Company lists · Data verified August 2026

Top 25 IT consulting companies based in Perth, Australia

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 127 companies tracked

As of August 2026, this directory lists 127 IT consulting companies based in Perth, Australia, with 2,979 contacts and 1,004 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.

127Companies

2,979Contacts tracked

1,004Verified emails

201Mobile numbers

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The 25 largest IT consulting companies based in Perth, Australia

Ranked by team size

Top 25 of 127 IT consulting companies based in Perth, 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	Atturra	Perth	1,001-5,000	794	570
2	Gibson Quai International GQI	Perth	51-200	111	52
3	Business Aspect	Perth	51-200	74	57
4	ISA Technologies	Perth	51-200	62	13
5	Sourcetoad	Perth	51-200	47	31
6	Stepchange	Perth	51-200	43	8
7	Connectiv	Perth	11-50	33	30
8	Mytech Consulting Services	Perth	11-50	32	15
9	Office Information Australia OIA	Perth	11-50	31	28
10	Iquest Consulting PTY LTD	Perth	11-50	29	10
11	Supporthub360	Perth	11-50	27	5
12	Bremmar	Perth	11-50	25	19
13	R1i Technology	Perth	11-50	23	15
14	KDR Technology Solutions	Perth	51-200	23	3
15	Full Circle Partners	Perth	51-200	20	12
16	Novata Solutions	Perth	11-50	19	13
17	Pebble IT Solutions	Perth	11-50	19	13
18	Avantgarde Technologies	Perth	11-50	18	11
19	Cohesis	Perth	11-50	18	8
20	Broadreach Group	Perth	11-50	16	12
21	Silverfern IT	Perth	11-50	13	9
22	Frontline	Perth	51-200	13	2
23	KZN Group	Perth	11-50	12	4
24	Intellisense	Perth	1-10	12	2
25	Digital Alternative	Perth	51-200	9	6

Showing 25 of 127 IT consulting companies based in Perth, Australia

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IT consulting companies based in Perth, Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 661 HQs

201Contacts with mobile numbers

12Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

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 Perth, 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; 12 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 127 IT consulting companies based in Perth, Australia as of August 2026.

How can I find contacts at IT consulting companies?

You can use this directory to review 2,979 contacts and 1,004 email addresses associated with IT consulting companies based in Perth, 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.