GroupM is the number one global media investment management group. We offer the intelligence to find or create valuable audiences, the power to engage them most effectively and efficiently, and the ability to create desired marketing outcomes.
What we do
"Our investments in data, technology and most importantly, our talented people, help our clients win in an intensely competitive marketplace."
Kelly ClarkCEO, GroupM Global
GroupM invests in people, content, technology and data to make its agencies optimally effective and efficient for clients, providing intelligence to find or create valuable audiences and outcomes. Our leadership, inventiveness and scale drive success for our clients, partners and people.
Strategy & Business Development
"We help brands reach their consumers with the right messages on their path to purchase, at the right time and in the right context."
GroupM’s approach is based on one powerful principle: a winning strategy begins with precise consumer insight and impeccable business science. In this, we are unrivaled. Proprietary technology drives our business science capabilities and insights, fueling our ongoing growth and position as the largest media investment management organization in the world. Our scale powers our agencies’ efficiency, paired with the inventiveness of our people, we are able to create unique and lucrative marketing opportunities for clients.
GroupM agencies understand that people and conversations are just as important as TRPs, GRPs, and CPMs. They appreciate how ideas and context influence perception and behavior. Each agency provides clients a custom strategic plan reflecting their unique view of the world. Agency diversity in GroupM’s portfolio means there’s a perfect fit for every client -- no matter their size, their industry or business goals.
Chief Growth Officer, GroupM GlobalElizabeth.McCune@GroupM.com
"Our unique talent, media partnerships and scale enable us to deliver investment efficiencies giving clients competitive advantage."
GroupM is the central trading organization for WPP's media agencies and also the world's largest buyer of media with 2014 billings of more than $108 billion (RECMA, 2017). One of every three ads placed worldwide utilize ad inventory purchased by GroupM. Our peerless global understanding of media marketplaces and trading provide real incremental value and marketing advantages that benefit clients every day. We offer complete transparency and always respect clients’ confidential trading interests.
CEO Trading, GroupM GlobalJohan.Boserup@GroupM.com
"Companies and brands are under pressure to meet unprecedented consumer expectations for personalization and to deliver stakeholder demands for results. As the pressure on marketing intensifies, our agencies deliver a new level of communications addressability and relevance to help brands create consumer engagement that is measurable and accountable. [m]PLATFORM is how we do that."
[m]PLATFORM is GroupM’s audience intelligence and activation solution that builds personalized consumer relationships at scale. In addition to the technology suite, it is a worldwide service organization comprised of analysts, data strategists, search and social specialists, and product and media experts focused on ensuring consistent delivery in all markets where our clients do business. It is the foundation of your marketing advantage.
Global CEO, [m]PLATFORMBrian.Gleason@groupm.com
"We take Brand Safety very seriously. We are implementing global standards for all of the digital risk areas like, Viewability, Fraud, Privacy infringement, Anti-Piracy, Appropriate placement. As clients move more of their investment from linear channels to digital, they need to be assured that their brand messaging is seen by real humans, in the right target audience and in an appropriate environment."
As new opportunities with data and measurability emerge in the digital supply chain, so do complexities. These complexities open the door for inevitable risks—including, but not limited to, fraud, piracy, viewability, privacy infringement and appropriate targeting and placement. As clients are moving more funds from linear to digital media, they are increasingly concerned that their brands are safe, and being shown to the right people, in the right place, at the right time. GroupM takes a leadership role in the navigation of these complex digital environments, creating and collaborating on stringent standards and best practices so clients can be assured that their campaigns are being viewed in brand safe environments, and that the consumer experience can be both protected and enjoyable.
EVP of Brand Safety, GroupM GlobalJohn.Montgomery@groupm.com
"We invest and partner with the world’s leading talent, producers and distributors to fund, develop, produce and distribute premium content for the benefit of our content partners and networks, platforms and advertisers."
Motion Content Group is a global content investment and rights management company which creates, finances, produces, distributes and commercializes content through innovative commercial structures in partnership with talent, producers, distributors, networks, platforms and advertisers.
