Agencies and Businesses

A network like no other. GroupM’s Mindshare, MEC, MediaCom, Maxus and specialty service businesses like Xaxis and ESP are leading global operations in their own right, with distinct points of view about brand opportunities in the world around us.

We believe that everything begins and ends in media.

Nick EmeryGlobal CEO, Mindshare

Mindshare is at the very heart of the most exciting business on the planet: media. More speed. More channels. Every aspect of human life has been transformed by changes in media. We're living in the most exciting period the world has ever seen. We're having fun with more words, pictures and stories than we could ever have dreamed.

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We’re known for inspiring people and delivering exceptional growth-driving results.

Tim CastreeGlobal CEO, MEC

MEC is committed to growth - growth for our people, our clients and our industry. MEC pushes the boundaries of what’s possible in order to thrive in integrated planning and buying; content and brand partnerships, including sports entertainment and cause marketing; mobile, multicultural and performance marketing; ad operations; and analytics. Our 5,000 highly talented and motivated people work with category leading advertisers in 93 countries. 

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We transform your communications thinking.

Stephen AllanGlobal CEO, Mediacom

MediaCom believes everything is connected and that means media agencies must think and operate in a new way. MediaCom is The Content + Connections Agency, shorthand for our unique approach to planning and buying across paid, owned and earned media which optimizes our clients' entire system of content and connections - not just individual channel silos. By focusing on the totality of our clients' communications, we are able to deliver step-changing media effectiveness improvements versus marginal performance gains. We call that transforming your business through systems thinking.

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We will help you lead change.

Lindsay PattisonGlobal CEO, Maxus

At Maxus, we recognise that in today’s ever faster and complex landscape, our clients want a media agency that can help them navigate and lead the way into the brilliant opportunity this change creates. Maxus prides itself on being a global company with local experts, handling several international clients such as L'Oréal, FCA, Huawei, Barclays, UPS and Church & Dwight; and also large local businesses including BT EE and ABF in the UK, Tata in India and Telecom Italia in Italy. We embrace technology and innovation, challenging our clients to move forward, while remaining grounded by bringing them solutions via our Change Planning process that are simple, creative, effective and efficient – and that will deliver tangible benefit to their business. With over 3,000 people in 70 offices across 55 markets, we have consistently been the fastest-growing media network in the world since our launch in 2008. And by leading change, we also ensure that our people are the best versions of themselves. Equality sits at the heart of Maxus. We believe it creates a more vibrant working culture and allows us to offer broader points of view, and greater, more inspired ideas for our clients. 

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We solve some of the toughest challenges of today’s digital marketing landscape with the world’s very best talent.

Christian JuhlGlobal CEO, Essence

Our mission is to make advertising more valuable to the world, because we believe that digital advertising done well is more meaningful and more effective. We help some of the world’s most exciting brands earn relevant connections with their customers through experiences that are instantly captivating so consumers choose to spend time with their brand. Our insightful placements, innovative measurement and relentless optimization happen in a culture of complete transparency and accountability. Whether helping to build brands, or drive sales, we help our clients get the most from the rapidly evolving ecosystem. 

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Understanding consumer behavior and the data it creates in a multi screen world is at the center of everything we do.

Jess Burley Global CEO, m/SIX

m/SIX is one of the fastest-growing media planning and buying agency’s in the group, with 30 offices spanning three continents. We describe ourselves as BORN AGILE. We work best with clients for whom smart media thinking is business critical, and extraordinary response is driven through innovation and fast activation. At m/SIX we’re leading the way in smarter uses of data and technology in media. We have better conversations with consumers delivering better results for our clients. We are a 50:50 joint venture between Groupm and the &Partnership, an agency group comprising of specialist agencies in Creative CRM, PR, Content and Media. It’s why we treat every brief with a full service mentality, focusing on creative outcomes that drive business changing metrics. Our partnership with Groupm, delivers the scale that guarantees our clients not only great media pricing, but more importantly in today’s landscape, gives us access to the largest media data pool. Accessed by our analysts it gives us the best go to market insight, delivered through market leading technology and tools to enable real time optimisation and results. 

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We solve audience fragmentation and cut through the clutter to deliver higher return for digital marketing investments.

Nicolas BidonGlobal CEO, Xaxis

Xaxis is a global digital media platform that programmatically connects advertisers to audiences across all addressable channels. Through the expert use of proprietary data and advertising technology along with unparalleled media relationships, Xaxis delivers results for clients in 47 markets across North America, Europe, Asia Pacific, Latin America and the Middle East. Advertisers working with Xaxis achieve exceptionally high return on advertising spend through the company’s proprietary media products, as well as through its specialist companies, Triad Retail Media, Light Reaction, plista and Bannerconnect.  For more information, visit 

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We deeply connect brands to consumer passions like sports to make fandom a tangible asset driving marketing objectives over the long term.

ESP Properties is an award-winning sports partnerships and promotion consultancy uniquely positioned at the intersection of media and marketing. Making brands resonate through inspiring multimedia entertainment and sports experiences, ESP specializes in identifying, developing, negotiating and managing strategic platforms and partnerships for brands with properties, events, talent or media partners. From sports to film, music and lifestyle affinities, ESP reinvents brand engagement with innovative multifaceted strategies that embed clients in consumer passions to create lifelong, authentic fans.Part of ESP Properties, IEG is its thought-leadership brand with a 30 year heritage. IEG is the source for insights, trends, training and events via, the annual IEG conference, online publications, trend reports, surveys and webinars.

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Modi Media is a U.S. based advanced television business. Working with companies across a wide technological and data driven spectrum, Modi connects brands to consumers in an addressable way, enabling GroupM's agencies to enable smarter targeting of consumers through television.

Midas Exchange is a consultative-focused media and asset trading firm that provides innovative, strategic marketing and financial solutions to business-savvy executives and their corporations.  Our position as a WPP company enables us to develop and execute transformative media and asset trading programs that deliver higher ROI and sales revenue for our clients and partners.  

U.S. based Catalyst is a leading search marketing agency comprised of the best search professionals in the world. Catalyst continually innovates new search solutions by questioning “why?” and then “why not?” The curiosity and passion at Catalyst means groundbreaking solutions for clients that fuel marketing results.