Company lists · Data verified August 2026

Top 15 Advertising technology platforms based in Sydney, Australia

Name: Advertising technology platforms based in Sydney, Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 44 companies tracked

There are 44 advertising technology platforms headquartered in Sydney, Australia (RevenueBase, August 2026). RevenueBase tracks 200 professional contacts across them, including 46 with verified work emails and 11 with mobile numbers. Sydney is the largest hub.

This list covers advertising technology platforms 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.

44Companies

200Contacts tracked

46Verified emails

11Mobile numbers

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The 15 largest advertising technology platforms based in Sydney, Australia

Ranked by team size

Top 15 of 44 advertising technology platforms 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	OHM Agency	Sydney	51-200	23	5
2	Blend AI	Sydney	11-50	17	7
3	HELIO	Sydney	11-50	10	6
4	Creative Mechanics	Sydney	1-10	9	6
5	Switch On Media	Sydney	1-10	6	4
6	A&a Digital Services PTY LTD	Sydney	1-10	5	4
7	TV HUB	Sydney	1-10	5	2
8	Thundercloud	Sydney	1-10	4	3
9	White Labs Media	Sydney	1-10	4	3
10	Adventex	Sydney	1-10	2	1
11	Adbidx	Sydney	1-10	2	1
12	Engagetv	Sydney	11-50	1	1
13	Adamplio Consulting	Sydney	1-10	1	1
14	Adgility	Sydney	1-10	1	1
15	Viewspotter Programmatic Digital Advertising Experts	Sydney	1-10	1	1

Showing 15 of 44 advertising technology platforms based in Sydney, Australia

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Advertising technology platforms based in Sydney, Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 44 HQs

11Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Advertising technology platforms by metro in Australia

Metro	Companies
Advertising technology platforms in Sydney	44
Advertising technology platforms in Melbourne	19
Advertising technology platforms in Brisbane	11
Advertising technology platforms in North Sydney	5
Advertising technology platforms in Surry Hills	3
Advertising technology platforms in Adelaide	2
Advertising technology platforms in Pyrmont	2

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 “advertising technology platforms”, 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 advertising technology platforms are there based in Sydney, Australia?

There are 44 advertising technology platforms headquartered in Sydney, Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

OHM Agency, headquartered in Sydney, tops this list with the largest team on record.

Which city has the most advertising technology platforms?

Sydney leads with 44 headquartered companies, followed by Melbourne (19) and Brisbane (11).

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 46 verified decision-maker contacts tracked across these 44 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.