Headquartered in London and Los Angeles, the business currently operates in 26 countries worldwide, with Motion’s broad range of award-winning programming distributed globally.
CEO, Motion Content Grouprichard.email@example.com
"To create advantage you must know more about your consumers than your competitors or your media partners. And, you have to be able to put this knowledge to work with your media investment. Our tech stack and data investment enables this knowledge asymmetry for our clients."
Irwin GotliebChairman, GroupM Global
At the core of [m]PLATFORM is the uniquely powerful consumer identifier, [mp]ID. This ID unifies data to provide the most comprehensive and detailed picture of an individual consumer. This offers brands a rich and holistic view into their consumers’ mindsets and a deep understanding of the impact of their marketing touchpoints. Marketers can now anticipate where consumers are likely to engage and tailor their strategy to ensure they reach the right consumers with a message that is relevant and useful.
"Our people have vision for today's marketplace and how it's going to evolve tomorrow. Our team is helping shape the media industry for the future."
Tim CecereChief Talent Officer, GroupM Global
GroupM’s teams across the globe are among the most admired in media and advertising, providing the opportunity to clients, partners and our people to learn and grow with innovators and thought leaders.
Chairman, GroupM Global
In 2012, Irwin Gotlieb was named Chairman of GroupM. Irwin joined WPP in September 1999 as Chairman and CEO of Mindshare Worldwide and moved into his previous role as CEO of GroupM in April 2003. Prior to WPP he was President and CEO of MediaVest Worldwide, a company that he founded in December 1993. The founding of MediaVest represented the fulfillment of a 22 year journey with the company which started with his joining Benton & Bowles in 1977 as Associate Director of Broadcast Programming.Irwin is a three time Adweek/Mediaweek All Star, including a President's Award in 1997. He is also a double Advertising Age Media Maven honoree and in February 2000 was named as the Media Player of the Year by Advertising Age - the only occasion that this award has been given. In October 2006, he became the first advertising / media agency executive to be inducted into the Broadcast & Cable Hall of Fame. In January 2010, he received the Brandon Tartikoff Legacy Award, and most recently has been named to the Inaugural Adweek’s Power List.
Global & North America CEO, GroupM Global
Kelly Clark is the Chief Executive Officer of GroupM, a role he assumed in September 2016. Kelly is a truly global executive with strong operational and client management experience across Europe, Asia Pacific and North America. He has worked closely with some of the world’s leading marketers including NBCUniversal, Target, Unilever, Nike, IBM, Nestle, Kellogg, GSK, Ford Motor Company and L'Oréal. He has held multiple leadership roles within GroupM and its agencies during his career. Most recently he was CEO of GroupM North America, responsible for all of GroupM’s business activities in the US and Canada, overseeing $30 billion in client billings and 5,500 employees. From 2008 – 2011, Kelly was the worldwide CEO of Maxus, one of five global media agency networks in GroupM. During his tenure, Maxus was the fastest growing global media agency for four consecutive years according to RECMA.Before leading Maxus, Kelly was CEO of GroupM’s operations in Europe, the Middle East and Africa (EMEA) , responsible for $26 billion in client billings and a team of 6,000. Earlier in his career, he was CEO of Mindshare UK and before that Mindshare Asia Pacific.Kelly has lived and worked in New York, London, Tokyo and Hong Kong during his time with GroupM. He is a graduate of the University of North Carolina at Chapel Hill. He lives in New York City with his wife and three children.
Global CEO, Mindshare
Global CEO, Mindshare
Nick co-founded Mindshare in 1997. He has been working in the global media arena for 25 years. Nick's history is as a planner, but he has worked across markets and in all aspects of the media business. Mindshare replaced playing in bands with strange names and has remained his obsession. Mindshare, marriage, two children and a dog is all he has time for.
