Steinemann Construction & Design
Swiss expertise in constructing high-performance homes
Our homes are beautifully crafted, airtight and super-insulated,
following our Minergy principles.
Warm in winter, cool in summer.
Minimal energy input needed for heating and cooling.
We specialise in bespoke prefabricated construction in our workshop.
This means less time on site in unpredictable weather.
We make homes that are truly delightful.
Breaking news: We’ve moved and start 2025 in a fantastic new space!
FEATURED PROJECTS

Ruamahanga house

Te Whiti extension

Mangaroa house

Biosolar house
Testimonials
The culture of Steinemann Construction is integrity.
We are in the final stages of having our 117-metre square thermal envelope house built. Andi and his team have been a delight to work with throughout the ...
Jane Riddiford & Rod Sugden
High quality professionalism and workmanship.
We are pleased to offer a testimonial about the quality of the design and construction Andy Steinemann delivered for our house at 8 Reserve Road Plimmerton.
From the very ...
David Weinstein and Rosemary O'Hara
The best decision we ever made.
We have the good fortune of living next door to Andi Steinemann, and during an over-the-fence chat, mentioned that we were looking at building a house on our land....
Lorraine and Steve
New Build in Carterton
Andi built us the most beautiful family home.
Andi is a true craftsman. From concept to design to construction, he listened to everything we said, talked us out of our bad ...
Cheryl and Mike
New build in Whitemans Valley
We feel very lucky to have found Andi!
Andi's Minergy philosophy and his exceptional European standards were exactly what we were looking for.
...
Louise Barry and Dougie Rea
Andi is truly a master builder and craftsman.
Andi's building methodology produces high-quality, resilient, sustainable and warm houses. Our quality of life has gone up living in our new home, and that's thanks to Andi...
Songyi Lee and Yoseph Ayele

Services
We’re equally comfortable creating beautiful high-performance designs, planning construction or wielding hammers.
We specialise in the following areas:
Design,
Planning
&
Construction
Consulting for
Optimised Insulation
&
Vapour Barriers
Construction Planning
&
Consulting for
DYO Customers
Got a building job that needs doing right?
Skills
- New buildings
- High performance homes
- Renovation & alteration
- Prefabrication
- Log homes
- Staircases
- Post and beam
- Half-Timbered constructions
- Airtightness
- Draughtproofing
- Insulation
Projects
2023 - In progress (Minergy Build) for C Winthrop in Masterton/Kopuaranga
2023 - New Build (Minergy Build) for A & M Smith in Lake Ferry/Whangaimoana
2023 - New Build (Minergy Build) for Jane Riddiford and Rod Sudgen in Martinborough
The Ruamahanga Annex House – VIEW PROJECT
2022 - New Build (Minergy Build) for S Lee and Y Ayele in Mangaroa
Mangaroa Road home – VIEW PROJECT
2021 - New Build Pool house (Minergy Build) for L Rowlands and N Rowney in Gladstone
2021 - New dwelling (certified Passive) for Rebekah Adams and Jacob Greenway in Masterton
The Fleet Street Passive House – VIEW PROJECT
2020/21 - New Build (Minergy Build) for R O'Hara and D Weinstein in Plimmerton
Plimmerton two-storey home – VIEW PROJECT