Company lists · Data refreshed September 2026

Top 25 Defense technology consulting companies based in Australia

Name: Defense technology consulting companies based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 196 companies tracked

RevenueBase identified 196 defense technology consulting companies headquartered in Australia as of September 2026 and tracks 3,249 professional contacts across them, including 1,376 with verified work emails. Canberra is the largest hub.

This list covers defense technology consulting companies headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review

196Companies

3,249Contacts tracked

1,376Verified emails

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The 25 largest defense technology consulting companies based in Australia

Ranked by team size

Top 25 of 196 defense technology consulting companies based in Australia, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to defense technology consulting companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Leidos Australia	Partial evidence	Scoresby, AustraliaHQ checked Sep 16, 2026	1,001-5,000	969 contacts →
	Partial evidence “Leidos is a Fortune 500® innovation company working to solve the world’s toughest challenges in government, intelligence, defence, aviation, border protection and health markets.” Source: RevenueBase Database · checked Sep 16, 2026
2	Nova Systems	Partial evidence	Adelaide, AustraliaHQ checked Sep 16, 2026	501-1,000	599 contacts →
	Partial evidence “Built on 25 years of test and evaluation and engineering experience, Nova Systems designs, integrates and delivers complex programs for Defence, emergency services and civil…” Source: RevenueBase Database · checked Sep 16, 2026
3	Aurizn	Partial evidence	Adelaide, AustraliaHQ checked Sep 16, 2026	201-500	157 contacts →
	Partial evidence “Servicing Defence and Enterprise with our unique expertise in #AI, Advanced Sensing and #Simulation, Aurizn’s purpose is to push the boundaries of the known to create a more…” Source: RevenueBase Database · checked Sep 16, 2026
4	Providence Consulting	Partial evidence	Barton, AustraliaHQ checked Sep 16, 2026	51-200	125 contacts →
	Partial evidence “Providence Consulting is an Australian, veteran-initiated professional services firm, established in Canberra in 2005.” Source: RevenueBase Database · checked Sep 16, 2026
5	Informatech PTY LTD	Partial evidence	Canberra, AustraliaHQ checked Sep 16, 2026	51-200	88 contacts →
	Partial evidence “Informatech is a veteran led business and specialises in ICT within Defence.” Source: RevenueBase Database · checked Sep 16, 2026
6	A23	Partial evidence	Canberra, AustraliaHQ checked Sep 16, 2026	51-200	62 contacts →
	Partial evidence “a23 is a straight-talking, Australian-owned IT consulting firm focused on what matters most to government and business.” Source: RevenueBase Database · checked Sep 16, 2026
7	Ascent PTY LTD	Strong evidence	Adelaide, AustraliaHQ checked Sep 16, 2026	51-200	61 contacts →
	Strong evidence “At the forefront of specialised engineering, technical support, project management and consulting to Defence and Defence Industry.” Source: RevenueBase Database · checked Sep 16, 2026
8	AVI PTY LTD	Strong evidence	Myaree, AustraliaHQ checked Sep 16, 2026	51-200	58 contacts →
	Strong evidence “AVI provides technology-based solutions to government, defence, mining and corporate communities.” Source: RevenueBase Database · checked Sep 16, 2026
9	Conscia	Partial evidence	Kingston, AustraliaHQ checked Sep 16, 2026	51-200	57 contacts →
	Partial evidence “Pronounced 'Con Sha', Conscia is a niche three-pillar management consulting business focused on identifying challenges, developing unique and innovative solutions, taking our…” Source: RevenueBase Database · checked Sep 16, 2026
10	4tel	Indirect evidence	Newcastle, AustraliaHQ checked Sep 16, 2026	51-200	53 contacts →
	Indirect evidence “4Tel Pty Ltd was formed in March as a management consultancy in the telecommunications sector.” Source: RevenueBase Database · checked Sep 16, 2026
11	Bluerydge	Partial evidence	Fyshwick, AustraliaHQ checked Sep 16, 2026	51-200	41 contacts →
	Partial evidence “Bluerydge delivers mission-secure capability, specialising in Cybersecurity, Technology, Artificial Intelligence (AI), and Robotics.” Source: RevenueBase Database · checked Sep 16, 2026
12	IPP Consulting PTY LTD	Partial evidence	Melbourne, AustraliaHQ checked Sep 16, 2026	51-200	37 contacts →
	Partial evidence “SECURITY AND TECHNOLOGY EXPERTS ENGINEERING FOR A BETTER WORLD.” Source: RevenueBase Database · checked Sep 16, 2026
13	Noetic	Indirect evidence	Canberra, AustraliaHQ checked Sep 16, 2026	51-200	35 contacts →
	Indirect evidence “Noetic challenges clients to think differently and adopt new approaches to find solutions.” Source: RevenueBase Database · checked Sep 16, 2026
14	HTR Group	Partial evidence	Pyrmont, AustraliaHQ checked Sep 16, 2026	51-200	33 contacts →
	Partial evidence “HTR Group is a Professional Services Supplier to the Australian Commonwealth and Defence Industry.” Source: RevenueBase Database · checked Sep 16, 2026
15	Aeromarine	Partial evidence	Bokarina, AustraliaHQ checked Sep 16, 2026	1-10	30 contacts →
	Partial evidence “Aeromarine Australia Pty Ltd was established in 1998 to provide professional services to Defence and Defence Industry.” Source: RevenueBase Database · checked Sep 16, 2026
16	Jigsaw Notions	Indirect evidence	Canberra, AustraliaHQ checked Sep 16, 2026	51-200	28 contacts →
