Top 10 Best PR Agencies In The World 2026

The top 10 best PR agencies in the world in 2026 are still defined by scale, specialty depth, and the ability to protect a client's reputation when it matters most. Global fee income across the sector has climbed steadily since 2023, and the firms that dominate the rankings now combine traditional media relations with data science, AI tooling, and integrated creative work.

To build this ranking, we weighed worldwide net fee income from O'Dwyer's annual firm rankings, recognition from PRWeek's Global Agency of the Year awards, PRovoke Media's global league tables, and the Observer's "50 Most Powerful PR Firms 2026" list. Headcount, office footprint, and holding-company backing factored in, but so did category leadership: a firm that owns healthcare communications or public affairs outright can outrank a larger generalist. Client retention and awards history rounded out the picture. The result is a list where independent giants sit alongside network agencies and one specialist that has outgrown most generalists.

These Are The Top 10 Best PR Agencies In The World 2026:

1. Edelman

The firm's signature asset is the Edelman Trust Barometer, an annual global study of trust in institutions, media, government, and business. Business media cite it every January the way markets cite jobs reports. That single product gives Edelman something money can't easily buy: a permanent seat in the conversation about credibility itself.

Corporate reputation, crisis communications, and brand marketing form the commercial core. PRWeek has named Edelman Global Agency of the Year multiple times, and the firm's client roster spans major consumer brands, technology companies, and governments. For a multinational weighing a single global partner, Edelman's reach is the default answer.

2. The Weber Shandwick Collective

The Weber Shandwick Collective, or TWSC, is the holding structure that houses Weber Shandwick alongside sister brands including Powell Tate and Resolute Digital. PRWeek named it the 2024 Global Agency of the Year, and the network operates in more than 80 countries. That recognition matters because it reflects current work, not legacy reputation.

Where the firm wins is in multi-market corporate and public affairs assignments. Healthcare and technology practices run deep, and the earned-plus-digital model pairs media relations with paid and owned channel execution. Powell Tate handles the Washington-facing work, which gives TWSC a credible public affairs bench that pure consumer shops lack.

Creative awards have accumulated alongside the network growth, putting TWSC in the rare position of rivaling Edelman on both scale and creative output. For clients who need one network to handle a global launch and a regulatory fight in the same quarter, this is a shortlist fixture.

3. Real Chemistry

Real Chemistry is the outlier on this list, and that's the point. Headquartered in San Francisco, the firm focuses almost entirely on healthcare and life sciences, and it ranked #2 in O'Dwyer's 2024 worldwide net-fee rankings among U.S. firms. A specialist sitting that high on a generalist table tells you how much pharma and biotech communications spending has grown.

The operating model is built around data and AI rather than press releases. Real Chemistry has acquired several analytics and data firms to assemble its stack, and the result is a shop that can tie communications work to prescribing behavior and clinical trial enrollment. For biotech clients preparing a launch, that's a different sales pitch than a traditional agency can make.

Its client base covers pharma, biotech, and health-tech companies, a segment where regulatory complexity makes communications genuinely hard. Being the highest-ranked specialist firm by fee income gives Real Chemistry leverage that generalists can't match in its niche.

4. BCW (Burson)

BCW was formed in 2018 when WPP merged Burson-Marsteller and Cohn & Wolfe. In 2024, WPP went further and combined BCW with Hill & Knowlton to create Burson, one of the largest PR networks in the world. The firm now operates across more than 40 markets with the full weight of WPP behind it.

Corporate affairs and crisis management are the core strengths. When a company faces a regulatory investigation, an activist shareholder, or a product recall, Burson's bench depth lets it staff a response across multiple time zones within hours. That capability is why multinationals keep large retainers with the network even in lean budget years.

The merger brings integration questions, as large combinations always do, but the combined entity's scale is hard to argue with. WPP backing means access to advertising, media investment, and data assets that independent firms must build or buy.

5. FleishmanHillard

Founded in St. Louis in 1946, FleishmanHillard is one of the oldest firms on this list and part of Omnicom's DAS Group. It operates in more than 30 countries with over 80 offices. The heritage matters less than what the firm has done with it: consistent top-five placement in global rankings across multiple decades.

