Top 5 CleanTech Angel Investors in Australia in January 2026

Last updated: Jan 2026 A list of 5 angel investors that invest in Cleantech startups based in Australia. We rank investors based on the number of investments they made in Cleantech companies from Australia. We update this investor list every month.

Top 5 CleanTech Angel Investors in Australia in January 2026

Investor	CleanTech Australia investments
Paul Rayson	1
Phillip Vernon	1
Simon Sheikh	1
Brian Hartzer	1
Cyan Ta'eed	1

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Investor list

Paul Rayson is a CEO at Hearts and Minds Investments.

Investment focus

SaaS, Software, CleanTech
Series A
Australia

Portfolio highlights

Pathzero — Pathzero's carbon management platform enables any business to start disclosing corporate carbon emissions and the actions being taken to address them.

Phil has 25 years experience in financial services covering funds management, superannuation and capital markets. He was a member of the Executive Committee of Perpetual Limited heading up its Corporate Trust division and has extensive experience in corporate governance and industry regulation including a long involvement with the AustralianSecuritisation Forum, Australia’s peak body representing the securitisation industry in Australia acting as chairman of its National Committee, Education and Regulatory committees. Phil has a long involvement in sustainability and corporate social responsibility and is a director of Planet Ark, a not for profit environmental organisation.

Investment focus

SaaS, Software, CleanTech
Series A
Australia

Portfolio highlights

Pathzero — Pathzero's carbon management platform enables any business to start disclosing corporate carbon emissions and the actions being taken to address them.

Simon Sheikh

Investment focus

SaaS, Software, CleanTech
Seed
Australia

Portfolio highlights

Pathzero — Pathzero's carbon management platform enables any business to start disclosing corporate carbon emissions and the actions being taken to address them.

Brian was appointed Managing Director & CEO in February 2015. Brian joined Westpac as Chief Executive, Australian Financial Services in June 2012 encompassing Westpac Retail & Business Banking, St.George Banking Group and BT Financial Group.Brian was appointed Chairman of the Australian Bankers' Association in February 2015. Priorto joining Westpac, Brian spent three years in the UK as CEO for Retail, Wealth and Ulster Bank at the Royal Bank of Scotland Group. Prior to that, he spent ten years with Australia and New Zealand Banking Group Limited (ANZ) in Australia in a variety of roles, including his final role as CEO, Australia and Global Segment Lead for Retail and Wealth. Before joining ANZ, Brian spent ten years as a financial services consultant in New York, San Francisco, and Melbourne. Brian graduated from Princeton University with a degree in European History and is a Chartered Financial Analyst.

Investment focus

SaaS, Software, CleanTech
Seed
Australia

Portfolio highlights

Pathzero — Pathzero's carbon management platform enables any business to start disclosing corporate carbon emissions and the actions being taken to address them.

Cyan Ta'eed was born in Sydney, Australia. She worked as a graphic designer before co-founding Envato in 2006 with her husband, Collis Ta'eed, and his best friend, Jun Rung. She now serves on Envato's Board of Directors. Cyan Ta'eed is also the co-creator of New Day Box, a charity focusing on women in crisis.