Expert Coolroom Builders & Concrete Specialist for Australian Businesss.
AUSTRALIAN OWNED AND OPERATED
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Expert Coolroom Builders in Australia

Your trusted partner for mobile coolrooms, freezer room installations, concrete slabs, warehouse fitouts and renovation projects.

WHO WE ARE

FNZ Building Services is composed of experienced Project Managers, Site Managers, and Builders dedicated to delivering seamless construction and fit-out solutions. Our team combines technical expertise with practical site knowledge to ensure every project runs efficiently, meets the highest quality standards, and is completed on time.

We manage every stage of the process—coordinating trades, suppliers, and stakeholders to guarantee smooth operations and exceptional results. Whether it’s a new build, renovation, or industrial fit-out, our professionals work together to bring every project to life safely, effectively, and with precision.

CUSTOM COOLROOMS

At FNZ Building services, we offer a wide range of mobile coolroom solution designed to meet the demans of businesses on the move. Wether you need temporary refrigeration for event or permanent mobile cold storage for logistics, our units are reliable, energy efficient and built to last.

Portable Coolroom

Mobile Freezer Units

Skid Mounted Coolroom

Custom Coolroom

Your Coolroom Experts Are Just a Call Away

SERVICES

Coolroom Builder & Freezer Room Installation

We design, build, and service coolrooms, freezers, and mobile refrigeration units for food businesses, hospitality, warehouses, and commercial facilities. Our builds are tailored to meet your size, temperature, and storage requirements.

Mobile Coolrooms

FNZ provides mobile coolroom solutions that are reliable, energy-efficient, and built to last. Perfect for catering companies, events, restaurants, and logistics businesses.

Concrete Slabs & Flooring

We handle concrete slab foundations for coolrooms, warehouses, and commercial projects. From fresh pours to reno concrete slabs, we ensure durable and level flooring for long-term use.

Cold Storage Maintenance & Repairs

We don’t just build – we also service and maintain coolrooms and freezers to keep them operating at peak efficiency. Our team provides emergency repairs, insulation checks, and refrigeration servicing to minimise downtime and save you money.

Custom Made Coolrooms

FNZ Building Services designs and builds custom coolrooms to suit your business needs, from small hospitality units to large commercial cold storage. Built for efficiency, durability, and compliance, our coolrooms deliver reliable performance backed by expert servicing and maintenance.

Warehouse Fitouts & Renovations

Whether you’re upgrading or expanding, our team delivers complete warehouse fitouts, custom partitions, shelving, and floor slabs, making your space more efficient and business-ready.

FLOOR RESTORATION SERVICE

We specialise in floor restoration to bring any surface back to its original beauty and durability. Our expert team works with a range of materials and techniques to deliver long-lasting, high-quality results.

Concrete Grind and Seal

Remove imperfections, smooth rough surfaces, and protect your concrete with a durable seal for a polished, professional finish.

Polished Concrete

Enhance the natural look of your concrete floors while improving strength, shine, and ease of maintenance.

Tile Restoration and Polish

Restore worn, dull, or damaged tiles to their original colour and shine, including grout cleaning and sealing.

Stone Restoration and Polish

Revive natural stone surfaces such as marble, granite, and travertine, restoring their shine, colour, and elegance.

We can also manufacture and provide

CUSTOM-MADE COOLROOMS

ABOUT US

At FNZ Building Services, we pride ourselves on being one of Australia’s most trusted names in coolroom construction, freezer installations, concrete slabs, and warehouse fitouts. With a strong reputation for quality, reliability, and innovation, we deliver complete building solutions for commercial and industrial businesses across the country.

Who We Are

FNZ Building Services was founded with a simple vision: to provide businesses with high-quality cold storage solutions and strong, reliable concrete foundations that stand the test of time. From mobile coolrooms and freezer rooms to warehouse fitouts and renovation concreting, our team combines technical expertise with hands-on experience to deliver outstanding results every time.

Our Commitment

At FNZ Building Services, we are committed to delivering excellence in every project we undertake. Our team takes pride in providing quality craftsmanship, ensuring that every coolroom, freezer, and concrete slab is built with precision and durability. We offer an end-to-end service, managing everything from design and installation to ongoing servicing and maintenance. With a strong customer-first approach, we tailor each solution to meet the unique needs of your business, while maintaining the highest levels of compliance and safety, ensuring every project meets Australian standards and industry regulations.

WHY WORK WITH US

Experienced coolroom builders and freezer installers

Specialists in mobile coolrooms and cold storage maintenance

Professional concrete slab and warehouse fitout services

Reliable, on-time, and affordable project delivery

One team for all your building and refrigeration needs

TESTIMONIALS

Outstanding Coolroom Build

FNZ Building Services built a custom coolroom for our food business, and the quality is second to none. The team was professional, efficient, and delivered on time. Our coolroom runs perfectly and has already made a huge difference to our operations.

— Michael R., Restaurant Owner

Reliable Freezer Installation Experts

We needed a large freezer room for our warehouse, and FNZ handled everything from design to installation. Their attention to detail and commitment to safety gave us complete peace of mind. Highly recommended!

— Sarah T., Logistics Manager

Concrete Slab Done Right

The crew at FNZ poured a concrete slab for our new facility, and the finish was flawless. They worked quickly without cutting corners, and the result is strong, level, and built to last.

— Daniel M., Construction Supervisor

CONTACT US

Looking for a reliable coolroom builder, freezer installation expert, or concrete slab specialist?

At FNZ Building Services, we’re here to help with all your cold storage, warehouse fitout, and construction needs. Whether you need a new mobile coolroom, a warehouse renovation, or a strong concrete foundation, our team is ready to deliver quality solutions that last.

EMAIL ADDRESS

admin@fnzbuildingservices.com.au

MOBILE NUMBER

GET A QUOTE

Tell us about your project and we’ll provide a no-obligation quote tailored to your needs. Fill out the form or contact us directly – our team will get back to you promptly.