True Global Intelligence, the firm's research practice, is the differentiator. It feeds primary research and analytics into client work rather than treating measurement as an afterthought. Consumer, technology, and public affairs practices anchor the business, and the awards shelf includes Cannes Lions and PRWeek honors.

Omnicom ownership gives FleishmanHillard access to sister agencies across advertising and media, which helps on integrated pitches. For clients who want a firm with institutional memory and modern research capability in equal measure, it's a reliable pick.

6. Ketchum

Ketchum opened in 1923, which makes it one of the longest-running PR firms in existence. Now part of Omnicom, it operates more than 100 offices in over 70 countries. Brand marketing, healthcare, and influencer work are the strongest practices, and the firm's annual Social Media Trends report has become a reference point for the creator economy.

The creative record is serious. Ketchum has won multiple Cannes Lions Grand Prix awards alongside PRWeek Agency of the Year honors, a combination that few networks can claim. Earned media remains the center of gravity, but the firm has adapted its model to creator-led campaigns without losing the editorial relationships that built it.

A century of operation means Ketchum has managed through every communications revolution since radio. That track record is the pitch: when the channel landscape shifts again, this is a firm that has survived the previous shifts.

7. Golin

Golin, headquartered in Chicago and owned by Interpublic Group, was a PRWeek 2023 Global Agency of the Year finalist and operates in more than 50 markets. The firm's "Go All In" culture is more than a slogan; it shows up in purpose-driven campaigns for consumer packaged goods clients, an area where Golin has built a distinct reputation.

Measurement and analytics capabilities are frequently cited as a strength, which matters for consumer brands under pressure to prove communications ROI. Healthcare and consumer practices drive most of the revenue, and the awards record includes Cannes Lions and SABRE Awards wins.

IPG's network gives Golin global reach without the bureaucratic weight of the largest holding companies. For mid-cap brands that want senior attention and international capability, that combination is attractive.

8. Hill & Knowlton

Founded in 1927, Hill & Knowlton is one of the oldest PR firms in the world and the agency that effectively pioneered modern public affairs and government relations practice. In 2024, WPP merged it into Burson, combining H&K's institutional relationships with BCW's scale.

The firm's legacy is its public affairs depth. Decades of work in Washington and other capitals built relationships that don't transfer easily between agencies, and those relationships now sit inside a larger network. Corporate and crisis communications remain core practices.

Standalone brand identity is fading as the Burson integration proceeds, which is why H&K sits at #8 rather than higher. The prestige and the relationships are real; the question for clients is how much of the H&K experience survives inside a merged entity.

9. Ogilvy PR

Ogilvy PR is the public relations arm of Ogilvy, one of the most awarded creative networks in the world and part of WPP. The model is "borderless" integration: PR teams work alongside advertising, digital, and consulting colleagues on earned media and reputation campaigns rather than pitching standalone PR retainers.

Influencer marketing, social strategy, and brand storytelling at scale are the strongest offerings. When a campaign needs a creative idea that generates earned coverage, having the creative network in the same building is a genuine advantage. Ogilvy PR ranks ninth here because PR is one component of a much broader business, not the whole of it.

For brands already working with Ogilvy on advertising, adding PR is frictionless. For brands that want a PR-first partner with dedicated senior counsel, the integrated model can cut both ways.

10. MSL

MSL, formerly MSLGROUP, is the PR and influence network of Publicis Groupe, formed from the merger of Publicis Consultants and Manning Selvage & Lee. It operates in more than 40 countries and focuses on corporate reputation, consumer influence, and purpose communications.

The firm's "Conversation2Commerce" approach and influencer-driven work reflect its integration with Publicis's data and media assets, including Epsilon and Publicis Sapient. That means client campaigns can connect earned conversation to actual purchase data, a capability most PR networks are still building.

MSL rounds out the top 10 on the strength of holding-company integration and global reach. It isn't the largest network on this list, but the Publicis data stack gives it a distinct position as PR and performance converge.