Company lists · Data verified August 2026

Top 25 Ad tech consulting firms based in Sydney, Australia

Name: Ad tech consulting firms based in Sydney, Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 104 companies tracked

There are 104 ad tech consulting firms headquartered in Sydney, Australia (RevenueBase, August 2026). RevenueBase tracks 718 professional contacts across them, including 284 with verified work emails and 61 with mobile numbers. Sydney is the largest hub.

This list covers ad tech consulting firms headquartered in Sydney, 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.

104Companies

718Contacts tracked

284Verified emails

61Mobile numbers

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The 25 largest ad tech consulting firms based in Sydney, Australia

Ranked by team size

Top 25 of 104 ad tech consulting firms 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	Essencemediacom Australia & NEW Zealand	Sydney	201-500	244	151
2	Mandoe Media	Sydney	51-200	66	43
3	OHM Agency	Sydney	51-200	23	5
4	Madclarity	Sydney	11-50	16	10
5	Tinyloop	Sydney	11-50	15	1
6	Sweeney Advertising	Sydney	11-50	13	8
7	Mindesigns	Sydney	1-10	12	5
8	Pais Digital	Sydney	11-50	11	6
9	Search Rescue	Sydney	1-10	11	6
10	Switch Digital	Sydney	11-50	10	2
11	Digital Goliath	Sydney	1-10	9	3
12	Digitalzoop	Sydney	1-10	7	4
13	A&a Digital Services PTY LTD	Sydney	1-10	5	4
14	Campaign Digital	Sydney	1-10	5	3
15	Odyssey Cloud	Sydney	1-10	5	2
16	Uncommon People	Sydney	11-50	5	1
17	Oodle Media	Sydney	1-10	5	1
18	White Labs Media	Sydney	1-10	4	3
19	Brandtail	Sydney	1-10	3	2
20	Bullseye Agency	Sydney	1-10	3	1
21	Gravity Technology & Media	Sydney	1-10	2	2
22	Bitfoundry	Sydney	1-10	2	2
23	Arbos Digital	Sydney	1-10	2	2
24	yo.cto	Sydney	1-10	2	1
25	Adventex	Sydney	1-10	2	1

Showing 25 of 104 ad tech consulting firms based in Sydney, Australia

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Ad tech consulting firms based in Sydney, Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 104 HQs

61Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Ad tech consulting firms by metro in Australia

Metro	Companies
Ad tech consulting firms in Sydney	104
Ad tech consulting firms in Melbourne	52
Ad tech consulting firms in Brisbane	23
Ad tech consulting firms in Perth	13
Ad tech consulting firms in Adelaide	11
Ad tech consulting firms in Gold Coast	10
Ad tech consulting firms in Surry Hills	5

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 “ad tech consulting firms”, 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; 2 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 ad tech consulting firms are there based in Sydney, Australia?

There are 104 ad tech consulting firms headquartered in Sydney, Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

Essencemediacom Australia & NEW Zealand, headquartered in Sydney, tops this list with the largest team on record.

Which city has the most ad tech consulting firms?

Sydney leads with 104 headquartered companies, followed by Melbourne (52) and Brisbane (23).

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 284 verified decision-maker contacts tracked across these 104 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.