About Us

Our breakthrough lies in unmatched heat transfer efficiency. By moving more energy through every well than anyone else, we maximize the value of existing assets and minimize environmental impact.

We deliver a technology that makes each well a powerhouse of opportunity — producing more renewable megawatts or dissipating more waste heat than any competing system.

We believe the world needs more efficient ways to use the heat beneath our feet — both to generate clean power and to cool the digital infrastructure that drives modern life.

Leadership That Drives Innovation and Sustainability

Matt Symons

Chairman and Chief Executive Officer

Strong track record of building and scaling capital efficient technology companies. 6 successful exits to acquirers including Telstra, Accenture, Equifax and Kaplan

Grant Christie

Chief Technology Officer

Accomplished engineer with 15+ years at Shell and exec roles in global gas projects. Oil and gas technical expert at Booz Allen then geothermal technology optimization exp. led to the development of FGC

Darrell Depper

Chief Operating Officer

25+ years energy and engineering. Partner HD Petroleum Evaluations, various leadership and reservoir engineering positions at Geosouthern, Repsol Talisman, SLB

Alistair Adams

Head of Strategic Partnerships APAC

25 years in professional services with a focus on strategy, partnerships and investment in energy and infrastructure. Previously a Partner at Deloitte, Partner/Shareholder at Aurecon Group, and Corporate Lawyer at HWL Ebsworth and others.

Ryan Howrish

VP Engineering

23 years of oil and gas engineering and operations experience. Co-founded HD Petroleum Evaluations and held leadership, reservoir engineering, and operations engineering roles at Suncor Energy, Talisman Energy, Repsol, NCS Multistage, and Geosouthern.

Julian Broudou

Systems Engineer

Engineer since 2000 with deep expertise in backend and systems architecture. Skilled in building scalable, reliable platforms for startups, from prototypes to production systems. Experienced in distributed systems, data-heavy backends, and web platforms, blending technical leadership with hands-on development

Matt Symons

Strong track record of building and scaling capital efficient technology companies. 6 successful exits to acquirers including Telstra, Accenture, Equifax and Kaplan

Grant Christie

Accomplished engineer with 15+ years at Shell and exec roles in global gas projects. Oil and gas technical expert at Booz Allen then geothermal technology optimization exp. led to the development of FGC

Darrell Depper

25+ years energy and engineering. Partner HD Petroleum Evaluations, various leadership and reservoir engineering positions at Geosouthern, Repsol Talisman, SLB

Dr. John Bishop

Geophysicist with 50 years’ experience advising the mining and energy sectors globally. Founded several exploration companies, including two ASX listings

Herve Wilczynski

Energy senior executive with over 35 years of experience in strategy, operations, technology and academia. Held successive senior positions with blue chip engineering, oil field service provider and management consulting firms

Regional Development and Community Engagement

We believe that responsible energy innovation must deliver both global and local benefits — supporting growth, sustainability, and prosperity in every community we touch.

Each project is guided by our commitment to advancing cleaner energy systems while strengthening regional economies and enabling a more resilient future.