The terms Greenfield and Brownfield are used in a variety of industries, meaning two main alternatives: a project carried out “from scratch” and a project using existing resources. In the context of S/4HANA migration, there is still a third, innovative approach developed by SNP: BLUEFIELD™.
Greenfield: start from scratch
Greenfield is de facto the implementation of the S/4HANA system from scratch. This perspective is particularly tempting when the existing SAP environment does not meet the real needs of the company regarding not only technology, but first of all, business aspects. Just like with an old house, in many cases it is better to demolish it and to design and build a completely new one instead of carrying out a complete renovation.
The new system is configured using the best SAP practices, taking into account the existing processes in the old SAP system (manually copied and customized configuration from the SAP ERP system). In addition, new settings for new processes/modules in S/4HANA are configured in it. In the case of greenfield, it is possible to partially migrate data ...