Mentors in Sydney

Armina Rosenberg

Portfolio Manager

Grok Ventures

Armina is Portfolio Manager for Grok Ventures, the family office and investment firm of Mike Cannon-Brookes, one of the co-founders of software company, Atlassian. At Grok, Armina oversees the global equities portfolio and analyses fixed income, derivatives, infrastructure and venture capital investments. Prior to this, Armina was Senior Investment Director at Audant Investments, the family office of Robert Whyte, with a focus on global equities. Armina started her career at J.P. Morgan in 2008 in Australian Equities Research, first as part of the Equity Strategy team, then as one of the lead analysts in the Emerging Companies sector focusing on technology and consumer discretionary stocks. She was awarded the Co-op Scholarship at the University of New South Wales and undertook industry placements at ASX, Commsec, ABN Amro and UBS while completing her Bachelor of Commerce with honours in Finance.

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12,223 MENTEES

800+ MENTORS

83.5M STEPS TOGETHER

Content Marketer at Mentor Walks, Tess’s professional life is shaped by a desire to drive gender equality and build an inclusive society. Her passion and experience saw her lead the social media arm of the Teach Us Consent campaign, pulling mandatory consent education for Australian students over the line in March 2022.

She is currently completing her Bachelor of Communications (Social and Political Science) at UTS and is most energised and inspired when surrounded with powerhouse women.