Company lists · Data refreshed September 2026

Top 25 Defense acquisition consulting firms based in Australia

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

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 163 companies tracked

RevenueBase identified 163 defense acquisition consulting firms headquartered in Australia as of September 2026 and tracks 1,308 professional contacts across them, including 611 with verified work emails. Sydney is the largest hub.

This list covers defense acquisition consulting firms 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 28, 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 28, 2026 86% judged on-target in blind review

163Companies

1,308Contacts tracked

611Verified emails

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The 25 largest defense acquisition consulting firms based in Australia

Ranked by team size

Top 25 of 163 defense acquisition consulting firms based in Australia, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to defense acquisition consulting firms: 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	Infosys Portland	Indirect evidence	Sydney, AustraliaHQ checked Sep 28, 2026	201-500	190 contacts →
	Indirect evidence “At Infosys Portland, we’re on a mission to lead our clients' procurement and supply chain functions into the future, while delivering value today.” Source: RevenueBase Database · checked Sep 28, 2026
2	Providence Consulting	Partial evidence	Barton, AustraliaHQ checked Sep 28, 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 28, 2026
3	Parbery	Indirect evidence	Fyshwick, AustraliaHQ checked Sep 28, 2026	51-200	76 contacts →
	Indirect evidence “Parbery is a values-driven professional advisory firm and an Australian-owned SME, with a presence in ACT, QLD, SA and VIC.” Source: RevenueBase Database · checked Sep 28, 2026
4	Procurement CO	Indirect evidence	Brisbane City, AustraliaHQ checked Sep 28, 2026	11-50	58 contacts →
	Indirect evidence “We are excited to announce that Procurement Co has been recognised as one of The Australian's Best Places to Work 2025!” Source: RevenueBase Database · checked Sep 28, 2026
5	Conscia	Partial evidence	Kingston, AustraliaHQ checked Sep 28, 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 28, 2026
6	Grosvenor	Partial evidence	Canberra, AustraliaHQ checked Sep 28, 2026	11-50	54 contacts →
	Partial evidence “Grosvenor is a consulting firm that specialises in public sector advisory, procurement advisory and property advisory services.” Source: RevenueBase Database · checked Sep 28, 2026
7	Ngamuru Advisory	Indirect evidence	Fyshwick, AustraliaHQ checked Sep 28, 2026	51-200	46 contacts →
	Indirect evidence “Ngamuru Advisory is a firm that was established to provide strategic and commercial advice, primarily to Government clients, by people who are passionate about delivering…” Source: RevenueBase Database · checked Sep 28, 2026
8	Noetic	Indirect evidence	Canberra, AustraliaHQ checked Sep 28, 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 28, 2026
9	Intermedium	Indirect evidence	Sydney, AustraliaHQ checked Sep 28, 2026	11-50	33 contacts →
	Indirect evidence “Winning business with government agencies is complex; we’re on a mission to change that.” Source: RevenueBase Database · checked Sep 28, 2026
10	Jigsaw Notions	Indirect evidence	Canberra, AustraliaHQ checked Sep 28, 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 28, 2026
11	K39 Consulting PTY LTD	Strong evidence	Sydney, AustraliaHQ checked Sep 28, 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 28, 2026
12	Forge Advisory	Strong evidence	Canberra, AustraliaHQ checked Sep 28, 2026	11-50	26 contacts →
	Strong evidence “Forge is a consulting firm specialising in Defence and Infrastructure advisory.” Source: RevenueBase Database · checked Sep 28, 2026
13	Ocrt Consulting	Partial evidence	Canberra, AustraliaHQ checked Sep 28, 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 28, 2026
14	Jl2 Group	Partial evidence	Canberra, AustraliaHQ checked Sep 28, 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 28, 2026
15	Towers Group PTY LTD	Indirect evidence	Melbourne, AustraliaHQ checked Sep 28, 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 28, 2026
16	Tullius	Indirect evidence	Fyshwick, AustraliaHQ checked Sep 28, 2026	11-50	19 contacts →
	Indirect evidence “Tullius is one of Australia’s leading technology procurement, benchmarking and program delivery firms.” Source: RevenueBase Database · checked Sep 28, 2026
17	SAHR	Strong evidence	Canberra, AustraliaHQ checked Sep 28, 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 28, 2026
