CGGS Team
Our People

Leadership Team

Qualified professionals delivering environmental excellence.

Jim Kire Dopo

Principal Consultant — Environmental & OHS Specialist

Jim Kire Dopo is the founder and Principal Consultant of Crystal Green Geochemical Services. With more than 25 years of professional experience in environmental science, social safeguards and occupational health & safety across Papua New Guinea, he has led numerous environmental impact assessments, environmental audits and monitoring programs for major mining, oil & gas and infrastructure projects. He holds a BSc in Applied Chemistry (PNG University of Technology), a Certificate in OHS Management, and a BSc (Honours) in Environmental & Water Resource Management (University of Papua New Guinea).

Dr Justin Ondopa

Aquatic & Marine Biologist / Surveyor

Dr Justin Ondopa is an aquatic and marine biologist and surveyor specialising in aquatic ecology, water quality and biodiversity assessments. He holds a PhD in Ecology and an MSc in Resource Management from Hiroshima University, Japan, and a Bachelor of Land Studies from the PNG University of Technology.

Wahlos Palisa

Marine Biologist

Wahlos Palisa is a marine biologist experienced in marine and coastal ecological surveys and biodiversity assessments. He holds an MSc from the University of Papua New Guinea, a B.Ed (Honours) from the University of Goroka, a Postgraduate Diploma in Education (Goroka), and a BSc in Biology & Environmental Science (UPNG).

Pius Piskaut

Terrestrial & Marine Ecologist

Pius Piskaut is a terrestrial and marine ecologist specialising in forest and biodiversity assessments. He holds an MSc in Forest Ecology from Lincoln University, New Zealand, and a BSc in Biology from the University of Papua New Guinea.

Maino Virobo

Hydrologist / Hydrographer

Maino Virobo is a hydrologist and hydrographer specialising in surface water, catchment and hydrological studies. He holds an MEng in Hydrology from IHE Delft (Netherlands), a Postgraduate Diploma in Engineering Hydrology from the University of Galway (Ireland), and a BSc from the University of Papua New Guinea.

Thomas T Pondo

GIS Specialist / Cartographer & Surveyor

Thomas T Pondo is a GIS specialist, cartographer and surveyor responsible for spatial data management, mapping and remote sensing services. He holds a Bachelor of Cartography from the PNG University of Technology.

Dr Linus Dingim' Rina

Cultural Heritage, Social & Anthropology Specialist

Dr Linus Dingim' Rina is a specialist in cultural heritage, social impact, anthropology and archaeology. He holds a PhD in Social Anthropology from the Australian National University and a BA (Honours) in Archaeology from the University of Papua New Guinea.

Francis Iwainde

Environmental Scientist

Francis Iwainde is an environmental scientist experienced in environmental assessment, monitoring and management. He holds an MSc in Tropical Environmental Management from Charles Darwin University, Australia, and a BA in Physical Geography & Environmental Science from the University of Papua New Guinea.