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Top IT Service Companies in Adelaide

6 IT service companies ranked by rating, review volume and listing quality.

Between them, the 6 IT service companies on this page cover cloud (5) and security (2). 6 of them have written a profile you can read before you get in touch.

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Control Z
Cloud · Security
Control Z provides managed IT support and consulting to small and medium businesses in Adelaide, South Australia.
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Crawford IT
Crawford IT is an Adelaide-based IT services and software company built around cloud and security work.
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ESN Group
Cloud · Security
ESN Group is an Australian IT services company with more than thirty years in the industry.
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ictOne
Cloud · Also in Melbourne and Brisbane
ictOne provides IT services and communications services to businesses. It describes itself as a single provider for managed IT, security, cloud infrastructure and telecoms.
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Iris IT
Cloud
Iris IT is an Adelaide managed service provider that looks after the computers, networks and software of small and medium organisations.
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Kaizen ICT
Cloud · Also in Sydney
Kaizen ICT works with business owners to move important, repeatable tasks that currently depend on one person's knowledge into a process the business can run reliably.
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Japan

27 Oct 2026 · TrustList Editorial

GMO confirms Onamae Desktop Cloud data theft, sets 30 October notice

The attacker demanded about 8 billion yen and threatened to publish data and launch ransomware at noon on 27 October. GMO refuses to pay…

Automotive

27 Oct 2026 · TrustList Editorial

vsomeip flaw lets one 16-byte message crash car middleware

CERT/CC's note on CVE-2026-91141 covers vsomeip 3.7.3 and below. The fix, release 3.7.4, has been out since July, so the risk now sits in…

United States of America

27 Oct 2026 · TrustList Editorial

Cloudflare: GLM-5.3 bug sent other users' data in 155 responses

The exposure ran from 27 August to 9 September and hit only prompts over 681,280 tokens. The upstream fix is in SGLang 0.5.20 to 0.5.22,…

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