House extensions


Galletly Builders are well known for work in the

House extensions


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Seamless architectural extensions

We take great pride and pleasure in creating house extensions that harmonise and compliment.

Our Christchurch and Canterbury based builders are experts in blending the new with the old to expand your living space. Add an extra living space, bedroom or bathroom or extend your footprint to grow your home with your family.

We offer a complete solution from design to completion.

We pride ourselves on quality workmanship, excellent management and close communication with our clients right through your project.

It’s our attention to detail that makes a superior finished product. Tell us about your extension ideas today.

Our latest projects

See projects from our 15-year history of quality building in residential, light commercial and education spaces.


House extensions


See key projects from our over 15-year history of quality building in this sector.

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Hear from some of our superb clients

"West Melton School are itching to move back into their newly refurbished 3 classroom block, and thanks to the hard work of the fantastic Galletly Builders team these works have been completed to the planned schedule and the school will be ready to start fresh for term 4."

Tracey Saunders, Senior Project Manager, SSL Consulting for West Melton School

"Just a quick note to say thanks to you both & the rest of your team for all of your efforts on this project - right from the start with getting all the subbies & estimates lined up to start construction last Xmas break at short notice through to the teams onsite it's been great to work with Galletly Builders on this project, the works have been beneficial to the students & teachers at TKKM School, & to the MoE for progressing their master planning with the kura community."

Tracey Saunders, Senior Project Manager, SSL Consulting for TKKM School

"I have no hesitation in recommending Galletly Builders. They have shown the ability to tackle complex work and to perform to a high level. Their staff are well managed and work hard. The management group of Mark and Nadine Galletly along with their QS have been thoroughly professional in everything they do. Their H & S compliance is of the highest order and their worksites are kept tidy and non-disruptive."

St Bede's College
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We’d love to work on your project

Talk to Mark and Nadine about your project and get the information you need today.

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