Global CEO, Wavemaker
In his role as Chief Executive Officer, Tim leads one of the world's largest media agency networks, overseeing more than 8,500 people in 90 countries. With over 20 years of industry experience, Tim’s diverse management experience spans creative, media and integrated agencies.Prior to joining Wavemaker, Tim was Managing Director for Videology’s USA business where he developed the company’s strategy for providing cross-screen media technology solutions for advertisers, agencies and media companies. Previously, Tim was Chief Operating Officer for MediaVest US, running the business and leading major client accounts including American Honda Motor Company, Mondelēz, Coca-Cola, Microsoft and Sprint. He was also President, Global Managing Director for SMG, leading the global P&G business, spanning 160 assignments in 70 countries. Earlier in his career at SMG, Tim oversaw other clients such as Mars Wrigley, Wendy’s and Heineken. Tim began his career at Leo Burnett in Melbourne. He was the head of client management at BBH New York, before spending three years back in Australia as the CEO for Leo Burnett in Sydney, where under his leadership Leo Burnett was named Australia’s Agency of the Year.
Global CEO, MediaCom
Stephen Allan was appointed MediaCom's Worldwide Chairman and CEO in August 2008. Stephen's global objectives for MediaCom are clear – to become the world's largest media agency by 2012, and also the best agency to work for in every country. The first, he believes, will be achieved via the latter, and accordingly his first six months as global chairman and CEO saw the launch of numerous new unique global initiatives to support his plans and MediaCom's philosophy People First>>Better Results.Stephen re-joins MediaCom from the role of CEO for GroupM UK, which he moved to in 2005 following six successful years as CEO of MediaCom UK. During his five years of leadership, MediaCom quadrupled its billings, rising from a sixth placed ranking to become the UK's number one media agency, voted Media Agency of Year and one of the UK's Best 100 Companies To Work For.Other career achievements include being the youngest leader of a publicly listed company (the Media Business Group in 1995), and overseeing the undoubtedly most successful merger in the recent UK advertising history (TMBG and MediaCom in 1999).Stephen is married, with one son. He also founded and co-chairs a children's charity, Rays of Sunshine.
Global CEO, Essence
Christian Juhl is Global CEO at Essence, a digitally-born media agency that blends data science, objective media, and captivating experiences to build valuable connections between brands and consumers. Clients include Google, Hewlett-Packard, Viber, Intuit, method, Tesco Mobile, Visa, GrubHub, and the Financial Times. The agency is more than 600 people strong, has offices in London, New York, San Francisco, Seattle, Singapore, and Tokyo, manages over $800MM in media spend, and deploys campaigns in 71 markets.In his role as Global CEO, Christian is responsible for driving the agency's growth in creation, innovation, and digital transformation with Essence's clients and people. He originally joined the agency in October of 2013 to lead North American operations, and was made Global CEO in spring of 2014. Christian came to the agency from Razorfish, where he held a number of ascending titles, including SVP Managing Director, VP Client Director, and Director of Business Development, culminating in the position of President of Razorfish's West region, a role he held for over four years.
Global CEO, m/SIX
Jess has been Global Chief Executive of m/SIX since 2010 – heading up the agency’s media planning and buying operations across 30 offices spanning the UK, Europe, US, South America and Asia. In her time at m/SIX, she has helped establish the business as one of the UK’s fastest-growing media planning and buying agencies, with deep expert knowledge in digital planning, programmatic and data analytics – using data-driven audience insights to inform campaign planning from creative through to media strategy. She has helped m/SIX become a leader in brand safety and transparency, delivering record viewability standards for clients internationally, including TalkTalk, JUST EAT, Virgin Money and Bank of New York Mellon. As a senior partner in WPP-backed agency group The&Partnership, Jess also heads up data and technology projects for all clients across The&Partnership globally, as well as holding the role of Chairman for the group’s content and digital engagement agency AllTogetherNow.Jess has specialist knowledge in retail, telecoms, FMCG, financial services and publishing, having begun her career with the Financial Times, Future Publishing, Gruner and Jahr and Natmags. At Natmags (now Hearst), Jess was responsible for delivering exceptional growth and savings, progressing swiftly to become Chief Operating Officer and then Group MD. As MD, she helped restructure the business, merging Hearst Digital with the core Natmags business and launching all the business’s magazine sites into one digital network.As well as her executive roles in media, Jess also sits on the boards of UK Mail Plc and Quarto Publishing, and is a Trustee for young people’s charity The Mix, which is part of The Royal Foundation’s Heads Together partnership. Jess studied English Literature and Theatre Arts at University, and trained as a ballet dancer – thinking she would pursue ballet professionally until the age of 19. She lives in London with her husband Mark, and is passionate about golf, literature and music as well as media.
