Philip Mulvey

Chief Executive Officer

B.Sc.Agr. (Soil Science) & M.App.Sc. (Hydrogeology)

Philip Mulvey is part consultant, part contractor, part researcher and part entrepreneur, and has always been a free thinker.

He has built army bases in East Timor, supervised the erection of the largest tent in the UK, sold Aussie meat pies in the USA, cleaned up two uranium mines, developed townhouses on landfills, rewritten the manual on oil palm development in PASS in Sumatra, evaluated rehabilitation of the desert in Kuwait, participated in the first green city design in the world, evaluated degraded land in Monaro and has represented Australia in sailing.

Phil is a specialist in soil and water chemistry, with over 25 years experience in soil sciences, hydrogeology, water resource assessment, contamination studies, geological mapping and aquifer modeling.

He currently has businesses in environmental soil science, whole-of-farm management, bioremediation, civil earthworks and property development. Through these avenues he has trained numerous scientists in the art of commercial scientific problem-solving.

Phil's critically acclaimed book Ground Breaking is a culmination of his lifelong pursuit to provide practical solutions for agricultural management, enabling the restoration of landscape, climate and community.

Phil focuses on practical real world solutions to some of the largest problems facing humanity today, including land use management, soil carbon sequestration, bare ground reduction and bush corridor restoration.

He is a father of 4 and a grandfather of 6. After over 35 years as a practicing soil scientist, he remains passionate about the subject, particularly with regards to landscape repair.

Cora Poniwerski

Head of Marketing and Communications

B.Sc (Management & Marketing) & MA (Environment, Politics & Globalisation)

Cora is a strategic and creative end-to-end marketing professional with 10+ years experience supporting high-growth technology organisations.

Having a strong background in demand generation and storytelling, she’s spent several years promoting New IT at Accenture and facilitating growth for successful tech startups in Sydney and Berlin.

With a masters degree in Environmental Politics from King’s College London, Cora is passionate about environmental sustainability and mitigating the effects of climate change, and is committed to utilising her marketing skillset to help contribute to a more sustainable future for us all.

Ray Chang

Chief Technology Officer

B.Eng (Mechatronics)

Ray is a hands-on technical leader, systems architect and full–stack engineer with a background in Information Technology services and electronics industries.

Since earning a Bachelor of Engineering degree with the Queensland University of Technology, he has been on a relentless pursuit of technological innovation with technology startups, fortune 500 enterprises and public sector clients alike, solutioning and delivering projects as a chief technology officer, solution architect and full–stack engineer.

Formerly the technical lead at Accenture’s innovation and R&D arm across Australia and New Zealand (Liquid Studios), Ray is a specialist in delivering technical prototypes and rapidly iterating them to achieve robust production quality and scale.

He has built projects and teams across both public and private sectors, developing capabilities in sensor technologies, identity, security, cryptography, fintech, big data, media and more.

He is father of one very round baby girl and despite his adventures so far he continues to seek out new things to learn, faster iterations and innovative ways to improve lives using technology.

Sing Le

Lead Engineer

B.E. (Mechatronics) (Hons) & B.Comp.Sc.

Bringing extensive experience from the tech innovation space by having worked in rapid prototyping, test automation, tech architecture, operations and more, Sing is a hackathon enthusiast, apple lover and creator at heart.

His technical expertise combined with his deep understanding of business consulting which he's acquired during his time at Accenture enables him to take a project from ideation all the way through to implementation and beyond.

Excited about the potential of the soil carbon market, Sing has joined Ryzo to leverage his skills to make a real impact in this area.

Oscar Lau

Full–Stack Engineer

B.E. (Mechatronics) (Hons) & B.Sc.

Oscar has a background in Big Data and DevOps and is a passionate and motivated individual who loves learning cutting edge technologies that drive digital transformation.

He enjoys facing new challenges in his career and is hoping to utilise his skills and expertise in technology to solve real customer problems and drive business decisions.

Outside of work he has a strong passion for tennis and enjoys training and coaching players. In his spare time, he enjoys participating in social and Victorian state competitions, as well as Australian money ranking tournaments.

Brad Milner

Full–Stack Engineer

B.Sc. (Computer Science) & Economics

With previous experience as a full-stack developer at Avanade, Brad has amassed a wealth of experience across a multitude of industries and technology stacks. He loves any opportunity to tackle new challenges, especially when it involves learning something new.

His passion for software development has led him to keep striving to learn and improve, aiming to help others and the planet through technology and innovation.

Jess Southey

Product Designer

B.Arts (Psychology), UX/UI Certificate

Jess is a multi–disciplinary creative with a background in UX/UI design, graphic design, and visual arts.

She is passionate about creating intuitive and meaningful experiences for users across all aspects of the product lifecycle.