Credentials

Diederik De Vilder is the founder and Managing Director of Ethesium. Diederik has more than 25 years of research and analysis experience, acting as a trusted analyst to CEOs, partners and senior staff, delivering bespoke analysis and insight that contribute to revenue-building, relationship-strengthening and reputation-enhancing activities.
Before founding Ethesium, Diederik worked for 9 years as the Director of Research and Analysis at Brunswick, the communications and critical issues advisory firm. Prior to Brunswick, Diederik was an analyst at Barclays Corporate and Investment Banking for 9 years where he supported three Managing Directors and their front office sales teams with research, analysis and intelligence. Earlier in his career, Diederik worked at market analysis firm Datamonitor in its Consultancy division in London, and before that, he worked for market analysis company Euromonitor.
Diederik holds an MBA from Westminster Business School and speaks mother-tongue standard English and Dutch. He is also proficient in French and has a strong working knowledge of German.
Testimonials
"Diederik is one of the most talented, experienced, versatile and innovative analysts I have worked with. He is proactive, thinks ahead and has real commercial nous.” Simon Sporborg, Senior Partner, Brunswick
"Diederik is a very experienced, knowledgeable and capable research analyst. I regard Diederik very highly and would recommend him without hesitation.” Anuj Jolly, Managing Director - Head of Corporate & Investment Banking Operations, Barclays
"Diederik carried out analysis as part of my new business strategy for UK's manufacturing industry. Diederik's work was absolutely excellent. It supported my proposition to clients and new business opportunities.“ Greg Gilbert, Head of Strategy & Execution, Innovation Banking, Barclays




