2025 Speakers

Jessica has spent 15 years in a range of commercial sales and marketing roles across magazines, consumer goods and retail. She started her career as an analyst at the Walt Disney Company before moving into consumer goods, setting up the shopper marketing function for Perrigo consumer healthcare, followed by 18 months as a national account manager. After her time with Perrigo, Jess moved to Tesco Media (dunnhumby), which enabled her to work across the wide spectrum of categories, including Fresh, Grocery, Nestle, and business development. She spent 7 great years building and innovating retail media solutions for her clients. This experience, and her MBA from UCL School of Management, enabled her to springboard into her new role as Director of Media & Loyalty at Stonegate Group (Slug & Lettuce, Be at One, Walkabout, and 4000 community pubs). Her responsibilities include building a retail-style media and loyalty network through the newly launched MiXR app and media platform. On top of the ‘day job’ in marketing strategy, Jess is passionate about advancing gender equality and DEI initiatives to ensure she creates a more inclusive culture anywhere she goes. 

Jay joined ITV 4 years ago to drive the rollout of Planet V, ITV’s own programmatic platform, and more recently, drive all aspects of digital revenue growth and NPD under AdLabs, ITV’s home of innovation. Notable recent innovations include Retail Match, ITV’s partnership with Tesco and Boots, alongside a host soon to be announced commerce innovations. Prior to ITV, Jay held numerous ad-tech roles, most notably at Videology, where he led Brand Solutions, after starting his career with an 18-year stint at MediaCom. Jay also sits on the leadership committee of Media For All. Now with more than 1000 members, MEFA was established to help recruit, retain, and develop Black, Asian, and ethnic minority talent in the UK media industry. 

After years leading EMEA expansion efforts for established and up-and-coming American digital companies spanning AdTech, MarTech, mobile apps and gaming, including Microsoft, Tapjoy or TUNE / Branch, Jean-Vincent joined mediarithmics in London in 2022 to lead international sales. With a focus on EMEA-based retailers / marketplaces as well as media / broadcasters like Adevinta, Channel 4, or Decathlon adapt to the ever-changing privacy and technology landscape, whilst future-proofing their business with data (first party and more)

A dynamic marketing leader with over 15 years of experience spanning B2B and B2C markets, Dean has previously held roles in advertising, loyalty, CRM, trade planning, media planning and customer strategy.

Dean’s career started in advertising, working at McCann Erickson across their global B2B client portfolio. Now at Co-op, Dean has spent more than a decade driving the performance of Co-op’s grocery and life services businesses in a variety of customer & commercial functions.

As Head of Co-op Media Network, Dean is responsible for growing Co-op’s convenience-focused media business.

(7) Dean Harris | LinkedIn

Marie-Clare is the Industry Development & Insights Director for IAB Europe. Marie-Clare has spent 10+ years in the digital advertising and marketing industry leading collaborative projects, research and events. She is tasked with driving IAB Europe’s industry initiatives including standardisation in Retail Media as well as owning the association’s industry research and insights outputs and roadmap.

Greg Deacon is the Vice President of Media at Snappy Shopper, a platform redefining retail convenience. He leads Snappy Ads and third-party logistics collaborations, driving growth through strategic audience partnerships and innovative solutions.

Greg specialises in leveraging data-driven insights to create impactful campaigns for brands and retailers, cementing Snappy Shopper’s position as a leader in the convenience and hospitality sectors. With a passion for innovation and collaboration, Greg is committed to empowering businesses to connect with their audiences effectively, ensuring they thrive in an ever-changing marketplace.