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We provide a complete range of maintenance services for estate agents and letting companies in Belfast and the surrounding areas at NZNI. No matter what the job is we can do it, from installing a new kitchen to fixing a door.


We also supply a first class site management service. From start to finish, you are assured of a job done properly with the hassle taken out, dealing with all trades in a professional manner.

All aspects of home improvement, Belfast

At NZNI we deliver quality extensions, conversions and whole house renovations in Belfast and the surrounding areas.


Our team will ensure that the work is undertaken in a professional manner, with as little disruption as possible and we are great believers that a tidy site is a safe site.


Contact us for a free quote and expert advice. We are always professional and offer a personal service to all customers - putting you first.

NZNI are Northern Ireland’s only fully trained and approved installer of Corus products.


Corus Panels and Profiles is within the Corus Building Systems division of Corus Group and is owned by Tata Steel, the fifth largest steel producer in the world.


Corus Panels and Profiles is a major supplier of sustainable building products to the construction industry, and NZNI are accredited supply and fix agents.

Thinking of extending your home?

•   House/property extensions

•   Renovations

•   Conversions - loft, barn, garage & more

•   Building maintenance & repair

•   Wall and roof cladding

•   Kitchen installations

Sustainable building solutions

Building maintenance and site management

Renovations, extensions and conversions

Renovation service trade logos