People

The people behind GSI.

Geologists, engineers, geophysicists and field crews, led by specialists with decades of Himalayan experience.

Prof. Dr. Ranjan Kumar Dahal
Chief Technical Advisor

Prof. Dr. Ranjan Kumar Dahal

An engineering geologist who has spent 25 years researching earthquakes, landslides and debris flows. He holds a PhD in Engineering, completed postdoctoral research in geohazards in Japan, and is Professor at Tribhuvan University’s Central Department of Geology.

He is Vice-President for Asia of the International Association for Engineering Geology and the Environment (IAEG). He has held visiting posts at Kagawa University and Ehime University in Japan and with the UNESCO Chair Program at Shimane University. He played a vital role in managing the Sunkoshi landslide dam response, and continues to advise the Asian Development Bank and the World Bank on geohazards in Nepal.

  • 25+ yearsGeohazard research
  • 100+ papersPeer-reviewed and technical
  • IAEGVice-President, Asia
  • NSEGFounder President
Dr. Manita Timilsina
Executive Director

Dr. Manita Timilsina

Geotechnical engineer specialising in landslides, floods and earthquakes. Leads a national geodatabase for landslide inventory and hazard mapping. ME and PhD, Ehime University, Japan.

Dr. Sunam Kumar Sharma
General Manager

Dr. Sunam Kumar Sharma

Electronic engineer specialising in geophysical analysis. PhD, Jeju National University, South Korea, with IEEE publications on electrical tomography and rockfall hazard in Nepal.

Praveen Upadhyaya Kandel
Manager, Project Operation

Mr. Praveen Upadhyaya Kandel

MSc in Engineering Geology. Leads engineering-geological site evaluations and oversees special construction operations, with many slope protection projects delivered.

Dhurba Tiwari
Deputy Manager

Mr. Dhurba Tiwari

MSc in Engineering Geology. Leads site investigations and supervises core drilling, collecting the field data that mitigation designs are built on.

Team

Engineering & geology

  • Junu AdhikariGeologist, Lab In-charge
  • Samina KhatunEngineering Geologist
  • Madhusudan AdhikariEngineering Geologist
  • Anjila Babu MallaEngineering Geologist (PhD study leave)
  • Apoorwa DahalCivil Engineer
  • Sujina PariyarCivil Engineer
  • Akisha AcharyaCivil Engineer
  • Vivek ShahGeotech Engineer

Management & social

  • Manoj ChaudharyAgri Manager
  • Jalaja Sharma DahalSociologist

Office staff

  • Nabina AryalFront Desk Officer, Admin Assistant
  • Lalit ThakullaOffice Assistant
  • Asmita ShresthaOffice Assistant
  • Uttam MaharjanLogistics Assistant
  • Bidhi PaudelLogistics Assistant