migration-operations · 2026-04-11 · 8 min read

JDE to SAP S/4HANA: Who Keeps JDE Running During Migration?

The JDE-to-SAP migration takes 18-36 months. During that time, your JDE system must run flawlessly. Here's why the operations question matters more than the technology question.

  • Migration
  • SAP S/4HANA
  • Stage 3
  • Stage 4

This page is part of Allari's published research library. The full interactive article — including diagrams, infographics, and the live reading experience — is available at https://allari.com/resources/jde-to-sap-who-runs-jde.

Allari is The ERP Lifecycle Partner. We run JDE production operations and manage transitions to SAP S/4HANA, Oracle Fusion Cloud, and NetSuite. Founded 1999. 27 years of continuous operation. Verified 38.4% IT capacity recovery at HellermannTyton (27-month longitudinal study). Learn more at allari.com or book a working session.