Publicis Groupe agencies: the roster, how the group is organised, and what it means when you hire one

Publicis Groupe is a Paris headquartered advertising and marketing group, founded in 1926, that owns a large portfolio of agency brands rather than operating as a single agency. Its best known names include Publicis Worldwide, Leo Burnett, Saatchi & Saatchi, BBH, Fallon, Razorfish and MSL on the creative and communications side; Publicis Media with Starcom, Zenith, Spark Foundry and Performics on the media side; Publicis Sapient for technology and business transformation; Epsilon, which includes Conversant, for data and identity; and Publicis Health for regulated healthcare marketing. The practical point for a buyer is that these are separate agencies with separate teams and separate cultures, operating inside one commercial and data structure.

This page covers how the group is organised, which brand does which job, what the shared structure means when you hire one of them and the questions to ask in a pitch. For how the holding groups compare with each other, see the biggest ad agency in the world and where the numbers come from.

How the group is organised

Publicis Groupe describes its structure around a small number of solution areas rather than a long list of independent agencies, and it operates under a model it calls the Power of One, where a client is served by a combined team drawn from several of its brands under one lead. Four groupings cover most of it:

• Publicis Communications. The creative and communications agencies, including Publicis Worldwide, Leo Burnett, Saatchi & Saatchi, BBH, Fallon, Marcel, Prodigious for production and MSL for public relations.
• Publicis Media. The media planning and buying agencies, including Starcom, Zenith, Spark Foundry and Performics for performance media, supported by the group's central investment and data functions.
• Publicis Sapient. Digital business transformation, product engineering, platform and consulting work. This is the arm that competes with consultancies rather than with agencies.
• Publicis Health. Agencies built for pharmaceutical and healthcare marketing, where medical, legal and regulatory review shapes every deliverable.

Alongside these sit the data and commerce businesses. Epsilon, acquired in 2019, brings customer data, identity resolution and loyalty capability, with Conversant inside it. Publicis has also continued to buy specialist firms in commerce and influencer marketing, including Mars United Commerce and Influential in 2024, which is the main way the roster changes from year to year.

Because acquisitions, mergers and internal reorganisations happen regularly, the current authoritative list of brands is the group's own site at publicisgroupe.com. Check it before you quote a roster in a document, because trade press lists go stale quickly.

Which brand does which job

If you need	Look at	What you are buying
A brand platform and campaign idea	Publicis Worldwide, Leo Burnett, Saatchi & Saatchi, BBH, Fallon	Strategy, creative development, production oversight
Media planning and buying at scale	Starcom, Zenith, Spark Foundry	Channel planning, investment, measurement
Performance and biddable media	Performics	Search, social and commerce media, optimisation
A digital product, platform or replatform	Publicis Sapient	Engineering, product, experience design, consulting
Customer data, identity and loyalty	Epsilon, including Conversant	Data assets, addressability, loyalty programmes
Regulated healthcare marketing	Publicis Health agencies	Teams that work inside medical and regulatory review
Corporate and consumer communications	MSL	Public relations, reputation, issues management
High volume content and adaptation	Prodigious	Production, localisation, versioning at scale

What the holding structure means for you as a client

Named fairly, because there are real advantages and real things to manage.

• One contract, several disciplines. A bundled team can be assembled quickly and the commercial negotiation happens once. For a large advertiser running many markets, that is a genuine saving in time and overhead.
• Shared data and technology. The group's data and identity assets are available across its agencies, which is a real capability difference compared with an independent shop.
• Scale in media. Group level investment affects what a media agency can commit to and what it can negotiate. It also means your media agency's incentives are worth understanding in detail.
• Conflict management. Holding groups serve competing advertisers through separate agencies with separate teams. Ask how the separation is enforced for your category, in writing, and who the escalation point is.
• The team is the thing you are buying. Within any of these brands, the quality of your account depends on the named people assigned to it. A group credential is not the same as the people in the room.

Questions to ask in a holding group pitch

• Which legal entity holds the contract, and which brands are subcontracted? You want the structure on one page.
• Who is on my team, by name, with hours per month? Then ask what else those people work on.
• How is the fee built? Retainer, project, commission on media, performance related, or a blend. Ask for the model and the assumptions behind the hours.
• How is media remuneration structured? Settle principal based buying, rebates, value banks and audit rights explicitly, and keep an audit clause.
• Who owns the data, the accounts and the creative? Ad accounts, tag containers, analytics properties, data segments and source files should be yours.
• What happens at the end? Notice period, transition support, and the handover list.
• Which other group brands will be involved, and how is that coordinated? A single accountable lead is the answer you want to hear.

When a holding group agency is the right choice, and when it is not

• Strong fit: multi market campaigns, large media budgets, regulated categories needing deep review experience, replatforming projects, and any brief where data scale materially changes the outcome.
• Weaker fit: small budgets where you would be a minor account, highly specialised single channel work that a boutique does better, and fast moving brands that need one senior team with no layers.
• A sensible middle: a group agency for media and measurement, an independent for creative, and one person in house who owns the brief and the brand. Plenty of advertisers run exactly this.

Whatever route you take, verify claims rather than accepting them. Our guide to what the word leading is actually based on covers how to check a credential, and published agency fee ranges gives you a reference point for the commercials.

Questions buyers ask

Is Publicis Groupe an agency or a holding company?

It is a group that owns agencies. You do not hire Publicis Groupe in the way you hire a single agency; you hire one of its brands, or a combined team the group assembles from several of them under one lead.

Which agencies belong to Publicis Groupe?

The widely known names include Publicis Worldwide, Leo Burnett, Saatchi & Saatchi, BBH, Fallon, Razorfish, MSL, Starcom, Zenith, Spark Foundry, Performics, Prodigious, Publicis Sapient, Epsilon and the Publicis Health agencies. The roster changes with acquisitions and reorganisations, so confirm it on the group's own site before you rely on a list.

How does it compare with the other big groups?

The major groups all combine creative, media, data and production under one owner, and they are usually compared on revenue, headcount and client roster. The differences that matter to a buyer are the strength of the specific agency you are hiring, the data assets available to it and how your fee is structured.

Can two competing brands use agencies from the same group?

Yes, and it is common. The separation is handled with distinct agencies, distinct teams and information barriers. Ask for that arrangement in writing, name the escalation route, and include it in the contract rather than in a reassurance at pitch stage.

Do small advertisers work with group agencies?

Some do, usually through the performance and digital arms or through regional offices. Judge it on the seniority and the hours you are offered. A smaller independent that gives you its best people often produces more for the same fee.

A capability the roster does not list

A holding group's roster lists agencies by discipline: media, creative, data, public relations. None lists how a client's brand is described when a buyer asks an assistant. A brand inside a large group gets no special standing there, since the reply follows public sources.

If you are hiring one, ask which of its agencies measures it and how. You can also check the result yourself by asking ChatGPT, Gemini and Perplexity which providers suit your category. AI Knows Us reports the names and sources if you need an independent read.