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About

I've always been captivated by the intersection of psychology, technology, and marketing.
#1Expert

Named "Best Digital Expert To Hire in 2025" by Contra.

16 YrsExperience

Leading expert in marketing and tech for over a decade.

220+Brands

Trusted by over 220 brands globally.

David Nagtzaam

David Nagtzaam is a technology and marketing expert focused on AI and digital transformation, with over a decade of experience helping brands and business leaders, turn innovation into impact. His career spans high-growth startups to Fortune 500 enterprises, coaching extraordinary leaders and driving pivotal transformations across complex and diverse sectors.

David began his career at Google and has since worked with some of the world’s most influential brands. His expertise has been sought by over 220 businesses worldwide, leveraging his deep understanding of technology, business strategy, and his transformative approach to stay ahead in the digital age.

David continues to support visionary brands and leaders as a consultant and executive coach.

David has one of the most broad-based minds I have ever seen. He is able to switch between the geek world and the high-level strategic world without missing a beat. — M. Smolens, Chairman Dotsub

Beyond his advisory work, he writes and speaks on technology, business, and innovation, while advocating for businesses to do more on privacy, security, and decentralized solutions. His insights on these topics shape industry conversations through his keynotes, articles, and premium content services like The Vanguard.

  • Dremel
  • KFC
  • Scotch & Soda
  • Google
  • IQOS
  • T-Mobile
  • Albert Heijn
  • Cosmos Network
  • L'Orreal
  • ING
  • Samsung
  • Eneco
  • McCann
  • Phillip Morris International
  • Saga
  • Vodafone
  • AI Business School
  • Evoke Staffing
  • Budgetplan
  • Quby
  • Simcenter
  • Polson
  • ESH Media
  • ABF
  • Diabetesvereneging Nederland
  • Koninklijke Visio
  • Matter (formaly MPG.Today
  • 54events
  • Marviq
  • Typetone AI
  • Stripe
  • Revpanda
  • Gartner
  • Dremel
  • KFC
  • Scotch & Soda
  • Google
  • IQOS
  • T-Mobile
  • Albert Heijn
  • Cosmos Network
  • L'Orreal
  • ING
  • Samsung
  • Eneco
  • McCann
  • Phillip Morris International
  • Saga
  • Vodafone
  • AI Business School
  • Evoke Staffing
  • Budgetplan
  • Quby
  • Simcenter
  • Polson
  • ESH Media
  • ABF
  • Diabetesvereneging Nederland
  • Koninklijke Visio
  • Matter (formaly MPG.Today
  • 54events
  • Marviq
  • Typetone AI
  • Stripe
  • Revpanda
  • Gartner

DEC0DE

Growth Partners

DEC0DE elevates brands globally by crafting forward-looking strategies and laying the foundations to reach ambitious goals. We ensure that organizations are positioned to use disruptive technologies to their advantage, supporting growth and gaining a competitive advantage.

Technology changes fast. People don’t. I’m fascinated by what it takes to bridge that gap - especially for leaders expected to drive transformation before the rules are even written. — David Nagtzaam

As the digitalization of our lives continues, the success of businesses is in no small way going to depend on their ability to respond and adapt to change with well-grounded forward-looking digital strategies and capabilities.

With innovations like AI and DLT, quantum computing, and advanced pharmaceutics entering the spotlight, companies will need to proactively adjust in order to stay relevant. DECODE helps brands strengthen their prospects for this next digital (r)evolution — a future that will undoubtedly include rigorous changes, innovation, and opportunities.

David at work
The information on this website is intended to give you a general understanding of what I do, but every business, individual, and market is unique. For the best results, I believe in taking a personalized approach — what works for one may not work for another. Our world is always evolving, so the content you see here might not always reflect the latest developments. While I do my best to keep everything accurate and up-to-date, things can change. For the most up-to-date and tailored advice, I encourage you to reach out for a personalized consultation.