A group of fearless thinkers, based in East London.


Jeremy King

Founder & CEO

Runs the show, particularly helping customers, adding new ideas, growing the team, and redefining how this industry works. Previously at McKinsey, Harvard Business School and involved in a range of startups, Jeremy loves all sports, has a secret wildlife obsession, was originally a scientist, and is also a NED at REAch2 (one of the UK’s largest Education Trusts).


Tony Hunter


Loves working with our customers and technical team to deliver Attest. Tony has previously run a startup selling location-based products for high street retail, media and FMCG brands and prior to that worked for Morgan Stanley building risk systems for equity traders.


Joseph Lenton

Lead Developer

Full stack web developer with a love for modern technologies, and fluid user interfaces. Joe works on everything from optimising database queries, building concurrent servers, to implementing HTML5/CSS frontends.


Joshua Gimenez

Product Design Lead

Multidisciplinary designer and problem solver from London. Joshua aims to close the chasm between top-level design thinking and the placement of the last pixel.


Alex Rees

Head of Digital

Growth nut and habitual tester. Few things get Alex more excited than spreading the word on Attest. Previously at Ocado, recently presiding over a year of record breaking growth in customer acquisition. Alex is a passionate if not particularly gifted guitarist and recently became a dad for the first time.


Dario Simonetti

Head of Core Engineering

Software engineer with a mild obsession for code and product quality. Previously at OVO Energy where he led the development of the first product in the UK enabling pre-pay energy customers to top up online.


Zak Knill


Inquisitive engineer intent on solving problems in the best possible way. Zak is a keen marathon runner and often gets 'eureka moments' while out on long training runs. Previously worked on complex cloud scaling problems.


Sarah Leviseur


A tech novice, hoping to catch up quickly & bring a fresh perspective to the team. Recently graduated, Sarah wants to squash the industry belief that millennials are unpredictable: businesses have just been looking for answers in the wrong way.


Noel Varanda

Full Stack Engineer

A full stack engineer that enjoys a global overview of the system. Noel works on areas ranging from the database to the user interface. An avid football fan he previously worked at a fintech company building software as a service.


Chrissy Totty

Insight Champion

As Insight Champion Chrissy's role is to unlock understanding of consumer motivations and behaviour for our customers. Chrissy has always been passionate about getting to the 'why' behind the data, having previously spent 12 years working in strategy and innovation roles in media and advertising.


Renata Kashiwaya Pinheiro

Insight Champion

Renata is an inquisitive and passionate problem solver, who has dedicated her whole career to ensuring great projects and results are delivered through insight and analysis. As an academically trained scientist who has worked in business, finding that perfect piece of information that transforms a viewpoint and clarifies the way forward is what drives her.

Coming Soon

We're hiring

We're always on the lookout for talented, passionate people. Have a look and see if you think you've got what it takes to join our awesome team...

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Attest is backed by Episode 1 Ventures: The investors who backed Lovefilm, Zoopla, Betfair, Shazam and many other successful startups.


Our mentors and advisors are some of the best in the game.

Patrick Barwise

Patrick Barwise is Emeritus Professor of Management and Marketing at London Business School. Professor Barwise is an expert on marketing and media – specialising in brands, advertising, customer focus, media trends, and broadcasting policy. His research interests include customer-focused strategy and execution; using customer insights to improve business performance; and marketing leadership. He has published widely on management, marketing and media.

Outside of London Business School, Patrick is a former Chairman of Which? (the UK’s leading consumer organisation), is a Visiting Senior Fellow at the London School of Economics; an honorary fellow of The Marketing Society; a Patron of the Market Research Society; an experienced conference speaker, and is an experienced expert witness in international commercial, tax and competition cases.

He has been an advisory board member of two successful start-ups: Research Now (online fieldwork) and Verve (online brand communities). Prior to London Business School, he was involved in sales and marketing with IBM, the Austin-Hall Group and Graphic Systems International. Among several celebrated books, Simply Better: Winning and Keeping Customers by Delivering What Matters Most, won the American Marketing Association’s 2005 Berry-AMA Book Prize.

Justin Cooke

Justin Cooke is a Venture Partner at VC investor Northzone, a digital advisor to HM Government and a member of the Digital Advisory Board at Number 10 Downing Street. He co-founded global digital agency Fortune Cookie (sold to WPP in 2012), was CEO & Founder of POSSIBLE UK (WPP Digital’s largest global agency), and was a Board Member of EPiServer (the world’s fastest growing content management and community platform until its sale to investment bank IK Partners in September 2012).

Justin is one of Britain’s most connected digital and tech advisers, influencers and investors. He studied Drama at the University of Manchester majoring in Quasi-Theatrical Leisure and Computers as Theatre. Justin's early career included creative roles with BBC Films, Universal Music and United News and Media. He is deeply passionate about harnessing digital’s power to change the world in pioneering, transformational and measurable ways.

He is also a NED at ActiveStandards the leading SaaS solution for Digital Quality Management (DQM), NED of FutureLearn one of the world's largest Massive Open Online Course (MOOC) Platforms, Chairman of Big Clever Learning, a member of The British Museum's Digital Advisory Board. He is former Chair and now Ambassador of the British Interactive Media Association (BIMA), the industry body for everyone working in digital Britain. Wired Magazine listed him in its Top 100 Britain's experienced digital power-brokers, and in 2013 he was inducted into the British Digital Hall of Fame.

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