Procurement Summary
Country: Netherlands
Summary: Metering Data Management System
Deadline: 15 Jun 2026
Posting Date: 04 May 2026
Other Information
Notice Type: Tender
TOT Ref.No.: 140624222
Document Ref. No.: 211e568717c34ff284c73e8671041fc5
Competition: ICB
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: Refer Document
CPV Classification
72268000 - Software supply services
72230000 - Custom software development services
72260000 - Software-related services
72263000 - Software implementation services
72267000 - Software maintenance and repair services
Purchaser's Detail
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Login to see detailsTender Details
TenneT is initiating a European tender to select a supplier and solution for a new Metering Data Management System ('Nemesys'). Nemesys should be the nextgeneration platform supporting metering data processing, allocation, and settlementrelated services. Nemesys is intended to be futureproof by design: the solution must remain upgradeable, transparent and controllable over its lifecycle. TenneT therefore positions “configured standard first” as the default approach, with bespoke extensions only where truly necessary and without compromising vendor upgrades. The scope includes: The endtoend chain functionality from metering data intake (telemetry and periodic) through validation and correction, allocation and reconciliation support, distribution and integration, as well as reporting and operational control. Master/reference data ('MRD') capabilities. These are required initially through a temporary MRD capability, with a clear migration path to synchronisation from a future TenneT enterprise MRD. Migration of operational data that is essential to run Nemesys (historical data will not be migrated but be archived).
Legal Framework: Public Procurement Act 2012Type of assignmentServicesNature of the assignmentAssignmentProcedureCompetition procedure with negotiationKeywordsMain assignment (CPV code)722680001 Supply of softwareAdditional assignment(s) (CPV code)722300006 Development of user-specific software722600005 Software related services722630006 Software implementation services722670004 Software maintenance and repair servicesPlace of performance (NUTS code)NETHERLANDS (NL)TenderNedreference number588110Reference number211e568717c34ff284c73e8671041fc5PB/S numberEuropean or nationalEuropeanPlanningCommencement of assignmentCompletion of assignmentClosing date15 Jun. 2026, 10:00Related publicationsNone Command Type: ServicesNature of the assignmentAssignmentProcedureCompetition procedure with negotiationKeywordsMain assignment (CPV code)722680001 Supply of softwareAdditional assignment(s) (CPV code)722300006 Development of user-specific software722600005 Services in connection with software722630006 Software implementation services722670004 Maintenance and repair services for softwarePlace of execution (NUTS code)NETHERLANDS (NL)TenderNedreference number588110Reference number211e568717c34ff284c73e8671041fc5PB/S numberEuropean or nationalEuropeanPlanningStart of assignmentCompletion of assignmentClosing dateJun 15 2026, 10:00Related publicationsNone Procedure: Competition procedure with negotiation Keywords Main assignment (CPV code) 722680001 Supply of software Additional assignment(s) (CPVcode)722300006...
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