African Infrastructure Investment Managers (AIIM), a subsidiary of Macquarie and Old Mutual Investment Group, and Hydroneo Afrique, a subsidiary of French hydropower developer Mecamidi, have announced plans for a 50:50 joint venture to develop around $500m of hydroelectric power plants in Africa of up to 200MW. The joint venture will develop, finance, build, own and operate small power projects with a focus on Cameroon, Côte d’Ivoire, Gabon, Ghana, Guinea and Mozambique.