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Teaching Experience



Professional Experience



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Donald Callahan

Current Employer: Duquesne Group (associé) | City: Paris

Province / State / Region: N/A | Country: France

Profile Summary

Trainer specialities and experience

Here is a detailed description of the courses that the trainer is specialized in and their related experience.

ISO 22301

Lead Implementer

Training Experience (Hours):700

Professional Experience (Years): 30

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