Ernst Loesing is an experienced project leader specializing in S/4HANA implementations and SAP migrations. Since January 2021, Ernst has held the position of Projektleiter S/4HANA at Thyssengas, focusing on Greenfield S/4HANA introductions and the migration from SAP ECC 6.00. Prior to this role, Ernst served as Projektleiter Transformation 2025 at Telegärtner Karl Gärtner GmbH and as Interims CIO SAP-Bereich at GST, where responsibilities included optimizing business processes and participating in global SAP S/4HANA rollouts. Ernst also has experience as an ERP expert at JENOPTIK and has held various leadership roles at ENERCON, overseeing the implementation of SAP systems and applications across multiple international locations. Ernst holds a Diplom-Kaufmann degree in Business Administration with a focus on Business Informatics from Fachhochschule Oldenburg/Ostfriesland/Wilhelmshaven.