Sergio   Yonker

2022-06 - heute
Key Account Manager
Gebr. Schoemaker GmbH & Co. KG

2013-04 - 2022-05
Global Category Expert
METRO AG

2012-04 - 2012-12
Project Coordinator of White Label
Grupo de Tiendas Asociadas, Guatemala

2011-07 - 2012-01
Praktikant in Corporate Market Research Consumer Adhesives
Henkel AG & Co. KGaA (Düsseldorf)

2009-03 - 2010-08
Marketing Services
Henkel Guatemala

2008-06 - 2009-03
Category Planner Regional
Henkel Guatemala

2006-11 - 2008-05
Category Management Assistant
SC Johnson (Guatemala)

Marketing

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