WOLLNY CONSULTING is an independent consultancy office specialized in business development and project management with emphasis on solar energy for developing countries and emerging markets. Our main focus are on: - Hybridization of Diesel Power Grids - PV-Hybrid Mini Grids with Storage - Individuell Stand alone Systems and Backup Solutions - PV-On-grid Application - Energy Self Consumption Application We have experience in working with Governments, Donor institutions, Development organisations, Utilities, Universities and the Private Sector in developing countries and emergency markets.


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Type of organisation

  • Consultancy

Rural electrification expertise

  • Advocacy
  • Capacity Building
  • Consultancy
  • Product Sales
  • Project Developer

Off-grid system used

  • Micro/Mini-grid
  • Stand-alone

RE-technology used

  • (Bio-)Diesel Back-up
  • Battery / Energy Storage
  • Hybrid
  • Inverters / Power Components
  • Solar PV

Based in



Michael Wollny
Managing Director