This preliminary co-design and co-creation plan for stakeholders collects the main co-design and co-creation activities planned for InBestSoil project that need from stakeholder collaboration to deliver on their results. These activities have been planned considering the needs and involvement of stakeholders defined in D2.2 – Stakeholder mapping for LHs and LLs. The plan includes clear objectives and implementation details for an effective engagement of all stakeholders involved in the different activities of the project. The plan has been developed in consultation with all consortium partners, involving principally WP leaders in consultation with LH and LL coordinators. This plan will be updated as needed during the project lifetime and these changes alongside the description of all activities carried out will be included in a final updated deliverable (D2.4) in M48.