Earth Surveillance PNG field operations
The People · 5 Senior Geoscientists & Admin

The team behind the work.

ESPNG is led by five UPNG- and UoT-trained geoscientists and engineers — alongside an administrative officer coordinating daily operations — with deep field experience across PNG’s mining, government, and infrastructure sectors.

Renagi Ravu — ESPNG

Renagi Ravu

Owner & Founder · Geologist / Geotechnical Engineer
13+ years · UPNG 2011
  • Mineral exploration from grassroots to resource definition
  • Geotechnical investigations for design & construction
  • Bore water drilling, GIS mapping, database management
Christopher Bazzy — ESPNG

Christopher Bazzy

Engineering Geologist
12+ years · UPNG 2012
  • Landslides, geohazards & site investigations
  • Roads, bridges, light structures, building foundations
  • Laboratory testing to AS1726–2017 (Australian Standard)
Desmond Malaku — ESPNG

Desmond Malaku

Project Geologist / Hydrogeologist
12+ years · UPNG 2012 · UoT BSAP 2 2015
  • Underground borewater & hydro-power investigations
  • Geotechnical interpretation while drilling, field mapping
  • Geophysical resistivity surveys & core logging
Penawa Andrew — ESPNG

Penawa Andrew

Engineering Geologist
11+ years · PNGUoT 2011 · IEPNG Member
  • PNG mineral-sector policy & legislation
  • Landslide hazard mapping & assessment
  • Materials (geotechnical) laboratory management
Eddie Kaidong Jr — ESPNG

Eddie Kaidong Jr

Geologist
12+ years · UPNG 2012 · ex-Barrick, MRA
  • Mine production planning, grade control, QAQC
  • Exploration & mining-tenure technical assessments
  • Minesight, Datamine, Acquire, MapInfo, QGIS
Lily Rea — ESPNG

Lily Rea

Administrative Officer
Business Administration & Office Management
  • Coordinates administrative, financial & client-facing operations
  • Project documentation, procurement & vendor coordination
  • Invoicing, record-keeping, HR administration & client liaison
See our work → Work with us
Get In Touch · Port Moresby

Let’s build a sustainable future — together.

Talk to ESPNG about your next geotechnical, exploration, sustainability, or GIS project. We reply to enquiries within one business day.

Send email → Call us
Email
info@es-png.com
Phone
(+675) 7311 1569
(+675) 7834 1579
Head Office
Unit 1, Section 84, Lot 24
Krobosea Drive, Doreen Place
Port Moresby, National Capital District
Registration
IPA 6-231573   ·   IRC TIN 500972846