WELCOME TO
KĀHU CONTRACTING
Looking for a drainlayer? We are the best choice for residential and commercial drainage and earthworks work across Porirua, Wellington, Hutt Valley and Kāpiti.
Whether you're a private resident looking to get work done on your property, or a tradesperson looking for a contractor to manage the drainage and earthworks portions of your job, we've got you covered
EXPERIENCED + QUALIFIED
With over 20 years experience working in residential and commercial drainage and excavation, we've seen and done almost everything.
Current practicing licence and registration to Certifying class with the PGDB means we have the advanced competencies required to test and certify work.
RESIDENTIAL
We work with private individuals to carry out repair work on existing drainage systems, replacement of damaged pipes, and installation of new systems as required.
TRADESPEOPLE
We work with builders, developers, and large contracting firms to take care of the drainage works of larger contracts. We can also take care of any earthworks required to get the job done, saving the need for two separate contractors.
ABOUT KĀHU
Kāhu Contracting is a local, family-run small business specialising in drainage and earthworks. We believe people are at the centre of everything.
The long term success of our business relies on integrity and credibility. To achieve this we aim for quality of service through responsiveness and open communication with clients, working together to achieve high-quality outcomes. We do what we say we will do. We value health and safety, of people and also of the environment. We enjoy problem solving. We like efficiencies, but we don’t like shortcuts.
Our customers can count on us because our experience and qualifications mean we know what we’re talking about. We work with the intention of exceeding your expectations. We will prove ourselves to you through the success and quality of our work.
Harold Paul, Kāhu Contracting’s Director, is a Certifying Drainlayer by trade. He lives in Porirua with his wife, children, and demanding family cat.
He has over 20 years experience in drainage and excavation, from small-scale repair jobs to large-scale subdivisions, and a strong track record in the successful delivery of projects. Recently he been working to prepare the city for forecasted major storms.
Harold has strong relationships with many local companies and suppliers, and is often called in by bigger outfits to assist. These relationships, as well as those with Council and Wellington Water, contribute to his overall effectiveness.
In addition to this mahi Harold also has an increasing interest in importing, aiming to travel to China at least twice a year. He also enjoys diving, kickboxing, softball, and hanging with friends and whānau. His fishing ability is improving, but still marginal. He also loves having a yarn so give him a call to discuss how he can help you out with your project.
OUR SERVICES
DRAINAGE REPAIRS
We repair blocked and broken sewer and stormwater pipes. We isolate the trouble area using a range of techniques to remedy the problem efficiently and cost effectively.
DRAINAGE INSTALLATION
We install entire stormwater and sewer systems for new builds, linking you up with your local authority's main drainage system. We can lay to engineer's plans, and also provide proposed drainage plans where required. We can install stormwater sumps to assist you with surface water issues.
We also install access chambers (manholes) to various depths, and lift and lower existing access chambers. Pumping chambers and septic tanks are also in our skill set.
EARTHWORKS
We can take care of all drainage related earthworks - no need for two separate contractors.
We also do site scrapes (section clearing/levelling to prep for new builds), foundations for new builds, driveways, retaining walls, bulk earth moving and cartage.
CONCRETE WORKS
We can take care of your driveways and footpaths, working with you to design the final look you're after. We can sort the preparation, the laying, and the finish for regular broom finish concrete and exposed aggregate.
