Get Professional Civil Engineering Solutions in Papua New Guinea
Advice from Multiple Disciplines
Our team comprises experts in various civil engineering disciplines, including structural engineering, stormwater engineering.
We utilize cutting-edge software and technology to ensure that our designs are safe, efficient, cost-effective, and sustainable.
- Structural Engineering: Our civil structural engineers specialize in the design and analysis of structures, such as buildings, bridges, and other infrastructure.
- Stormwater Engineering: Our stormwater engineers are responsible for designing and implementing systems that capture and treat stormwater runoff.
Our team also specializes in structural inspections and remedial engineering to help identify and correct concerns when they occur.
The contractor of choice for civil and structural works across Papua New Guinea
Building high-performance infrastructure requires due diligence and expertise, from design to delivery. If you want to ensure your next civil or structural project is quality, safe, and functional, and checks all the aesthetic boxes, you’ve come to the right place.
At Granboi Engineering, we realize structures for the modern world, leveraging over 15 years of combined experience from a multi-faceted engineering team to work closely with our clients throughout every stage of a project.
We’re a one-stop shop for design and building, and we’ll take into consideration your goals, budget, and project feasibility to make your structural or civil solution the best it can be.

The contractor of choice for civil and structural works across Papua New Guinea
Our multi-disciplined construction team specializes in civil and structural work, from tradespeople and trade assistants to machine operators and supervisors. Having worked extensively in the sectors of mining, oil and gas, mining, infrastructure, and energy, there isn’t much we can’t help you plan and build.
Our structural and civil work includes:
- Mining infrastructure, including roads, workshops, and dwellings
- Commercial and industrial structures
- Site inspection and grading
- Hydraulic structures
- Dams and bridges
- Retaining walls, drainage, and stormwater solutions
- Material handling solutions, including gantries and mezzanine floors
- Waste management solutions, including septic tanks