Lissy Posthumus

Lissy Posthumus is an experienced Supply Chain Manager currently at Archer since October 2025, previously serving as a Strategic Sourcing & Procurement Specialist and Senior Purchaser at Getinge, where responsibilities included sourcing critical components for bioreactor manufacturing, supplier performance management, and contract negotiation. Lissy's career began at Marriott Hotels as a Sales and Marketing Representative, followed by a role as Product Manager Assistant at Edelman BV, focusing on global procurement and inventory optimization. Experience also includes working at Smartwares Group, where Lissy honed skills in product sourcing and supplier relations, and a retail position at The Walt Disney Company. Lissy holds a Licentiate degree in Marketing and International Business from Universidad Tecnológica Centroamericana.