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Delion technicians reviewing a network design on site

About Delion

The people responsible when the network has to work.

We design, install and support the networks behind hotels, hospitals, mine sites, campuses and commercial buildings across Australia. Our name is on the outcome, not just the invoice.

17 yrs

Delivering commercial infrastructure

450

Active clients

98%

Clients retained beyond year one

Why we exist

Most commercial networks fail for reasons nobody planned for.

Sites grow. Tenants change. Systems get added without anyone owning the whole picture. We were built to be the partner that keeps that picture straight — from the first survey to the tenth year of support.

  • Evidence, not assurances

    Every install is tested, certified and documented. You get the results, not a promise that it went well.

  • Design before hardware

    We survey the site and understand the business before anyone quotes a product list.

  • Our own technicians

    Delion staff attend your site. No subcontractor chains, no unfamiliar faces.

  • Long after handover

    Most of our work comes from clients we installed for years ago. Support is the product.

Delion technician installing rooftop wireless equipment

Working with us

One team from survey to support.

You are not handed between a sales team, an install crew and an offshore help desk. The technician who designs your network is the one who signs off the certification and briefs the support team that answers your calls.

Start with an honest look at your site.

A Delion technician walks the property, tests what is there and tells you what actually needs to change. No obligation, no product pitch.