THL Design Group

THL Design Group is an engineering consultancy established in 2015 by three Chartered Professional Engineers with over 40 years of combined New Zealand experience. Based in Eden Terrace, Auckland, they provide structural and civil design solutions across the wider Auckland area. Their work ranges from residential timber-framed houses to multi-storey mixed-use buildings and complex commercial projects. The civil team handles land subdivision, stormwater, wastewater and watermain design, roading, carpark design and erosion control. With over 30 staff including four in-house Chartered Professional Engineers, they collaborate with architects, planners, building consent authorities and contractors to deliver effective solutions.