Company lists · Data refreshed September 2026

Top 25 Government IT services based in Australia

RevenueBase identified 319 company matches for government IT services associated with Australia as of September 2026 and tracks 10,895 professional contacts across them, including 3,251 with verified work emails. Melbourne is the largest hub.

This list covers company matches for government IT services associated with Australia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
319Companies
10,895Contacts tracked
3,251Verified emails
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The 25 largest government IT services based in Australia

Ranked by team size
Top 25 of 319 company matches for government IT services based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSydney, AustraliaHQ recorded Sep 28, 20261,001-5,000802 contacts →

Exact match

“NCS in Australia is reinventing technology services from the inside out.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchSydney, AustraliaHQ recorded Sep 28, 2026501-1,000777 contacts →

Exact match

“Nexon Asia Pacific (Nexon) is an award-winning digital consulting and managed services partner for mid-market, enterprise, and government organisations across Australia.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchBrisbane, AustraliaHQ recorded Sep 28, 2026201-500383 contacts →

Exact match

“CITEC is the primary technology service provider for the Queensland Government delivering both whole-of-government and agency specific ICT services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchHaymarket, AustraliaHQ recorded Sep 28, 2026201-500365 contacts →

Exact match

“AC3 is a leading Australian-owned and operated technology services provider helping organisations across government, healthcare, financial services, and critical infrastructure…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchCoburg, AustraliaHQ recorded Sep 28, 2026201-500352 contacts →

Exact match

“We are an Australian-owned, full-service ICT Solutions and Cyber Security provider with a locally based team of over 450 passionate Aussies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchNorth Sydney, AustraliaHQ recorded Sep 28, 2026201-500222 contacts →

Exact match

“For over 28 years, The Missing Link has been a trusted technology partner to enterprise, government and high-growth businesses across Australia.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchHobart, AustraliaHQ recorded Sep 28, 202651-200172 contacts →

Exact match

“Intuit Technologies is a Tasmanian-owned national IT services provider, with offices across Tasmania, Victoria, and Queensland.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-200155 contacts →

Exact match

“Explore new frontiers, uncover value from core business and build secure, scalable digital foundations through our transformative Technology Solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchWarabrook, AustraliaHQ recorded Sep 28, 202651-200118 contacts →

Exact match

“Diamond IT is an Australian technology partner supporting organisations since 1996 with solutions that improve business outcomes, reduce risk, and enable sustainable growth.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchMacquarie Park, AustraliaHQ recorded Sep 28, 20261,001-5,000114 contacts →

Exact match

“Fujitsu’s purpose is to make the world more sustainable by building trust in society through innovation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchOsborne Park, AustraliaHQ recorded Sep 28, 202651-200114 contacts →

Exact match

“IT to smile about.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMascot, AustraliaHQ recorded Sep 28, 2026501-1,000111 contacts →

Exact match

“New Era delivers Technology Solutions that securely connect people, places, and information in a rapidly changing digital world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchAdelaide, AustraliaHQ recorded Sep 28, 202651-200110 contacts →

Exact match

“SRA Information Technology Pty Ltd (SRA) is a leading software services organisation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 28, 202651-20095 contacts →

Exact match

“Increment are technology specialists with a unique breadth of experience and depth of technical knowledge.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchSydney, AustraliaHQ recorded Sep 28, 202651-20090 contacts →

Exact match

“With a proven track record of 30 years, experteq is a proudly Australian IT company that combines the strengths of two storied brands – TAS and Experteq – to deliver outstanding…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchSydney, AustraliaHQ recorded Sep 28, 202651-20087 contacts →

Exact match

“Secure Agility is a Australian-based technology partner specialising in secure managed IT services for NSW government, enterprise and mid-market organisations.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchPerth, AustraliaHQ recorded Sep 28, 2026501-1,00079 contacts →

Exact match

“We help you engage your clients, empower your people and enable your future.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchCanberra, AustraliaHQ recorded Sep 28, 202651-20062 contacts →

Exact match

“a23 is a straight-talking, Australian-owned IT consulting firm focused on what matters most to government and business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchCanberra, AustraliaHQ recorded Sep 28, 202651-20054 contacts →

Exact match

“Delivering technology solutions that improve societal outcomes.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchBella Vista, AustraliaHQ recorded Sep 28, 2026501-1,00053 contacts →

Exact match

“With 24+ years of excellence, iSOFT is a trusted partner in digital transformation, delivering over projects for 500+ clients, including Fortune 500 companies, across Australia…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20050 contacts →

Exact match

“DIMIYA Tech is a Melbourne, Australia based- global Cybersecurity and IT services provider supporting organizations that require secure, scalable, and high-performance technology…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20047 contacts →

Exact match

“Our mission is to help our clients protect their assets, reputation, and customers from cyber threats, while also enabling them to embrace digital transformation and innovation…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchCanberra, AustraliaHQ recorded Sep 28, 202651-20046 contacts →

Exact match

“Reason Group is a sovereign Australian firm that lifts productivity in government and regulated enterprises.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchDulwich, AustraliaHQ recorded Sep 28, 202651-20044 contacts →

Exact match

“Blackbird IT strategically implements technology in workplaces to deliver powerful operational efficiencies, competitive advantage and innovation for every business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchBella Vista, AustraliaHQ recorded Sep 28, 202651-20040 contacts →

Exact match

“Established in Triforce’s mission is to provide technology that will enable you to achieve your business goals and make your vision a reality.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 319 government IT services based in Australia

See the full list, filter by size, metro and specialty, and access 3,251 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Government IT services based in Australia at a glance

As of Sep 28, 2026
29.8%Verified-email coverage
34.2Average contacts per company
11-50Median size (employees)
12.9%Largest-city concentration · Melbourne
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
148
11-50
109
51-200
39
201-500
10
501-1,000
6
1,001-5,000
3
5,001-10,000
1

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 319 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Australia whose business descriptions match “government IT services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 3,251 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “government IT services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many government IT services are there based in Australia?

RevenueBase identified 319 company matches for government IT services associated with Australia as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

NCS Group Australia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most government IT services?

Melbourne leads with 41 company records, followed by Sydney (39) and Canberra (17).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,251 professional contacts with verified work emails tracked across these 319 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.