Electrical & Power
Domestic, industrial and infrastructure power systems; rural electrification; substations; generators; protection, controls and maintenance.
PNG's own Engineering Company
Infrastructure built
to connect communities.
Electrical power, communications, civil works and construction—planned, delivered and maintained by one capable team.
33kV–240VPower systems
132kVTransmission experience
PNG-wideProject capability
Who we are
Engineering with integrity.
Delivering with purpose.
MNZ Engineering & Constructions Limited is a Papua New Guinean engineering and construction company delivering electrical communications, civil engineering, survey and construction, power projects, hydro design and construction, building and maintenance, project management and security services.
Our mission is to provide innovative, reliable electrical and power-system solutions that drive progress, protect people and meet client expectations through excellence in engineering and construction.
IntegrityQualitySafetySustainability
Integrated capability
One team. Eight service areas.
From survey and design through procurement, construction, commissioning and maintenance.
Communications
Design and installation of fibre-optic and communications systems, including OPGW, ADSS, SCADA and fibre-to-the-building networks.
Survey & Design
Topographic and boundary surveys, power-line route surveys, transmission and distribution design, civil and earthworks foundations.
Hydro & Water
Hydroelectric project design and implementation, water-resource planning, water storage and related infrastructure.
Civil Infrastructure
Roads, pavement, sealing, drainage, bridges, access works, foundations, cable trenches and substation civil works.
Building Construction
Building design, procurement and construction, plus refurbishment, repairs and planned maintenance of existing facilities.
Project Delivery
Project planning, cost control, procurement, materials and equipment supply, consultancy, construction management and quality control.
Fleet & Support
Light-vehicle hire, heavy and cargo truck cross-hire, material transport, skilled labour provision and security services.
Selected experience
Proven across power, fibre, roads and bridges.
22kV
Gumine Rural Electrification • 2021–2022
Powering communities through survey, design and construction.
Survey, scoping, design and construction of approximately 48 kilometres of 22kV high-voltage and 415/240V low-voltage distribution line, including extensions toward Kum and Gumine Town.
National fibre networks
OPGW and ADSS installation, testing and commissioning for PNG DataCo routes from Lae to Madang, Port Moresby CBD, Moitaka–Rouna, Kanudi–LNG and across the Highlands.
Transmission reinforcement
Design support and civil construction for the Ramu Transmission System Reinforcement Project, including Taraka, Erap and Singsing substations.
Mutzing–Wantung Bailey Bridge
Emergency construction of a 36.58-metre Compact 200 Bailey Bridge with steel decking at Ongga Waffa LLG, Markham District.
Wau–Bulolo Highway
Pavement repair, sealing, emergency road upgrades, project engineering, workforce leadership, scheduling and materials estimation.
More documented experience
Genset repairs and automatic transfer systems; domestic and commercial electrical maintenance; capacitor load-bank installation; computer installation and networking; water-storage works; Ramu–Watarais, Watarais–Yungcreek and Watarais–Umi 22kV extensions; UNICEF genset installations; mine access roads, runway infrastructure, rural roads and bridge maintenance.
Start a conversation
Let’s build what
Papua New Guinea needs next.
Tell us about your power, communications, civil or construction requirement. Our team will respond directly.