Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ. Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ. Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ. Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ. Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ. Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ. Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ. Announcement: We have completed our transition from Tallinn to Sydney, with all operations now fully consolidated at the Sydney HQ.

Investing
Today for
Tomorrow

Strategic investments in cutting-edge technology, critical infrastructure, and transformative innovation.

About

Marner is a Sydney-based holding company focused on long-term value creation through strategic investments in technology, infrastructure, and emerging markets.

Operating from Barangaroo's financial district, we partner with exceptional founders and management teams to build sustainable businesses that shape the future of Australia's economy.

Investment Focus

Technology Infrastructure

Data centers, cloud computing platforms, and telecommunications networks that power the digital economy.

Critical Infrastructure

Essential utilities, energy systems, and transportation networks supporting sustainable urban development.

Emerging Innovation

Breakthrough technologies in AI, quantum computing, and biotechnology reshaping industries.

Philosophy

Long-Term Perspective

We invest with a 10+ year horizon, allowing our portfolio companies to focus on sustainable growth rather than short-term metrics.

Strategic Partnership

Beyond capital, we provide operational expertise, industry connections, and strategic guidance to accelerate growth.

Responsible Investment

Environmental sustainability and social impact are integral to our investment criteria and portfolio management.

Approach

Typical Investment $10M – $100M
Investment Stage Growth & Scale
Geography Australia & APAC
Active Holdings 12 Companies

Headquarters

Strategically located in Sydney's Barangaroo, Australia's premier financial and technology hub, providing direct access to the region's most innovative companies and investment opportunities.

1 Sussex St

Barangaroo NSW 2000

Sydney, Australia

Contact

Interested in learning more about our investment approach or exploring partnership opportunities?

Email

hello@marner.com.au

We respond within 48 hours

Headquarters

Sydney, Australia

1 Sussex Street
Barangaroo NSW 2000