Company lists · Data verified August 2026

Top 25 IT consulting companies based in Sydney, Australia

Name: IT consulting companies based in Sydney, Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 509 companies tracked

As of August 2026, this directory lists 509 IT consulting companies based in Sydney, Australia, with 9,482 contacts and 4,082 email addresses. Sydney is the single most-represented city among the companies on the list. Use the directory to identify potential vendors, partners, and sales prospects.

IT consulting companies advise organizations on technology strategy, systems, software, infrastructure, cybersecurity, cloud services, and related IT implementation needs. This list covers companies that provide professional IT consulting services, including technology advisory, systems planning, implementation support, and related services. Ranked by team size, largest first. Data current as of August 28, 2026.

509Companies

9,482Contacts tracked

4,082Verified emails

550Mobile numbers

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The 25 largest IT consulting companies based in Sydney, Australia

Ranked by team size

Top 25 of 509 IT consulting companies based in Sydney, Australia, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Accenture Australia	Sydney	10001+	2,164	905
2	Entelect	Sydney	1,001-5,000	1,795	1,249
3	NRI Australia & NEW Zealand	Sydney	1,001-5,000	723	339
4	United Techno	Sydney	201-500	373	114
5	Decision INC	Sydney	201-500	275	230
6	Broadway Infotech	Sydney	201-500	243	48
7	Seisma Group	Sydney	501-1,000	182	73
8	Barhead, An Akkodis Company	Sydney	10001+	177	95
9	Infograins Software Solutions Pvt. LTD	Sydney	201-500	152	1
10	Duco Consultancy	Sydney	51-200	116	10
11	Systemsgo	Sydney	51-200	112	49
12	Increment	Sydney	51-200	92	44
13	Experteq	Sydney	51-200	88	67
14	Treta Infotech	Sydney	51-200	69	3
15	Vrit Technologies	Sydney	51-200	58	24
16	Bigger	Sydney	51-200	56	1
17	Software At Scale	Sydney	51-200	46	27
18	Ingenuity Partners	Sydney	51-200	42	29
19	Partner 2 Simplify P2s	Sydney	51-200	42	26
20	E&e Solutions	Sydney	51-200	41	32
21	Seers Digital	Sydney	51-200	40	5
22	Redirect Consulting	Sydney	51-200	40	5
23	Intelligent Pathways	Sydney	51-200	39	29
24	Synergy	Sydney	51-200	35	16
25	Advance Delivery Consulting	Sydney	501-1,000	35	14

Showing 25 of 509 IT consulting companies based in Sydney, Australia

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IT consulting companies based in Sydney, Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 661 HQs

550Contacts with mobile numbers

20Emails re-verified in last 30 days

Companies by employee count

1-10

284

11-50

156

51-200

201-500

501-1,000

1,001-5,000

10001+

IT consulting companies by metro in Australia

Metro	Companies
IT consulting companies in Sydney	661
IT consulting companies in Melbourne	634
IT consulting companies in Brisbane	203
IT consulting companies in Perth	166
IT consulting companies in Adelaide	100
IT consulting companies in Canberra	88
IT consulting companies in North Sydney	39

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “IT consulting companies”, with match quality audited by blind human judging, and headquartered in Sydney, Australia.
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: Contact records re-verify on a rolling cadence; 20 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many IT consulting companies are in the directory?

The directory contains 509 IT consulting companies based in Sydney, Australia as of August 2026.

How can I find contacts at IT consulting companies?

You can use this directory to review 9,482 contacts and 4,082 email addresses associated with IT consulting companies based in Sydney, Australia.

Which city has the most IT consulting companies on the list?

Sydney is the single most-represented city among the IT consulting companies on the list.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.