Partner
Guillaume Garreau
COO, Hammer Team
- Firm
- Hammer Team
- Title
- COO
- Role
- Executive
Record updated 22 September 2026
About
Guillaume is most endorsed for his Sales Operations expertise, GTM-knowledge, and Leadership. Prior to joining Hammer team, he was in charge of Operations at Hybris. Guillaume has worked previously for HP doing a variety of roles (including “Siebel” or “Salesforce.com” implementations, Channel Compensation, Marketing Funds, Sales process, or Business Analytics). Guillaume holds a Master degree in Economics from Universite de Rennes, and Master in International Management from Kalmar University.
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