
The International Energy Workshop (IEW) is one of the leading conferences for the international energy modeling research community. In a world of environmental and economic constraints, energy modeling is an increasingly important tool for addressing the complexity of energy planning and policy making.

2026 International Energy Workshop
Cape Town, South Africa, on 22-24 June 2026
The 44th edition of the International Energy Workshop (IEW) will be hosted by the University of Cape Town in Cape Town, South Africa, on 22-24 June, 2026.
News
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IEW 2026 announcement
The 44th edition of the International Energy Workshop (IEW) will be hosted by the University of Cape Town in Cape Town, South Africa, on 22-24 June, 2026.
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IEW 2025 announcement
The 43rd edition of the International Energy Workshop (IEW) will be hosted by The Research Institute of Innovative Technology for the Earth (RITE) in Nara, Japan, on 10-13 June, 2025.
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42nd edition of IEW
The 42nd edition of IEW was hosted by the International Renewable Energy Agency (IRENA), in Bonn, Germany, on 26-28 June, 2024.