	Indirect evidence “Jigsaw Notions is a professional services consultancy specialising in Cyber Security, Engineering, Procurement, and Management solutions, supporting Australian Industry and…” Source: RevenueBase Database · checked Sep 16, 2026
17	K39 Consulting PTY LTD	Strong evidence	Sydney, AustraliaHQ checked Sep 16, 2026	11-50	27 contacts →
	Strong evidence “K39 Consulting (K39C) is an Australian defence consultancy specialising in engineering, governance, procurement and commercial advisory services for complex Defence programs.” Source: RevenueBase Database · checked Sep 16, 2026
18	Para Bellum Solutions	Strong evidence	Adelaide, AustraliaHQ checked Sep 16, 2026	11-50	27 contacts →
	Strong evidence “SI VIS PACEM, PARA BELLUM – IF YOU WANT PEACE, PREPARE FOR WAR" Para Bellum Solutions provides diverse consulting services to Defence and broader Government and Industry with a…” Source: RevenueBase Database · checked Sep 16, 2026
19	Ocrt Consulting	Partial evidence	Canberra, AustraliaHQ checked Sep 16, 2026	11-50	21 contacts →
	Partial evidence “A strategy, intelligence and creative communications consulting firm, OCRT works with government and industry partners to design, develop and deliver scalable solutions.” Source: RevenueBase Database · checked Sep 16, 2026
20	Jl2 Group	Partial evidence	Canberra, AustraliaHQ checked Sep 16, 2026	11-50	21 contacts →
	Partial evidence “JL2 Group is a team of specialists trusted by government, defence and industry to solve complex problems, deliver high-impact outcomes and build long-term capability.” Source: RevenueBase Database · checked Sep 16, 2026
21	Towers Group PTY LTD	Indirect evidence	Melbourne, AustraliaHQ checked Sep 16, 2026	51-200	20 contacts →
	Indirect evidence “Towers Group Pty Ltd is an Australian-owned, Melbourne-based professional services company established in 2013.” Source: RevenueBase Database · checked Sep 16, 2026
22	SAHR	Strong evidence	Canberra, AustraliaHQ checked Sep 16, 2026	11-50	18 contacts →
	Strong evidence “SAHR is an Australian-owned professional services business providing niche consulting services to the Defence and National Security sector.” Source: RevenueBase Database · checked Sep 16, 2026
23	Security Centric	Partial evidence	Sydney Cbd, AustraliaHQ checked Sep 16, 2026	11-50	17 contacts →
	Partial evidence “Security Centric is a boutique specialist information security consulting and services organisation.” Source: RevenueBase Database · checked Sep 16, 2026
24	ROB Dobson & Associates	Indirect evidence	Canberra, AustraliaHQ checked Sep 16, 2026	11-50	15 contacts →
	Indirect evidence “Rob Dobson & Associates (RDA) has been helping customers to successfully define, develop, integrate, acquire and support major capability and assets since 1998.” Source: RevenueBase Database · checked Sep 16, 2026
25	Able Industries Engineering	Partial evidence	South Kingsville, AustraliaHQ checked Sep 16, 2026	51-200	13 contacts →
	Partial evidence “ABLE: THE COMPLETE ENGINEERING SOLUTION For the past 47 years, our team at Able Industries Engineering has been the trusted partner of the Australian Defence Force – delivering…” Source: RevenueBase Database · checked Sep 16, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: defense technology consulting companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names defense technology consulting companies.
Partial evidence: Its own public description names part of defense technology consulting companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name defense technology consulting companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 196 defense technology consulting companies based in Australia

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Defense technology consulting companies based in Australia at a glance

As of Sep 16, 2026

42.4%Verified-email coverage

16.6Average contacts per company

1-10Median size (employees)

23.5%Largest-city concentration · Canberra

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

123

11-50

51-200

201-500

501-1,000

1,001-5,000

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 196 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among defense technology consulting companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Australia whose own description of what they do matches “defense technology consulting companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names defense technology consulting companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among defense technology consulting companies, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,376 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Defense technology consulting companies by metro

Defense technology consulting companies in Canberra46
Defense technology consulting companies in Melbourne29

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names defense technology consulting companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many defense technology consulting companies are there based in Australia?

RevenueBase identified 196 defense technology consulting companies headquartered in Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Leidos Australia, headquartered in Scoresby, tops this list with the largest team on record.

Which city has the most defense technology consulting companies?

Canberra leads with 46 headquartered companies, followed by Melbourne (29) and Brisbane (16).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,376 verified decision-maker contacts tracked across these 196 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.