Having joined as Chief Executive Officer in May 2017, Guillaume’s role is to help steer dunnhumby during its next phase of growth and global expansion. Before stepping into the CEO role, Guillaume was Vice President of Advertising Solutions at Google, leading product strategy, commercialisation and development for products such as Adwords, GDN, YouTube, and Google+ amongst others. Prior to joining Google in 2006, Guillaume worked at Orange Group and began his career as a Senior Project Manager with Booz Allen Hamilton. He brings significant international transformation experience and a deep understanding of data-led advertising solutions and of analytics and customer insights.
With nearly 20 years’ experience gained in technology solutions, consultancy, and sales & marketing, Guillaume’s successful career in various high-level management roles has shaped him as an integral entrepreneur and business leader, focused on innovation, strategy and large-scale transformations. Despite leading large teams and global initiatives, Guillaume’s passion for delighting customers has persisted; making him the true embodiment of dunnhumby’s values and commitment to our clients. Those around him admire his accessibility and hands-on approach, demonstrated through daily interactions with employees, partners and clients alike, in a continuous effort to support, inspire and guide upstream innovation and strategic thinking.
"Generally, I’m always interested in things that are in constant transformation, and Retail is one of the many industries that is very much affected by all the new developments around data. Working in an industry and an environment that is in constant change where there are a lot of problems to solve, is what really gets me excited."
MBA, General Management Education, INSEAD
As Chief Financial Officer, Joanne is responsible for dunnhumby’s global finance function across the group. Prior to joining dunnhumby in 2016, Joanne spent 10 years at Tesco PLC and 9 years at KMPG in various roles where she developed a wealth of financial and commercial expertise, in disciplines such as business development and change management focused on value delivery, through to corporate finance, mergers & acquisitions, and commercial leadership. One of Joanne’s key priorities is to drive an inclusive culture in dunnhumby, harnessing great talent across our global business and championing diversity.
With 20 years’ experience across both retail and consultancy arenas, Joanne’s financial leadership skills are firmly focused on driving and managing dunnhumby’s future growth. Known for being a strategic thinker and for her passion to deliver our customer promises, Joanne is deeply involved in driving a number of key company initiatives helping to ensure dunnhumby’s values transpire in every business decision made.
"It is fascinating to witness the evolution of big data and what businesses can potentially achieve with it. The game changing element? The technological developments to support it and make the most out of it. In retail, as in finance and almost any industry, data constitutes the real essence for future growth."
BA, Economics & Politics, Trinity College, Dublin
As Chief Operating Officer, Mark is responsible for leading dunnhumby’s global innovation, technology, data science, capability & consulting teams and is driven by his passion to deliver a world class experience for clients. Before taking on the COO role, he was Head of dunnhumby’s brand-focused Media function, including Sociomantic and BzzAgent. Mark joined dunnhumby in 1996 as a Senior Director of Analysis and has since worked across the business in both Commercial and Solutions roles, including 5 years in the US where he helped build dunnhumby’s relationship with new retail partners.
With over 20 years’ experience, Mark has always been a strong advocate of the customer and believes that understanding and meeting their needs is pivotal to the success of a retailer. He is passionate about utilising cloud computing, deep machine learning and artificial intelligence, and sophisticated data management, to help dunnhumby develop compelling products and world leading retail consulting expertise to help our clients win.
"With the continuing maturation of cloud computing and advancements in technology, deep machine learning and artificial intelligence really have the true potential for major disruption. The ability to moving beyond opinion and into the facts behind the drivers of sales performance make it a very exciting time to be in retail."
MSc, Operations Management, University of Nottingham
Marc is an expert in international business strategy who has dedicated his career to helping retailers and manufacturers drive sustainable growth through adopting and implementing customer-centric strategies. Since joining dunnhumby in 2007 to work in business development, he oversaw the creation of dunnhumby Canada, and then took on the role of General Manager for dunnhumby France. Currently Marc is responsible for dunnhumby’s retail consulting business across all regions, leading operations, business strategy and client engagements in Europe, EMEA, North America, Asia and Latin America.
With 20 years in the industry and a specialty in business development, Marc has led expansion projects in both emerging and mature markets across the globe, for some of the world’s most sophisticated and respected companies including Tesco, Shoprite, Metro, Casino and Diageo. He played an instrumental role in the expansion and launch of Tesco’s operating model in China, Japan, Turkey, and the US. He was General Manager for two of Diageo’s country business units (France and Poland), and has led strategy development and execution in Asia and Europe for the Diageo’s Global Strategy Team.
"Two key trends I see which will shape how retailers win or lose in the future, are firstly the move to real time analysis (having data available instantly, with immediate insights through machine learning) and secondly the move from descriptive to predictive and prescriptive insights, giving a view of the potential outcome of actions."
MBA, London Business School
As Chief People Officer, Phil is responsible for helping dunnhumby meet its objectives through our brilliant people across the globe. By developing and embedding strategies for inspiring and attracting the very best talent in the marketplace, his focus is ensuring that dunnhumby remains the great place to work it is today. After joining dunnhumby in 2003, Phil worked initially with retail clients at board level to help them create an enterprise-wide customer vision and transformation plan. Then as Operations and Strategic Planning Director he helped to architect the creation of our international Tesco business. Prior to this, Phil spent five years at KPMG Consulting in strategy and business transformation.
With over 25 years’ experience, Phil is an expert in helping companies achieve their goals whilst transitioning through periods of change or growth. He draws on a blend of experience from commercial, consulting and operational roles. At dunnhumby, Phil has worked consistently to develop a strong team culture for success, focusing on organisation design, leadership & talent, change management, corporate-function alignment with business goals and a high performance culture.
"Instil an ownership mentality in every colleague, be as loyal to them as you hope your customers will be to you, continually fine-tune the culture so it aligns with your strategy and goals."
BA (Hons) – Oxford University
MBA with Psychology - University of Bradford Business School