Chief Transformation Officer, GroupM and WPP Global
In May 2017, Lindsay was appointed GroupM’s first-ever global Chief Transformation Officer, and a few months later to the same role for WPP (November 2017). At GroupM, Lindsay is leading change programs to support group and agency structures, talent and leadership development, and culture and diversity. At WPP, Lindsay oversees 50 global client teams and helps the company deliver on its core strategic priority of horizontality. Previously, Lindsay was Maxus’ Global CEO since October 2014 with responsibility for 3,000 colleagues across 55 markets and client media investment worth more than £11.2bn. In another stint in dual roles, she previously served as Global Chief Strategy Officer and U.K. CEO for Maxus during a period of sevenfold growth. Her experience also includes roles at Young and Rubicam and PHD Media, as well as a senior client-side role with Sony Ericsson.Lindsay is a passionate advocate for business leaders taking meaningful action to improve gender equality. In 2016, she launched ‘Walk the Talk,’ an initiative to help senior Maxus women overcome the practical, cultural and psychological barriers to achieving their potential. GroupM and WPP have adopted this program globally. Lindsay serves as a non-executive director on the board of Chime Communications Ltd, representing WPP, and has joined the Confederation of British Industry’s (CBI’s) Taskforce on the Value of Business as the communication specialist. Lindsay was named one of Cranfield’s FTSE Board Report’s 100 Women to Watch in 2015 and 2016; in 2017, she was listed for the third time in Britain’s top 500 Most Influential People by Debrett’s; and Ad Age recognized her as one of their 2015 Women to Watch. Lindsay is an ex-President of Women in Advertising & Communications London (WACL) and served two terms on the WEF Global Agenda Council on the Future of Media. Lindsay blogs for Fortune’s MPW (Most Powerful Women) network, Huffington Post and the World Economic Forum.She is currently, and very slowly, learning to play the piano and is a keen, formerly competitive swimmer once participating in Olympics trials.
Chief Operating Officer, GroupM Global
In August 2014, Colin Barlow was promoted to the role of Global Chief Operating Officer for GroupM. In this new role he leads financial oversight, acquisitions, corporate partnerships, operational efficiencies of tools, systems and processes and also contributes the oversight of the trading operations.Prior to assuming his current position, Colin served as GroupM’s Chief Financial Officer beginning in 2007, overseeing all financial and information technology management activities for GroupM Global operating agencies which extend across more than 25,000 employees and operations in 70 countries.Colin previously served as CFO of GroupM EMEA. Before moving to GroupM, he worked for Razorfish, Ogilvy, Arthur Andersen, following graduating in Electronic Engineering in the UK.
Chief Financial Officer, GroupM Global
Stuart Diamond is GroupM’s Global Chief Financial Officer. In this role he is responsible for all financial management activities for GroupM worldwide and its operating companies; which include Maxus, MEC, MediaCom, Mindshare, Xaxis and Essence.Stuart Diamond served as the CFO for GroupM North America from 2008 until 2014. Stuart was responsible for establishing financial strategies for the region as well as overseeing all corporate accounting and financial activities for GroupM and its agencies. In his position he handled budgets, forecasts and takes an active leadership role in GroupM acquisitions.Before joining GroupM, Stuart was CFO for NMHC for two years (2006-2008), a comprehensive pharmacy benefit management company that serves approximately five million members, he oversaw systems and controls of internal accounting to ensure the quality and reliability of NMHC’s financial systems and reporting.Prior to NMHC he was a member of the WPP family as the CFO for Healthworld Corporation taking them (now called Ogilvy Healthworld) public and negotiating their sale to Cordiant Communications in 2000. During his tenure at Healthworld, he completed IPO and the acquisitions of companies in the United States, United Kingdom, France, Italy, Canada, Finland and Spain.Stuart has a BS in Accounting from State University of New York at Buffalo, MBA in Finance from Fordham University and a Masters of Science in Taxation from Pace University, and is also a Certified Public Accountant.
