Building services engineering for commercial projects throughout NZ
CPDT Consulting provides building services engineering for new and existing commercial buildings, apartments, aquatic facilities and other specialist projects throughout New Zealand.
With building services engineering experience dating back to 1997, Jonathan Foster provides specialist design and consultancy for HVAC, hydraulic and pool water systems. He takes a holistic approach, considering how these systems work together to improve performance, manage costs and make long-term maintenance and replacement easier.
About CPDT Consulting: CPDT Consulting is a Wellington-based building services engineering consultancy led by chartered mechanical engineer Jonathan Foster, providing HVAC, hydraulic and commercial pool water design throughout New Zealand. Learn more.
CPDT Consulting’s building services engineering brings connected building systems into the design discussion, coordinating plant space, service routes, controls and maintenance access, helping the wider project team resolve issues early, while there is still flexibility to make changes.
CPDT Consulting provides HVAC design for new builds, fit-outs, refurbishments and existing system upgrades - balancing comfort, energy efficiency, running costs, and plant longevity to help clients make smart, long-term choices.
CPDT Consulting provides hydraulic services design for commercial buildings, apartments, hotels and other high-demand facilities. Hot water and drainage systems are sized using calculated demand, helping avoid both inadequate performance and unnecessary plant capacity and cost.
CPDT Consulting’s pool water services cover new commercial aquatic facilities, refurbishments and system upgrades. By coordinating water treatment with hydraulics, heating, and ventilation, CPDT unlocks better system integration, higher energy efficiency, and reliable long-term operation.
CPDT Consulting is a Wellington-based building services engineering consultancy providing HVAC, hydraulic and commercial pool water design for projects throughout New Zealand.
Wellington | Auckland | Hamilton | Tauranga | Napier | Hastings | Palmerston North | Nelson | Christchurch | Queenstown | Dunedin
Page: Building Services Engineering NZ | Engineering Consultancy Auckland - Last updated: 28th October, 2026
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Direct design accountability
Work directly with your chartered engineer from start to finish - ensuring project knowledge and single-point responsibility stay with the same person throughout.
Coordinated building services design
Mechanical, hydraulic, pool water and controls requirements are considered together, helping identify system interactions and synergies where others may not.