Run by practitioners.
Built for the real world.
Marketing has reached a breaking point. The volume of channels, data and decisions has grown beyond what any team can manage. The result is teams spending more time figuring out what’s happening than doing something about it — all while being asked to do more with less.
AI changes what’s possible, but only when it’s built around how marketing actually works, not how a vendor thinks it should. That’s why TAU exists.
TAU was founded by people who’ve built adservers and DSPs and run media operations for some of the world’s biggest brands. We know the complexity of modern marketing ecosystems from the inside.
That’s why we build differently. Rather than asking you to adapt to our platform, we engineer our systems to fit your ecosystem. That means we can put control back into the hands of the people accountable for the outcomes.
The people behind TAU
Every member of TAU’s leadership team is actively involved as a consultant on client projects.
CEO
James Briscoe
James has more than 25 years' experience across media, digital and marketing. After beginning his career at a leading direct marketing agency, he co-founded the independent digital agency Unique, securing blue-chip clients including Sky, Very, Barclays, Ladbrokes and Avis. Unique was acquired by Syzygy and WPP in 2010. James remained with the group for several years, building its media and digital offering while helping to expand its presence across New York and Europe. Since 2018, he has served as a non-executive director and adviser to several technology start-ups, supporting multiple fundraising rounds and two successful exits. He now devotes his full attention to TAU.
Founder and Chief Innovation Officer
Robert Webster
Marketing technologist with over 20 years' experience working across search, programmatic, identity, data platforms, and emerging marketing technology. Robert is widely recognised for his work on marketing effectiveness, governance, and helping organisations adopt new technology in ways that genuinely improve outcomes rather than add complexity.
Chief Operating Officer
Paul Cooper
28 years in the industry, from writing his 1998 dissertation on internet marketing to building one of the UK's largest digital agencies soon after. He then launched commercial interactive TV at ITV, before growing Brilliant Media's interactive arm through to its sale to WPP. Paul went on to build MediaCom North into one of WPP's largest European operations and its centre of excellence for data, digital and AI — home to the UK's largest Google Practice — and sat on the Executive Committee of EssenceMediacom, the UK's biggest agency.
Co-Founder and Growth leader
Andy Stevens
Senior marketing and growth leader with deep experience across strategy and transformation with a strong track record in accelerating revenue and EBIT for Media, Marketing, Data, and Tech agencies. Successfully founded and merged agencies, including Unique Digital and SYZYGY to create a leading agency serving over 100 global companies.
MD TAU London
Jayesh Rajdev
One of the UK's most experienced senior leaders at the intersection of media, ad tech, and advanced advertising. Jay spent 18 years at MediaCom across UK and global client leadership before moving into ad tech at Videology and then ITV, where he launched ITV AdLabs and defined the broadcaster's addressable advertising strategy, including Planet V and the UK's first addressable TV commerce media solutions.
Chief Commercial Officer
David Wiltshire
A pioneer in marketing and technology with over two decades of experience driving digital transformation and optimising data processes to deliver growth. David has led the development of several market-leading enterprise solutions across AdTech, MarTech and data platforms.
Brand and Market Strategy
Jill Lloyd
Senior brand marketing and communications leader with extensive in-house experience in data-driven organisations. Her work spans stakeholder engagement, introducing AI and advanced technology into organisations such as the RAF and NHS, through to bringing complex technology to life for consumers.
Head of Product and Consultancy
Ross Herron
Engineering and consulting leader who has taken products from architecture to acquisition. Ross started at PwC as a technology consultant before moving into engineering leadership at Canton Marketing Solutions, seeing the business through its acquisition by Goodway Group. He then served as COO of an AI consultancy working with the European Commission, and founded Crisp Data, bringing structured consulting rigour and deep product architecture to every TAU engagement.
Senior Engineer
Jack Bicknell
Engineering leader with a management consulting pedigree, who has taken code from classroom to production. Jack started at PwC as a management consultant before moving into software engineering at Strategy&. He has worked as a senior engineer in organisations, such as: British Council, NHS, Spotify, led training courses for WPP, Roland Berger, Lloyds and ran his own technology consulting firm. Alongside his engineering precision, Jack brings the clarity of an educator helping support adoption and transparency.
Alongside our core team, TAU works with a small network of highly regarded specialist partners. They bring deep expertise in areas such as behavioural science, retail media, advanced marketing strategy and transformation, and are engaged selectively where their insight adds the greatest value.
Behavioural Science & Consumer Psychology
Dr. Paul Marsden
Chartered psychologist and lecturer at University of the Arts London specialising in the psychology of technology and consumer behaviour. Paul has advised global brands including Google, LVMH, Porsche, and Fitbit, and is a recognised pioneer in AI, behavioural insight, and digital wellbeing.
Organisational Transformation
Kirsti Wenn
Transition coach and former senior leader with extensive experience driving digital and organisational change across marketing and media organisations. Kirsti focuses on helping leaders and teams build the mindset and skills needed to thrive through uncertainty and large-scale transformation.
Performance Marketing & AI Strategy
Stefan Bardega
Global Head of Performance Marketing at IDX, leading growth strategy across search, media and AI-driven marketing platforms. Former UK & EMEA CEO of iProspect, the world’s leading performance marketing agency.
Engineering Leadership & Data Privacy
Riki Dolby
Veteran CTO and product leader with 30 years building and scaling engineering teams, from startups through to mature, global organisations. Deep expertise in security, data privacy and compliance.
Ready to talk?
Every engagement starts with understanding before building. Tell us where the pain is.