Chief Growth Officer, GroupM Global
Elizabeth is the Chief Growth Officer at GroupM. In this role, she oversees major business development and revenue growth across GroupM. She is also responsible for global oversight of all items related to the GroupM brand, as an entity and the sum of its operating companies. Elizabeth has worked across many global brands in both strategy and client leadership positions, including Toyota, Exxon Mobil and GE. More recently her leadership was instrumental in some of the largest new business wins, including NBC Universal, Nestle and IKEA and in the global repositioning of the GroupM brand.Prior to working for GroupM, Elizabeth held senior-level positions at Omnicom Media Group and Ogilvy. Elizabeth holds an MBA from the University of Georgia’s Terry School of Business and a bachelor's degree from The College of Charleston. And, she is a member of the New York Junior League, spending time with grammar school children weekly through the League’s Cultural Enrichment of the Youth program.
CEO, GroupM APAC & Chairman, GroupM China
Mark Patterson is the CEO, GroupM APAC and Chairman, GroupM China. A graduate in commerce from Birmingham University, Mark began his media career in London as a marketing and then sales executive with a leading billboard contractor (now Clear Channel).In late 1988 he joined Ogilvy & Mather London as a media planner and progressed over the next several years to the position of Media Group Director.In October 2000 Mark moved to Tokyo to take on the role of CEO of Mindshare Japan and worked with the team there in establishing Mindshare as the first major media agency in Japan focusing on media planningIn 2002 Mark's role extended to CEO North Asia and in mid 2003 he relocated to Hong Kong managing China, Taiwan, Hong Kong, Japan and Korea.In October 2005 Mark was appointed as CEO GroupM North Asia with responsibility for all WPP's media assets in the sub-region including Maxus, MEC, MediaCom, Mindshare and Kinetic with combined billings of US$3bn (RECMA).In May 2007, Mark was appointed as COO, GroupM Asia Pacific and in June 2008, Mark was appointed as CEO, GroupM Asia Pacific.
CEO, GroupM EMEA
Dominic started his career at Price Waterhouse in 1987 where he advised a number of FTSE 100 companies and multinationals specializing in mergers and acquisitions across Europe. His advertising-related clients included CIA Group (later Tempus Group PLC) as it started to expand by acquisition across Europe from 1993 onwards.His media career started in 1997 when he joined CIA as Chief Financial Officer of CIA Europe and was heavily involved in building and then consolidating the European network. Dominic became Chief Operating Officer when the CIA regions were aligned to create CIA Worldwide in 2001.In late 2001, Tempus was acquired by WPP. Following the merger of CIA with The Media Edge in 2002.Dominic was appointed Chief Executive Officer of MEC Europe, Middle East and Africa. In the following three years Mediaedge:cia EMEA saw significant growth and developed its offer into one of the region's leading communications planning and implementation agencies with 120 offices in 46 countries.Dominic became Managing Director of GroupM Europe, Middle East and Africa in January 2006 and was promoted to Chief Executive Officer in October 2008.
