Company lists · Data verified August 2026

Top 25 Continuous improvement consulting firms based in Australia

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,275 companies tracked

There are 1,275 continuous improvement consulting firms headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 6,346 professional contacts across them, including 2,324 with verified work emails and 681 with mobile numbers. Melbourne is the largest hub.

This list covers continuous improvement consulting firms headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

1,275Companies

6,346Contacts tracked

2,324Verified emails

681Mobile numbers

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The 25 largest continuous improvement consulting firms based in Australia

Ranked by team size

Top 25 of 1,275 continuous improvement consulting firms based in 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	Nihilent	South Melbourne	1,001-5,000	1,722	575
2	Partners In Performance, Part Of Accenture	Brisbane	501-1,000	484	244
3	Xenco Services	Brisbane City	51-200	83	61
4	Visagio Australia	Sydney	51-200	83	37
5	Cevo Australia	Haymarket	51-200	72	38
6	CORAS	Braddon	51-200	68	39
7	DETA	Melbourne	11-50	44	26
8	ELLBY	Kedron	11-50	40	26
9	Capda Consulting	Deakin	51-200	38	19
10	Vertex Consulting & Compliance Group	Melbourne	51-200	36	16
11	Jamieson Group	Erina	51-200	30	9
12	HPE Project Services	Sydney	11-50	27	15
13	Intercede Solutions	Brisbane	11-50	27	8
14	ORBIZ	Melbourne	11-50	25	16
15	Relevate Consulting	Brisbane	11-50	24	14
16	Eserve Consulting	City	51-200	24	6
17	Castalia Group	Burwood	1,001-5,000	20	13
18	Minset	Brisbane	11-50	19	10
19	RBM	Rockhampton	11-50	17	2
20	Ayla Solutions	Perth	11-50	16	5
21	Jayb Enterprises	Sydney	11-50	14	13
22	Egnatium	Brisbane	51-200	12	1
23	Dynamic Aspect	Melbourne	11-50	11	2
24	Open Systems Technology OST	Adelaide	51-200	10	5
25	UCO Business	Melbourne	11-50	10	1

Showing 25 of 1,275 continuous improvement consulting firms based in Australia

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,324 reachable decision-makers.

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Continuous improvement consulting firms based in Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

MelbourneLargest hub · 249 HQs

681Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

1,065

11-50

178

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Continuous improvement consulting firms by metro

Metro	Companies
Continuous improvement consulting firms in Melbourne	249
Continuous improvement consulting firms in Sydney	242
Continuous improvement consulting firms in Brisbane	126
Continuous improvement consulting firms in Perth	109
Continuous improvement consulting firms in Adelaide	38
Continuous improvement consulting firms in Canberra	15
Continuous improvement consulting firms in Gold Coast	14

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 “continuous improvement consulting firms”, with match quality audited by blind human judging, and headquartered in 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; 1 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 continuous improvement consulting firms are there based in Australia?

There are 1,275 continuous improvement consulting firms headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

Nihilent, headquartered in South Melbourne, tops this list with the largest team on record.

Which city has the most continuous improvement consulting firms?

Melbourne leads with 249 headquartered companies, followed by Sydney (242) and Brisbane (126).

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 2,324 verified decision-maker contacts tracked across these 1,275 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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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.