Herriot Melhuish O’Neill Architects - Wellington, Christchurch, Auckland, Tauranga

Riddiford Pavilion Public toilets Folded Panel Detail. Wellington
Clifton Hill 3. Image Russell Kleyn
Te Awe Library
Cuba St Apartment
Peka Peka House dining
Bethells Beach House Exterior
Creature wide shot. Wellington
NZX Elevators. Wellington

Est. in 1997, Herriot Melhuish O'Neill Architects is an NZIA award-winning practice with New Zealand architects nationwide:  Auckland, Tauranga, Wellington, Christchurch and Queenstown/Wānaka. We create beautifully crafted architecture that enhances the lives of those who experience our buildings.  

HMOA's residential work spans new homes, house renovations and extensions, heritage and character building restoration and earthquake strengthening. The team also works with developers and commercial clients on apartment developments, multi-unit housing, commercial interiors and mixed-use and adaptive re-use projects. 

Whether you're a homeowner planning a new build, renovation or thinking about subdividing, or a developer scoping an apartment or commercial project, HMOA architects can guide you from initial concept through to building consent and construction.

footer updated July 2026