José María Sanabria
CEO, GroupM LATAM
José María Sanabria is CEO for GroupM Latin America, a role he was appointed to in 2015. For five years prior, he was CEO of GroupM Spain where he led the development of the business to new heights of success. Previously, José María worked in Havas Media for more than ten years where he held various increasingly responsible positions: first as Director of Information Technology, then as General Manager at Media Planning Madrid and later as General Manager of MPG Iberia. Before entering the advertising business, José María developed a career in information technology, a discipline that is now an essential core-competency for modern media investment management. José María worked both in a hardware manufacturer (NCR) and later in software house, developing business applications for the Public Administration in Spain. José María’s experience includes several management, strategic marketing and executive development programs including programs at The Wharton School of the University of Pennsylvania, Stanford University, and Insead. He has served on the Board of “Autocontrol de la Publicidad” (Advertising Self-Regulation Association in Spain), the Executive Committees of the Media Agencies’ Association in Spain, the Control Board of Kantar Media (TV audiometry), and also as a member of the Spanish Juries Club of the Effectiveness Awards. José María is an Aeronautical Engineer.
Chief Investment Officer, GroupM Global
Chief Investment Officer, GroupM Global
Nick is Chief Investment Officer, GroupM Global, responsible for world’s largest media investment group with more than $108bn billings (RECMA). He oversees all aspects of GroupM’s media investments, commercial partnerships and trading activities to ensure the benefits of GroupM’s scale are fully realized by advertising clients. Nick is at the forefront in the transformation of investment practices as media becomes more digital and trading becomes more automated and driven by data insights on consumer audiences. He is widely regarded as one of the most successful and skilled media investment leaders in the world.Prior, Nick was GroupM UK’s CEO for ten years, a period of remarkable growth where GroupM UK nearly quadrupled in size, taking incremental share each year and held its position as the number one agency group, double the size of its nearest competitor. Nick maximized the group’s performance by leading collaboration with GroupM agencies and specialist companies around data, technology, trading, content, sports, finance and more.Nick started in the advertising industry in 1982 as a sales executive for HTV. After one year, he joined BMP DDB Needham as a TV buyer and left 10 years later, holding the position of board director. After six years at MediaVest as head of TV buying and deputy MD, Nick then joined Mindshare as head of investment in 2002. In 2004, he became managing director of GroupM Trading which joined together Mindshare and MEC’s media expenditure. In 2006, after WPP bought Grey and housed its media arm, MediaCom, under the GroupM umbrella, Nick’s remit doubled in size. Nick was promoted to COO, and in 2008 became CEO of GroupM UK.Nick is married and has three teenage daughters. He is a keen follower of sport including Chelsea FC, cricket and rugby. He likes to keep fit mainly through swimming and cycling and enjoys the occasional game of golf. He sits on select charitable boards and is a big supporter of NABS.
Global CEO, Gain Theory
With over 20 years’ experience in the marketing effectiveness industry, Manjiry has been integral to Gain Theory’s success since its inception and is now Global CEO. In her global role she enshrines the consultancy’s vision and strategy alongside leading global client relationships. Throughout her career - client side (Penhaligons and Debenhams) and agency (Ohal and Gain Theory) - Manjiry’ s guiding principle has been to deliver actionable recommendations that maximize the benefit of marketing investment. To this effect, connecting data, insights and outcomes against KPIs via a high touch consultative approach is of paramount importance to her and has contributed to Gain Theory’s high client retention rate. Manjiry holds a bachelor’s degree from the London School of Economics and an MSc from the University of Warwick. As an accomplished author and speaker, Manjiry has been an advocate in the industry for the importance of balancing magic and logic as well as the challenge and opportunities resulting from the Internet of Things. Manjiry is a member of the Marketing Society and a juror on the Creative Data panel at Cannes Lions, 2016.
Global CEO, [m]PLATFORM
Brian Gleason is Global Chief Executive Officer of GroupM’s [m]PLATFORM. [m]PLATFORM is GroupM’s audience intelligence and activation solution, building personalized consumer relationships at scale. Brian leads a multi-disciplinary team of nearly 5,000 analysts, data strategists, search and social specialists, and product and media experts focused on ensuring consistent delivery in all markets where GroupM clients do business. At the core of [m]PLATFORM is [mp]ID, a uniquely powerful consumer identifier that unifies data to provide the most comprehensive and detailed picture of an individual consumer.
Prior to this role, Brian was the global CEO of Xaxis the world’s largest programmatic audience company. In this role, he guided overall company strategy, client development and business growth including leading the company’s blockbuster acquisition of Triad Retail Media, the global leader in digital retail media advertising.
