021 519 364

Maintenance made easy with our trusted experts.

We cover everything from complete washdowns to maintenance repairs, inspection reports, interior work, and painting services.

New Zealand’s leading property maintenance professionals.

We offer property and building maintenance across Canterbury, for both residential and commercial owners. With full cleaning, refurbishing, and inspection services, we help maintain your building’s warranty and protect your insurance policy. 

Check out our range of cleaning and general maintenance services below.

Specialists in everything maintenance.

Your property is a huge asset when it comes to your business.  Maintaining it and ensuring all parts are functioning and up to code takes a whole team of dedicated individuals.

For residential home owners too, a clean, well-functioning property can ensure the longevity of any building, creating a better standard of living for yourself or for your tenants.

At South Island Asset Management, we provide you with the necessary contractors without having to worry about hiring dozens of independent services. That’s why we’re one of the most trusted commercial and industrial maintenance companies in New Zealand.

Quality cleaning services, inside and out.

We’re experts at cleaning commercial and residential buildings, big and small, inside and out, whether it’s dirty windows or a courtyard that needs a good scrub. With waterblasting and full exterior cleaning services, we can give your business the best form of advertisement there is — a clean look.

Get in contact with us today to book your next cleaning job.


“Fantastic from start to finish. Bede was super-reliable, courteous and friendly. The work was done to a very high standard and I was thrilled with the result. I will definitely use SIAM again.”

Sandy K., Home owner

“I have Had South Island Asset Management do work for us at Tupuānuku residential hall.

They are very professional  and great to work with I would recommend them.”

Darrel De Bruin, Canterbury University

“Your team has been great with communication, and our clients are always thrilled with the job you do, we’ll continue this working relationship through 2023 and beyond!” 

Nick Trewavas, Sinclair Building

Got a job for us?

Get in touch for more information.

Contact us for a quote or to book one of our services.

Or call — Bede Marsters 021 519 364