Consultancy Services for the Feasibility Study of a Battery Energy Storage System (BESS) in Eswatini

ESWATINI ELECTRICITY COMPANY Request for Expression of Interest (REOI) Consultancy Services for a battery ENERGY STORAGE SYSTEM (bESS) GRID INTERGRATION AND PLANNING STUDY FOR THE ACCELERATING SUSTAINABLE AND CLEAN ENERGY ACCESS TRANSFORMATION IN ESWATINI (ASCENT) PROJECT Project ID No: P508960 Request for Expression of Interest (REOI) Eswatini Electricity Company (EEC) (Government of the Kingdom of Eswatini) Consultancy Services for a Battery Energy Storage System (BESS) Grid Integration and Planning Study First date of publication: 06 August 2026 Country: Kingdom of Eswatini Name of Project: Accelerating Sustainable and Clean Energy Access Transformation in Eswatini (ASCENT Eswatini) Project Sector: Energy Sector Project ID No .: P508960 Reference: SZ-ECC-561947-CS-CQS Assignment Title: Consulting Services for a Battery Energy Storage System (BESS) Grid Integration and Planning Study The Government of the Kingdom of Eswatini (GoKE) has received financing from the International Bank for Reconstruction and Development (IBRD), the International Development Agency (IDA) and grant funding from the Global Public Good (GPG) Facility, which are all under the World Bank. The received financing is for the purposes of implementing the Accelerating Sustainable and Clean Energy Access Transformation in Eswatini (ASCENT Eswatini) Project (P508960) (the Project), with the involvement of the Ministry of Natural Resources and Energy, as set out in the Loan Agreement, Financing Agreement, Grant Agreement and Project Agreements. The EEC now invites Expressions of Interest (EOI) from interested and eligible consulting firms (“Consultants”) to provide consulting services for a Battery Energy Storage System (BESS) Grid Integration and Planning Study. The Consultant shall undertake, but not necessarily be limited to the following tasks: Review of the Existing Energy Power System : Conduct a high-level review of the entire EEC transmission network, BESS Technology Assessment : Evaluate s