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Why choose us ?

We employ cutting-edge technologies and innovative methods to solve the most complex geoscience challenges.

We utilize advanced laboratories to deliver precise and reliable geoscience analytical services, ensuring the highest quality results.

We are committed to staying at the forefront of scientific advancements and integrating the latest technologies into our services.

The Geoscience experts

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Vanessa Dyja-Person

Vanessa Dyja-Person (PhD)

Geologist – Fluid inclusion expert

Vanessa, who holds a PhD in geology from the University of Lorraine, is an experienced geologist with 14 years’ experience in fluid inclusion analysis. She worked in the mining industry for 4 years and in the oil and gas sector for 10 years. Passionate about geology, Vanessa set up H-Expertise Service in 2017. With her combination of academic knowledge, industrial experience and passion for earth sciences, Vanessa is a valuable resource in the field of fluid inclusion analysis and geochemistry.

In her spare time, Vanessa balances her passions for science and relaxation. She loves reading, ranging from classic literature to the latest best-selling contemporary novels.

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PhD Xavier Mangenot

Xavier Mangenot (PhD)

Geologist – Geochemistry expert

Xavier, who holds a doctorate in in Geochemistry from IFPEN (Institut Français du Pétrole), is a geochemist with research and development experience in the field of isotope geochemistry, particularly in the analysis of carbonates, methane and hydrogen.

He also has experience in radiogenic mineral dating.

In 2022, Xavier joined H-Expertise Service, bringing his specific knowledge and further strengthening the analytical capacity in the field of isotope geochemistry and its applications.

Outside of his professional activities, Xavier Mangenot balances his passions for archaeology and the renovation of historic buildings.

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