Partnership with SustainSolar to demonstrate the viability of Green Crypto Mining

We have developed a concept to overcome demand risk enabling any minigrid to generate reliable cash flows at low investment costs. Decentralised AI controlled crypto miners convert surplus electricity into cryptocurrency.


ARE February Newsletter 2022: Productive Use of Renewable Energy & Industrialisation

In many rural areas of Africa, Asia and South America, remote communities have amazing wealth. They own or control farmland, livestock, mineral resources, or precious stones. For most of these communities, however, their wealth does not translate into prosperity…


A pilot project by VOLT-TERRA with support from PREO

By using electricity from the minigrids operated by VOLT-TERRA in Uganda, we process and market locally grown vanilla and chilli based on a block-farming approach.

Solar powered test centre for second-life li-ion batteries

The service provider founded in early 2021 and based in Goslar, Germany, cooperates with the Fraunhofer Heinrich Hertz Institute (HHI) and breaks even during first year of operation.

Commissioned by UNIDO, in partnership with the AfDB, ARE and AMDA

Mini-grids have been identified as a critical tool towards achieving universal electricity access by governments, donors and private sector actors alike. To enable the sustainable deployment of mini-grids, the public and private sector need to cooperate…


Project Assistant

Essen, Germany

Vanessa’s work as project assistant is mainly focused on the analysis of data, software modelling and minigrid network design. She has a master degree in Energy Conversion and Data Analysis and fluently speaks English, French and German. Before joining us in 2020, she worked as a working student at Innogy in the field of Grid development and Energy supply, with focus on the development and implementation of a software model for wind energy generation and weather data analysis. She used to work for the Green Girls Organisation based in Cameroon as the Technical Coordinator conducting training modules for renewable energy generation and installing solar home systems and isolated biomass energy units.

Minigrid Expert Togo Office

Lomé, Togo

Thomas holds a BSc and a MSc in Renewable Energies from University of Applied Science in Berlin. He joined us in 2018 and has been working on a variety of projects ranging from technical design of minigrids, providing TA to minigrid developers, to carrying out feasibility studies and technical due diligences. Since 2020, he is based in Lomé, Togo, as long-term expert to provide minigrid know-how to the rural electrification agency under a consulting contract with GIZ ProEnergie. Thomas speaks German, French and English.

Operations Research Scientist and Mini-grid Expert

Berlin, Germany

Tatiana received her PhD in applied mathematics from Humboldt University Berlin and the Berlin Mathematics Research Center MATH+, a cross-institutional and interdisciplinary Cluster of Excellence. She has more than five years of consulting and project management experience with three years in the area of rural electrification projects in several African countries. Her expertise includes the development of business, financial and risk management models. She co-developed our KeyMaker Model and is currently designing a new hybrid system optimization tool for our MicroPowerManager software. Tatiana has served as lecturer at several universities and speaks Spanish, English, German, and French.

Minigrid Expert

Graz, Austria

Sylvain has a Master’s in Computer Networking and Telecommunications and a Master of Science in Environmental Technology and International Affairs from the Diplomatic Academy of Vienna and Vienna University of Technology. He has more than 11 years of professional experience, including 3.5 years in telecommunications, more than one year with GIZ and more than 7 years with us in rural electrification. Sylvain is an expert in financial and business model development, policy and regulation, and technical feasibility studies for minigrid projects. He is based in Graz and speaks French, English, German and Spanish.

Minigrid Expert

Berlin, Germany

Muriel has more than 3 years of work experience in the field of renewable energy. She has worked on the entire process of minigrid project development from site selection, demand assessment, technical design and financial modelling during her time as project manager for a minigrid developer in Madagascar and her previous internship with us. She further gained experience in academia where she did research on topics such as the electrification of rural health centers in Northern India or the cost benefits from accurate electricity demand data for Sub-Saharan Africa. She holds a BSc. in environmental sciences from ETH Zurich and a MSc. in energy management from EPFL in Lausanne.

