Sebastian S.

Head of International Growth | GTM | Cloud x Media x AI | Corporate Innovation Accelerator | I help businesses capture ~$2b revenue through experiences, 0p data activation & AI+human synergies

Chesamel Groupex-Creative Dock Groupex-Accenture Strategy & Consulting

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Every industry is being reshaped by the intersection of media, cloud, & That's where I focus my

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I started by helping global advertisers measure what matters, building marketing mix models that turned data into action. From there, I moved into insight, growth, and now, reimagining commercial architecture for international expansion. My strength is bridging the worlds of marketing and technology. I translate between teams and unlock progress where others see Today, I help lead international growth at Chesamel, a London-based business transformation consultancy. Together with the Advertising Big 6 and major consulting firms, we pioneer new approaches across the US, GCC, Southeast Asia, and Japan. I also take on select mandates through Shimomichi Strategic Advisors, always with the same commitment to confidentiality and partnership I bring to every I collaborate with C-suite and VP leaders across AI, cloud, B2B software, retail, luxury, and the public sector. I always focus on what matters most to them. My approach is hands-on and partnership-driven: together, we align on priorities, communicate clearly, and move quickly to meet evolving business needs. In Japan, I work directly in If you are interested in working together, the first step is a brief conversation to discuss your goals and challenges. From there, I outline a tailored approach and actionable next This is just the beginning of how we can reinvent what growth looks like, together.