion by Forbes and at US$11.2 billion by Bloomberg.

Since 2018, he has been involved in the Australia-Asia Power Link, a huge electricity infrastructure project to be developed in the Northern Territory by Sun Cable in a collaboration with Twiggy Forrest.

In 2018 they bought Fairwater, Australia's most expensive house for approximately A$100 million, next door to Scott Farquhar's A$71 million Point Piper harbourside mansion, Elaine.

In 2019 he purchased a house near Fairwater for A$12 million.

In July 2022, Annie Cannon-Brookes made a deal to buy Dunk Island off Mission Beach, Queensland.

Reportedly, the transaction was between A$20–25m, with the intent to create a nature reserve and to revitalise the resort.

In July 2023, the Australian Financial Review reported that the couple were separating.

In December 2020, Cannon-Brookes bought a minority stake in NBA team Utah Jazz, along with Qualtrics co-founder Ryan Smith.

Cannon-Brookes is a major investor in Australian publicly listed energy company AGL.

In September 2020, it was revealed that Cannon-Brookes was listed on a Chinese Government "Overseas Key Individuals Database" of prominent international individuals of interest for China.

Cannon-Brookes is married to Annie Todd and they have four children.

They first met at a Qantas lounge while flying from Sydney to San Francisco.

Cannon-Brookes and Todd lived in Sydney's eastern suburbs in.