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Marc van Eck

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KLM — Branded Paid Search Impact Validation

2024PythonRSQL

Led a geo-experiment for KLM, funded by Google’s Digital Accelerator Program, testing the impact of branded paid search.

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HEMA — SEO Assistant with Generative AI

2024PythonOpenAI APIAnthropic Claude

Built an LLM-powered SEO content tool in Streamlit hosted on Google Cloud Run.

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Leen Bakker — “Leen’s Brain” & Taste-Driven Marketing

2020–2024SQLPythonData consultancy

Created a central GCP-based customer data hub for predictive marketing.

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Carglass — YouTube Incrementality Test

2023–2024SQLPythonR

Executed geo-experiment measuring YouTube ads’ incremental value.

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Merkle GenAI — Contextual Enterprise LLM

2023PythonOpenAI APILLMs

Developed contextual “brain” for internal AI assistant, enabling context-aware responses.

© 2025 Marc van Eck