Team Leader Togo Office

Lomé, Togo

Mouhamed is a renewable energy expert with more than 25 years of professional experience. He holds a Master’s in business engineering and an electromechanical engineering degree. Before joining us, he managed a large number of energy projects throughout West Africa for many years. He has trained government officials in project management and procurement procedures and implemented more than 50 mini-grid projects. Since 2020, he has been leading our team of experts in Togo on a consultancy assignment for GIZ-ProEnergie. Mouhamed is Senegalese and is fluent in French, English and Wolof.

Minigrid Expert

Vienna, Austria

Maÿlis has a MSc. Sustainability Business and Innovation from Utrecht University and a Bachelor of Business Administration from HEC Montreal. She has more than seven years of professional experience and her main tasks as minigrid expert include consulting on policies and regulations, conduction of feasibility studies and market analyses, business plan development and financial modelling of minigrid projects. Prior to joining us in 2019, she worked in the aerospace industry and as research assistant in rural electrification. Maÿlis is based in Vienna and speaks French (native), English and German.

Administrative Assistant

Lomé, Togo

Mawussé Afangbom is an administrative assistant by training with a professional experience of about ten years. She has successively worked as an assistant in different sectors such as public works, public administration, non-governmental organisations. Mawussé is the Administrative Assistant in our office in Lomé for a minigrid project in partnership with GIZ-ProEnergie. She manages the offices, organizes meetings, pays our bills, manages the budget and prepares missions of our experts and partners. She is Togolese and speaks French, English and Ewe.

Software Developer

Izmir, Turkey

Kamuran studied software engineering at Ya?ar University in Izmir, Turkey, where he started programming with C# and .Net Framework. After graduating, he worked as a professional for five years and participated in many projects, especially popular CRM and ERP projects in Turkey. At the same time, he also carried out his own projects. Since 2020, Kamuran is our full-stack software developer, contributing to our open-source platform MicroPowerManager and other projects. He has travelled countries like Romania, Bulgaria, Albania and Greece and lived in the US for some time. He is based in Izmir and speaks Turkish and English.


Berlin, Germany

Joanis holds a Bachelor’s degree in Physics from Imperial College London and Master’s degree in Engineering for Sustainable Development from the University of Cambridge (Wolfson College). He has more than 10 years of professional experience in the rural electrification sector. Prior to joining us as COO in 2018, he was Country Manager of BBOXX Ltd. in Uganda and Kenya and led EON’s minigrid company Rafiki Power as General Manager in Tanzania. He specialises in technical system design, financial modelling and tariff regulation of minigrids. Joanis is based in Berlin and speaks German, English and French.

Driver Togo Office

Lomé, Togo

Glitse has been the driver for our office in Togo, a minigrid project in collaboration with GIZ ProEnergie, since 2019. Before that, he worked for GIZ and the Chinese company TEA HUA. He is available to our team of experts for trips in Lomé, as well as for missions to project sites throughout the country, some of which last several days. He is also responsible for the care and maintenance of the project vehicle. Glitse is Togolese and speaks French, English, Ewe and Ise.

Minigrid Expert

Goslar, Germany

An Electrical and Electronics Engineer by training with a master’s degree in Renewable Energy, Dipta has been working in the minigrid sector for more than six years. He has been managing multiple projects for our clients, with experience of working with organisations like UNOPS, GIZ, JICA, ADB, the World Bank Group, IDCOL (Bangladesh), REA (Nigeria), among others. He is skilled in managing minigrid and other renewable energy projects throughout different project development stages. On top, he has been providing technical assistance to several government agencies on implementing minigrid contracts and regulations. He speaks English and Bangla.

Crypto mining in minigrids

Patenting a concept for overcoming demand risk in minigrids by consuming surplus electricity in decentralised crypto miners based on artificial intelligence and stochastic optimisation.

Into the future with a new design

Release of our new Corporate Design and new website.

Creation of VoltaLabs

Foundation of the VoltaLabs GmbH, in cooperation with the Fraunhofer Heinrich Hertz Institute for Fiber Optical Sensor Systems, as service provider for battery testing and manufacturing based in Goslar, Germany.

Our third micro utility

Foundation of Volt-Terra Ltd., a joint venture with Gourmet Gardens (U) Ltd., as micro utility implementing a rural industrialization approach based on a vanilla/chili KeyMaker Model in Uganda.

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