Company lists · Data refreshed September 2026

Top 25 Public relations consultancies based in Sydney, Australia

RevenueBase identified 130 public relations consultancies headquartered in Sydney, Australia as of September 2026 and tracks 781 professional contacts across them, including 396 with verified work emails. Sydney is the largest hub.

This list covers public relations consultancies headquartered in Sydney, Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
130Companies
781Contacts tracked
396Verified emails
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The 25 largest public relations consultancies based in Sydney, Australia

Ranked by team size
Top 25 of 130 public relations consultancies based in Sydney, Australia, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to public relations consultancies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202651-200110 contacts →

Indirect evidence

“SEC Newgate Australia is Australia’s largest full-service strategic communications firm for complex issues.”

Source: RevenueBase Database · checked Sep 14, 2026
2Strong evidenceSydney, AustraliaHQ checked Sep 14, 202651-20073 contacts →

Strong evidence

“Thrive is the largest independent, Australian-owned public relations agency that exists to help its people, partners and the community grow vigorously, flourish and be successful.”

Source: RevenueBase Database · checked Sep 14, 2026
3Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-5038 contacts →

Indirect evidence

“At DEC PR we are in the important business of building brands and protecting reputations.”

Source: RevenueBase Database · checked Sep 14, 2026
4Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-5038 contacts →

Indirect evidence

“We use strategy, marketing & communication to help financial services leaders and brands protect and grow their reputation, impact and revenue.”

Source: RevenueBase Database · checked Sep 14, 2026
5Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-5036 contacts →

Indirect evidence

“Honner, A FINN Partners Company is a specialist communications consultancy for the financial and corporate sectors across Australia and the Asia-Pacific.”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-5035 contacts →

Indirect evidence

“Sefiani is a leading Australian communications agency that has built, enhanced and protected corporate and brand reputations over two decades.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-5035 contacts →

Indirect evidence

“Taurus – 30 years of success!”

Source: RevenueBase Database · checked Sep 14, 2026
8Strong evidenceSydney, AustraliaHQ checked Sep 14, 202611-5022 contacts →

Strong evidence

“Colitco LLP (ABN 83 679 013 403) is a registered Australian communications and investor relations advisory firm providing specialised IR and PR services to publicly listed…”

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-5022 contacts →

Indirect evidence

“Creative work that makes a difference to people's lives.”

Source: RevenueBase Database · checked Sep 14, 2026
10Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-5014 contacts →

Indirect evidence

“Wilkinson Butler is a strategic communications and corporate affairs consultancy focused on building trust, enhancing reputation, and influencing change.”

Source: RevenueBase Database · checked Sep 14, 2026
11Strong evidenceSydney, AustraliaHQ checked Sep 14, 20261-1014 contacts →

Strong evidence

“Evil Twin is a Sydney based boutique public relations agency, comprising a small team of honest, creative, hardworking and passionate individuals committed to achieving results…”

Source: RevenueBase Database · checked Sep 14, 2026
12Indirect evidenceSydney, AustraliaHQ checked Sep 14, 20261-1012 contacts →

Indirect evidence

“Wilkinson Group is a Sydney communications agency, specialising in crisis PR.”

Source: RevenueBase Database · checked Sep 14, 2026
13Strong evidenceSydney, AustraliaHQ checked Sep 14, 202611-5011 contacts →

Strong evidence

“Pure Public Relations offers public relations services to small and medium-sized businesses, charities and industry bodies that don’t put limitations on their potential, because…”

Source: RevenueBase Database · checked Sep 14, 2026
14Strong evidenceSydney, AustraliaHQ checked Sep 14, 202611-5011 contacts →

Strong evidence

“STARK MATTHEWS has over 20 years of experience in public relations, we have the expertise to lead start up companies to develop their brand, increase their awareness and stand out…”

Source: RevenueBase Database · checked Sep 14, 2026
15Indirect evidenceSydney, AustraliaHQ checked Sep 14, 20261-1010 contacts →

Indirect evidence

“Madden is an award-winning boutique PR firm with deep financial services and wealth management experience, operating in Australia and New Zealand.”

