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About Us

Third Hemisphere is a specialist climate, tech, and finance PR and marketing agency for innovators and leaders who are breaking new ground, and changing the world for the better.


We help our clients lead the conversation to create impact and become category leaders, through strategic and integrated communications across tier-1 news media, social, and digital channels. This drives commercial outcomes with their investors, customers, partners, talent, and governments.


Our experience and influence is broad and deep across investment and capital markets, sustainability and ESG, deep tech, fintech, and the climate transition. Our team is composed of tier-1 media writers, technical and science writers, venture investors, business builders, former journalists, TV producers, and marketing experts.


We invest in our clients and build sustainable value from Seed to IPO and beyond.

Hannah Moreno, Third Hemisphere founder and Managing Director

Hannah Moreno

Founder & Managing Director

Our specialist media strategist, writer, editor, and quality and compliance expert.

  • 15+ years’ experience across the gamut of communications disciplines 

  • Former ghostwriter @ AFR and author of hundreds of articles for clients in Tier-1 media

  • Key interest areas include issues-rich engagements that have social impact

  • B. Commerce (USYD), M. Strategic Public Relations (USYD), Dip. Investor Relations (Australasian Investor Relations Association)

  • Finalist, “PR Professional of the Year”, Momentum Media’s Women in Finance Awards

Jeremy Liddle

Executive Director

Leads media and client engagement, and capital markets strategy.

  • Venture capital and angel investor in technology and UN Sustainable Development Goals (SDGs)-aligned companies

  • Founding Partner of tech investment & advisory firm, SDGx

  • Co-founder and General Partner of venture capital firm, CapitalPitch (CP Ventures)

  • 20+ years’ experience as an entrepreneur in finance, technology, eCommerce, & retail

  • Represented Australia @ G20 Young Entrepreneurs and the UN

  • B. Business (Monash), Grad Dip. Finance (Griffith). TEDx speaker and published author.

Jeremy Liddle, Third Hemisphere Exec Director, Strategy and Finance

Gazala Anver

Account Manager

Our resident journalist, writer, researcher, and book enthusiast.


  • Career journalist with 10+ years experience in roles such as editor-in-chief, investigative journalist, assistant features editor, and most recently as a tech and finance journalist with Smart Company and Finder. 

  • Content producer at Coverhero contributing to corporate content strategy, branding and messaging, online and social content creation, and SEO optimisation.

  • Budding novelist and USYD research Masters graduate on post-colonial literature.


Mark Monfort

Data & Research Specialist

Our resident data insights guru, research expert, and storyteller.

  • 12+ years’ experience in data, analytics, market insights, business intelligence, technology, and management consulting.

  • Co-president of the Data Science and Ai Association of Australia (DSAi),  founder of New Era Analytics, and co-founder of ETFtracker.

  • Former Head of Data Analytics at Prosperity Advisers and the ASX, and former Vice President of Data Solutions at Canaccord Genuity in London.

Mark Monfort high res.jpg

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