Who is Brian Hall?
Brian Hall is the CMO of Mistral AI. He joined in June 2026. Mistral AI is a Paris-based AI lab that builds open-weight and enterprise language models and sells sovereign AI deployments.
About Brian Hall
Before Mistral he was VP of Product and Industry Marketing at Google Cloud from 2020 to 2025. Before that he was VP of Product Marketing at AWS. He spent 22 years at Microsoft, where he ran the Surface business as corporate vice president of devices, then became CEO of Doppler Labs.
About Mistral AI
Mistral AI is a Paris-based AI lab that builds open-weight and enterprise language models and sells sovereign AI deployments. It raised a €3B Series D in September 2026 at more than €21B post-money, about $24.4B.
Why Brian is on the cover
Brian has marketed for Microsoft, AWS and Google Cloud. Now he works for the European lab that sells against all 3.
Questions about Brian and Mistral AI
- What does Brian Hall do at Mistral AI?
- Brian Hall is the CMO of Mistral AI. He joined in June 2026.
- What does Mistral AI do?
- Mistral AI is a Paris-based AI lab that builds open-weight and enterprise language models and sells sovereign AI deployments.
- How much has Mistral AI raised?
- Mistral AI raised a €3B Series D in September 2026, at more than €21B post-money (about $24.4B).

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