eZED Engineering

PO Box 2326Wakatipu 9349

03 442 8998

Consulting Engineers focused on low or zero energy projects.
eZED offers technical know how, industry experience and a professional service.

Paula Hugens
Business Owner, Structural Engineer | Certified Passive House Designer
Paula has over 20 years of experience as a Structural Engineering consultant covering a wide variety of projects and structural materials. This has included natural materials such as Rammed Earth and Straw Bale to modern building systems such as SIPs and Insulated Concrete Forms. She specialises in understanding the effect of thermal heat losses and moisture migration through the building envelope.

Denise Henkenhaf
Engineering Technician | Certified Passive House Consultant
Denise specialises in analytical modelling techniques that are commonly required for highly energy efficient buildings. This includes isothermal modelling using Psi-Therm, hygrothermal modelling using WUFI® and dynamic simulation of a building using IES Virtual Environment . She is also very familiar with undertaking the energy balance calculations that are required to complete the PHPP, as used for the verification of Certified Passive House Buildings.
Other complementary skills include undertaking on site air-tightness testing using our blower door machine. Denise is also a Green Star Accredited Professional.
Additional Information:

Services We Provide:

Structural Engineering
Building Physics

Areas We Cover:


Passive House
Green Star