Our people

A small permanent core, a deep specialist panel

RLB is led by a small permanent core and draws on a standing panel of specialist sub-consultants engaged assignment by assignment.

Principal

Brown Amburk Alloy

Managing Director / Principal Engineer

M.Eng. Project Management (University of Melbourne, 2007); BE Civil (PNG University of Technology, 1993); IEPNG Member 1006; Registered Engineer 0913

Founder and major shareholder of RLB (2012); more than 30 years across the full project cycle on road, marine, building, water supply and land development infrastructure.
Team Leader, ESPHA Contract No. ESPPC-002/2024 — seawall protection and associated building projects, Grand Chief Sir Michael Somare Specialist Hospital, Wewak (2024 – present).
Regional Engineer (Southern) and Acting Team Leader, TSSP PMSC Phases 2 and 3 under DoWH and the Australian Government (2018 – 2024), administering annual works programs of K80–130 million.
Structural Engineer (National Expert), ADB Grant 0447-PNG climate-resilient port design, PNG Ports Corporation (2018 – 2021).
Lecturer I, Construction Management, PNG University of Technology (2015 – 2016); active in capacity-building and counterpart training.

Directors & specialist panel

The people we field

13Directors & specialists

15–30+Years' experience each

Chris C. Manu

Associated Director — marine infrastructure, climate change, construction design and management

Master of Technology Management (UNSW); BE Technology (UNITEC, NZ); MIEAust. 30+ years across 18 countries. Team Leader on ADB, DFAT, UNOPS and GGGI assignments; Deputy Team Leader and Coastal Engineer, GGCSMTS Specialist Hospital, Wewak.

Telah Yambu

Director — business administration and management

Degree in Commerce (Management), PNGUoT. 18+ years in business management, banking and compliance, including ANZ Bank and the XPDC Group.

Rommell Sevilla

Project and construction management, contracts administration and supervision

M.P. Admin (Philippines); B.Sc. Eng (Civil), Far Eastern University; IEPNG 4106, Reg. Engineer 2502. 27+ years in the Philippines, UAE and PNG; currently managing multi-million-kina projects in the Highlands.

Oala Oala-Rarua

Architectural design and contract administration

Master of Project Management (QUT); Bachelor of Architecture, PNGUoT. 16+ years in property and construction management, including hospitals, banks and schools.

Andrew Galore

Geotechnical specialist and project management

BE Civil, PNGUoT. Geotechnical investigation and materials assessment for pavements, bridges, jetties, wharves, airports, slope stability and building structures (AMG Engineers, Cardno PNG).

Murray Matarab Konzang

Transport and geotechnical engineer

M.Phil Civil Engineering (Transport & Traffic), PNGUoT 2018; BE Civil, PNGUoT 2000. 20 years in civil engineering; former Principal Engineer, Mas Geo-Material Engineers.

Lance Langer

Structures and bridge engineer

M.Eng Civil (USTB, Beijing 2014); BE Civil, PNGUoT 2003. 15+ years as civil/structural and bridge engineer; IEPNG CBA professional membership; 2D CAD and 3D BIM.

Malvin J. Bagla

Surveying and GIS

B. Surveying, PNGUoT. 16+ years in engineering and cadastral survey; Morobe Mining, Newcrest (Lihir), Conics (Cairns), Wewak Stormwater Project.

Biatus Bito

Environment and social safeguards

M.Sc. Tropical Ecology (James Cook University); B.Sc. Forestry, PNGUoT. ADB national consultant on climate change; HCVF and biodiversity assessment, SEIA, cultural heritage surveys, REDD+ strategy.

Ben Mehuwa

Energy project development, management and contract administration

BE Civil, PNGUoT. 27+ years public and private sector; 14 years in the energy industry; project identification, contract preparation, community relations and construction supervision.

Lascel Puy

Communications engineering and project management

MBA (Divine Word University, 2022); BE Electrical (Communications), PNGUoT. 25+ years in telecommunications; led Telikom National Broadband Network rollout.

Levi Akut

Audit, accounting and finance management

B. Accounting, UPNG; CPA-PNG member. 15+ years as a professional accountant; formerly Senior Accountant, Deloitte Touche Tohmatsu. IFRS, IAS, ISA and PFMA Act.

Wallace Tawia

Project accounting and business financial management

B. Accounting, PNGUoT 1993. 20+ years in accounting, finance and administration; Executive Director, XPD Corporation and AsPac Construction.