Water Infrastructure Projects

Our Water Projects team delivers the infrastructure that keeps our communities flowing. We specialise in building the backbone of the 3 Waters network, bringing together civil, mechanical, and electrical expertise to deliver complete, integrated solutions.
Whether it’s a new reservoir, a wastewater treatment plant upgrade, or a stormwater management project, we bring practical know-how, technical capability, and a commitment to quality that ensures long-term performance.

Our capabilities include

Our Water Projects teams build, maintain, and upgrade 3 Waters infrastructure, including reservoirs and treatment plants. using integrated civil, mechanical, and electrical expertise to ensure long-term performance.
Water Infrastructure ConstructionElectrical Instrumentation, Automation & Control General Civil Works
A steep outdoor staircase under construction, with drainage pipes and materials laid along the steps in a bush-covered area

Water Infrastructure Construction

Our experienced civil construction crews handle everything from pipeline installation and pump station builds to stormwater intakes, culverts, trenching, and trenchless technologies. We’re equipped for precision work in complex environments, including pipe welding, certified drainlaying, reservoirs, and WWTP.
Get in touch
Marc Jary
+64 277 388 6077
mjary@kumanu.co.nz
Projects

Electrical Instrumentation, Automation & Control

Working alongside our in-house Electrical Services team, we combine civil construction with electrical and mechanical design, fabrication, and installation. This integrated approach means we can deliver turnkey solutions, from concept to commissioning, without relying on external contractors.
Get in touch
Marc Jary
+64 277 388 6077
mjary@kumanu.co.nz
Projects

General Civil Works

Kūmānu also offers general civil construction services with expertise in trenching and pipe laying for three waters networks, installing culverts for drainage and stream crossings, and rock armouring for erosion and scour protection. We work to support infrastructure renewal and new developments, ensuring environmental compliance and long-term asset integrity.
Get in touch
Marc Jary
+64 277 388 6077
mjary@kumanu.co.nz
Projects
Workers in high-visibility gear pour material into a concrete manhole structure on a coastal construction siteA worker in an orange safety vest and helmet pours material from a large yellow hopper into a concrete manhole structure on a coastal site

Projects

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