Earlier, Brian served as CEO, Americas for Xaxis where he tripled revenue in Xaxis’ largest market, while implementing several ad industry firsts. Included in his accomplishments are the launch of Xaxis Prime, the first fully programmatic product to guarantee human viewership, and the debut of Xaxis Politics, the first ever solution to use offline voter data for online advertising. Brian also oversaw the rollout of the company’s direct business in Canada and Mexico as well as the integration of the Xaxis and 24/7 North America operations following the companies’ merger
Brian joined Xaxis from the digital publishing industry, where he was the Group Chief Revenue Officer for IDG TechNetwork and IDG Consumer & SMB. In that role he led sales, marketing, publisher development and programmatic efforts across the more than 550 sites encompassed within the two networks. He was also instrumental in launching IDG’s Tech Media Exchange, the first private advertising exchange in the technology market, with additional responsibility for overseeing ad product development efforts across display, video and mobile advertising channels. Brian spent the past three years as chairman of the 4A’s data media management task force creating industry standards across addressable media.
Named one of Folio Magazine’s 30 under 30 emerging leaders in the publishing industry, Brian’s experience spans advertising, digital media, publishing, finance and technology. He lives in Connecticut with his wife and two children along with his two dogs.
CEO Trading, GroupM Global
Johan Boserup is the Global CEO for GroupM Trading. In this role, Johan oversees the media buying operation across WPP’s media agencies. Johan sits on the Global Executive Committee of GroupM.Johan is responsible for leveraging GroupM's market leading scale to enable the four agencies within the group to deliver incremental value to their clients. Johan is also tasked with driving new media trading models, challenging and moving the marketplace, to generate value for our clients.Prior to joining GroupM in June 2013 Johan was Chief Trading & Accountability Officer Worldwide at Omnicom Media Group, responsible for media buying and delivery for OMD and PHD's clients across the globe.Johan was with Omnicom for 17 years – a career that started in Denmark, but quickly expanded to the Nordic region with responsibility for both Trading and Digital Media.In 2005 Johan was appointed European Director of Trading and Accountability at OMG, and in early 2008 the role was expanded to Global.Johan is Danish but has lived in London for many years, with his wife and two boys.
Chief Data Officer & CEO, GroupM Analytics
In August 2014, Harvey Goldhersz was appointed GroupM Chief Data Officer and CEO of Analytics. In this role he is responsible for ensuring GroupM agencies and their clients have superior access to the data-led insights that can truly transform their media initiatives and performance.Goldhersz joins GroupM from MediaCom, where he has served as Vice Chairman and Worldwide COO for a decade. Prior to 2004, Goldhersz was founder and CEO of MediaCom Digital and CEO of Beyond Interactive, ultimately merging four separate entities – Beyond Interactive, MediaCom Digital, media.com, and Grey E-Media. Under his leadership, MediaCom became the largest integrated interactive media agency network in the industry as ranked independently by RECMA.Prior to his current position, Goldhersz had been CEO of MediaCom North America since 2011.He is based at GroupM’s Headquarters in New York City.
Chief Talent Officer, GroupM Global
Tim is responsible for GroupM’s human resources strategies, practices, and policies for its over 27,500 employees globally. Tim focuses his attention on the continued enhancement of GroupM’s unrivaled talent community, engaging with the best minds in trading, analytics, data and technology around the world. Tim began his career with the New York Times in 1984 and then moved to Newsweek Magazine in 1987. In 1989, Tim joined Ogilvy & Mather Advertising, part of the WPP family. In 2000, Tim was part of the founding team that formed GroupM Worldwide, and his views have been published by media outlets including the Wall Street Journal, Advertising Age and many more. He has received numerous awards for his professional and charitable work and has been a guest speaker at the AAF Conference, the NYC Center for Communication and multiple colleges and universities. He is also a musician and a competitive USTA tennis player. Tim has an undergraduate degree from St. John’s University and a Master’s degree Columbia University.