Source: RevenueBase Database · checked Sep 14, 2026
16Indirect evidenceSydney, AustraliaHQ checked Sep 14, 20261-109 contacts →

Indirect evidence

“Ethical Strategies is a team of smart, resourceful and results-oriented communications professionals dedicated to supporting clients succeed in a complex and dynamic commercial…”

Source: RevenueBase Database · checked Sep 14, 2026
17Indirect evidenceSydney, AustraliaHQ checked Sep 14, 20261-109 contacts →

Indirect evidence

“At Clear Hayes Consulting, we’re a B2B marketing and communications consultancy powered by a team of experts-predominantly ex-journalists-who bring a strategic, audience-first…”

Source: RevenueBase Database · checked Sep 14, 2026
18Strong evidenceSydney, AustraliaHQ checked Sep 14, 202611-509 contacts →

Strong evidence

“John Connolly & Partners is an independent public relations and government affairs firm.”

Source: RevenueBase Database · checked Sep 14, 2026
19Strong evidenceSydney, AustraliaHQ checked Sep 14, 20261-108 contacts →

Strong evidence

“Agent99 Public Relations is an award-winning Australian PR agency creating smart ideas with impact.”

Source: RevenueBase Database · checked Sep 14, 2026
20Partial evidenceSydney, AustraliaHQ checked Sep 14, 202611-508 contacts →

Partial evidence

“Founded in 2003, Res Publica is a full-service communication consultancy spanning government, corporate, financial, consumer, community and organisational offerings.”

Source: RevenueBase Database · checked Sep 14, 2026
21Strong evidenceSydney, AustraliaHQ checked Sep 14, 20261-107 contacts →

Strong evidence

“Eight Communications specialises in delivering high impact public relations services to the hospitality industry: hotels | property | travel | tourism | F&B.”

Source: RevenueBase Database · checked Sep 14, 2026
22Indirect evidenceSydney, AustraliaHQ checked Sep 14, 20261-107 contacts →

Indirect evidence

“Finalist, Boutique Agency of the year 2025 CRPA Golden Target Awards Finalist, Corporate PR Agency of the year, 2025 B&T Awards.”

Source: RevenueBase Database · checked Sep 14, 2026
23Indirect evidenceSydney, AustraliaHQ checked Sep 14, 20261-107 contacts →

Indirect evidence

“Rocket Comms is a boutique Sydney-based communications agency that specialises in news and consumer media, in particular the food and beverage and toy/consumer, pop culture and…”

Source: RevenueBase Database · checked Sep 14, 2026
24Indirect evidenceSydney, AustraliaHQ checked Sep 14, 20261-106 contacts →

Indirect evidence

“Vu Consulting is a boutique PR and communications team of senior experts driven by impact.”

Source: RevenueBase Database · checked Sep 14, 2026
25Indirect evidenceSydney, AustraliaHQ checked Sep 14, 202611-506 contacts →

Indirect evidence

“Media & Capital Partners is a boutique advisory firm with offices in Sydney, Melbourne and Perth that provides a targeted suite of services including media, investor and…”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 130 public relations consultancies based in Sydney, Australia

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Public relations consultancies based in Sydney, Australia at a glance

As of Sep 14, 2026
50.7%Verified-email coverage
6.0Average contacts per company
1-10Median size (employees)
100.0%Largest-city concentration · Sydney
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
108
11-50
19
51-200
2

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 130 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among public relations consultancies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Sydney, Australia whose own description of what they do matches “public relations consultancies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names public relations consultancies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among public relations consultancies, and records with no verified work email. Companies headquartered outside Sydney are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 396 across the full list. 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 September 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Public relations consultancies by metro in Australia

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names public relations consultancies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many public relations consultancies are there based in Sydney, Australia?

RevenueBase identified 130 public relations consultancies headquartered in Sydney, Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

SEC Newgate Australia, headquartered in Sydney, tops this list with the largest team on record.

Which city has the most public relations consultancies?

Sydney leads with 130 headquartered companies, followed by Melbourne (80) and Brisbane (42).

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 396 verified decision-maker contacts tracked across these 130 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 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 Smart Search, 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.