Company lists · Data refreshed November 2026

Top 21 Business service groups based in Sydney, Australia

RevenueBase identified 287 company matches for business service groups associated with Sydney, Australia as of November 2026 and tracks 1,385 professional contacts across them, including 521 with verified work emails. Across Australia, Sydney is the largest hub for this category.

This list covers company matches for business service groups associated with Sydney, Australia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
287Companies
1,385Contacts tracked
521Verified emails
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The 21 largest business service groups based in Sydney, Australia

Ranked by team size
Top 21 of 287 company matches for business service groups based in Sydney, Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSydney, AustraliaHQ recorded Nov 6, 2026501-1,000437 contacts →

Exact match

“hammerjack is an Australian and Philippine-owned offshore outsourcing and Knowledge Process Outsourcing (KPO) provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Quay is a professional services business specialising in the project landscape.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Systemnet is an established, professional and results-based IT solutions company that is a trusted partner to many small and medium sized businesses within Australia and around…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“At BitLOGIC, we draw upon our expertise in IT consulting, implementation and management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Meet your long term people partner driving sustainable, commercial and cultural success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“At XARY, we help small and medium sized businesses grow by simplifying complexities, to scale with confidence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Corpus is consulting, done differently.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“We are a managed service consultancy to help transform your business the way you want.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“MillerPrince brings a diverse perspective to commercial strategy, grounded in a strong commitment to client service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Jefferson & Shea Group members are committed to helping you achieve your goals, whether it’s a corporate restructure, some legal advice, a marketing makeover, a new investment…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Thread Consulting is a boutique consulting firm made up of experienced professionals who have chosen consulting as our pathway to doing interesting work in collaboration with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Talent Ecology helps businesses improve how they work by aligning people, structure, operations and strategy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-508 contacts →

Exact match

“With more than 10 years of experience in IT Project Management, IT Solution Design and Integration, IT Resource Management and Training End Users we are here to assist our clients…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Absolute IT is a leading provider of comprehensive IT services and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Libran IT are a proudly Australian owned SME based in Sydney, Canberra and Melbourne.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“TBD Consulting builds the systems businesses actually run on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-105 contacts →

Exact match

“The Commerce Connection is an Australian-based Bookkeeping and Financial Consulting business with over 25 years of experience in Accounting, Franchising, Marketing and Business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Avate Business Consulting Services assists agile clients to hone their businesses and steer them to realize their objectives, allowing for optimum financial performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Fishead are a dynamic thoughtful problem solving company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-505 contacts →

Exact match

“At Zithera, we provide our clients with expert advice, resources, and services to help them maximise their technology investments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“We are driven by our values – delivering results, building strong relationships, and striving for continual progression.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 21 of 287 business service groups based in Sydney, Australia

See the full list, filter by size, metro and specialty, and access 521 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Business service groups based in Sydney, Australia at a glance

As of Nov 6, 2026
37.6%Verified-email coverage
4.8Average contacts per company
1-10Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
219
11-50
56
51-200
5
201-500
4
501-1,000
1

Email recency for this list is measured across the whole Australia list rather than for Sydney, so it is reported there. Company counts and contact totals on this page are exact for Sydney, over 287 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Sydney, Australia whose business descriptions match “business service groups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 521 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “business service groups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business service groups are there based in Sydney, Australia?

RevenueBase identified 287 company matches for business service groups associated with Sydney, Australia as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Hammerjack tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Australia has the most business service groups?

Sydney leads Australia with 287 company records, followed by Melbourne (286) and Brisbane (161).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 521 professional contacts with verified work emails tracked across these 287 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.