18	ROB Dobson & Associates	Indirect evidence	Canberra, AustraliaHQ checked Sep 28, 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 28, 2026
19	Landell	Indirect evidence	Melbourne, AustraliaHQ checked Sep 28, 2026	11-50	14 contacts →
	Indirect evidence “Landell helps public and private sector organisations get the best value from their procurement and program arrangements.” Source: RevenueBase Database · checked Sep 28, 2026
20	Sayres Australia PTY LTD	Partial evidence	Sydney, AustraliaHQ checked Sep 28, 2026	11-50	13 contacts →
	Partial evidence “Sayres provides Acquisition, Engineering, Operations, Training Development, and Design Services to our government customers and industry partners, enabling effective delivery of…” Source: RevenueBase Database · checked Sep 28, 2026
21	Management Options PTY LTD	Partial evidence	East Brisbane, AustraliaHQ checked Sep 28, 2026	11-50	13 contacts →
	Partial evidence “Management Options Pty Ltd is a leading Australian owned, Brisbane based, private 'boutique' procurement consulting company formed in 2004.” Source: RevenueBase Database · checked Sep 28, 2026
22	Felix Advisory	Partial evidence	Sunshine Coast, AustraliaHQ checked Sep 28, 2026	11-50	10 contacts →
	Partial evidence “Felix is a boutique professional services company based in Queensland providing specialist consulting and strategic advisory services to government and the private sector.” Source: RevenueBase Database · checked Sep 28, 2026
23	Charles Kendall Australia	Partial evidence	Brisbane, AustraliaHQ checked Sep 28, 2026	11-50	8 contacts →
	Partial evidence “Charles Kendall Australia is an Australian owned, boutique consulting firm specialised in procurement.” Source: RevenueBase Database · checked Sep 28, 2026
24	Qontum	Strong evidence	Southbank, AustraliaHQ checked Sep 28, 2026	11-50	7 contacts →
	Strong evidence “Qontum is a trusted professional services partner to the Australian defence sector, delivering expert acquisition and sustainment support across complex defence programs.” Source: RevenueBase Database · checked Sep 28, 2026
25	Advantage Advisory	Indirect evidence	Canberra, AustraliaHQ checked Sep 28, 2026	11-50	7 contacts →
	Indirect evidence “Advantage Advisory provides specialist management consultancy services to federal government clients in- Strategy & policy - Capability development - Project & program management…” Source: RevenueBase Database · checked Sep 28, 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 acquisition consulting firms. 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 acquisition consulting firms.
Partial evidence: Its own public description names part of defense acquisition consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name defense acquisition consulting firms. 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 163 defense acquisition consulting firms based in Australia

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Defense acquisition consulting firms based in Australia at a glance

As of Sep 28, 2026

46.7%Verified-email coverage

8.0Average contacts per company

1-10Median size (employees)

15.3%Largest-city concentration · Sydney

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

113

11-50

51-200

201-500

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 163 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 acquisition consulting firms, 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 acquisition consulting firms”. 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 acquisition consulting firms), 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 acquisition consulting firms, 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, 611 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 28, 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 acquisition consulting firms by metro

Defense acquisition consulting firms in Sydney25

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 acquisition consulting firms, 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 acquisition consulting firms are there based in Australia?

RevenueBase identified 163 defense acquisition consulting firms 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?

Infosys Portland, headquartered in Sydney, tops this list with the largest team on record.

Which city has the most defense acquisition consulting firms?

Sydney leads with 25 headquartered companies, followed by Canberra (23) and Melbourne (14).

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 611 verified decision-maker contacts tracked across these 163 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 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 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.