Julien Callonnec
Head of Client Management Retail - Merchant Services @American Express
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WORK HISTORY
Head of Client Management Retail - Merchant Services @American Express
Rueil-Malmaison, FR
Develop long-term partnerships to grow Amex acceptance network with +100 top French leading companies from retail, luxury, supermarket, telco and petrol industries- Deliver premium value to merchants and help them drive revenue and build their business by providing tailored and multi-channel marketing solutions, technical capabilities, services and data- Lead negotiations and own decision-maker relationships at key levels of client organizations (CEO, CFO, CMO.)- Foster a collaborative and motivated team environment (4 Client Managers and 1 Analyst)
EDUCATION
Harvard Business School
American Express & Harvard New People Leader Program, Leadership Program
Technological University Dublin
Marketing, Finance, Strategy
Harvard Business School
American Express & Harvard Certificate in Leadership Excellence, Strategy & Leadership
Pontificia Universidad Católica Argentina 'Santa María de los Buenos Aires'
Master/Posgrado, Marketing
ESC Amiens
Master, Marketing
Université de Picardie Jules Verne (Amiens)
DUT TC, Sales, Marketing
SKILLS
ABOUT JULIEN CALLONNEC
Directeur Grands Comptes | American Express
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