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.

MPM goes open source

INENSUS releases the MicroPowerManager Open Source, a software solution for decentralized utility management.


Making use of AI

INENSUS moves into the application of Artificial Intelligence and Stochastic Optimisation with the aim of making the operation and maintenance of minigrids even more efficient.

The next minigrid regulations from our pen

The Minigrid Regulations of the Sierra Leone Electricity and Water Regulatory Commission are ratified by the Sierra Leonean Parliament and published by the Commission, developed by INENSUS under the RREP.


Opening of Togo project office

INENSUS opens a project office in Lomé with 2 international and 2 national staff as part of the ProEnergie project implemented by GIZ to support the Togolese government in the development of its minigrid sector.

Rural industrialization with minigrids

Development of the KeyMaker Model as a Rural Industrialisation approach to unlock economic potential of value chains as a complementary source of revenue to electricity sales for minigrid operators.


The first KeyMaker Model

Implementation of a Tilapia fish farming and trading KeyMaker Model with JUMEME in Lake Victoria minigrids in Tanzania.

The first real minigrid regulations are published

The Minigrid Regulations of the Nigerian Electricity Regulatory Commission are published, developed by INENSUS under the Nigerian Energy Support Programme (subcontracted by INTEGRATION GmbH and funded by GIZ).


Opening of Sierra Leone project office

INENSUS opens a project office in Freetown, Sierra Leone, with 2 international and 3 national staff to support the implementation of the RREP.


Our consulting team moves to Berlin

The minigrid consulting team is relocated from Goslar to Berlin and subsequently successively expanded.

Our pilot minigrid in Tanzania

Installation and commissioning of a pilot minigrid on Ukara Island, Lake Victoria, with 60 kWp PV and a 30 kVA diesel genset to supply reliable electricity to 5,000 people.


Getting started in Sierra Leone

INENSUS supports the United Nations Office for Project Services (UNOPS) in the design of the Rural Renewable Energy Project (RREP), a US$ 40m minigrid program, funded by DFID, to electrify 94 villages in Sierra Leone and develop capacities of governmental organizations.

Our second micro utility

Foundation of JUMEME Rural Power Supply Ltd. based in Mwanza, Tanzania, as a micro utility with the joint venture partners St. Augustine University of Tanzania and TerraProjects to implement the project ‘MicroPower Economy – Tanzania rollout’ and more.

Taking the lead of a €16m project

INENSUS leads a consortium that has been awarded EUR 7.4 million in co-funding by the European Commission under the ACP-II to develop the project ‘MicroPower Economy – Tanzania rollout’ (electrification of up to 80k people).

First steps in Tanzania

INENSUS conducts a prefeasibility study for the development of a micro utility in Tanzania in collaboration with TerraProjects.

Five additional minigrids go online

ENERSA implements another 5 minigrid projects in Senegal.


Restructuring of the core business

Changes in the German Renewable Energy Sources Act and other European countries reduce opportunities for small-scale wind turbine application in Europe. As a result, INENSUS restructures its business model to focus on consulting and engineering services around minigrids.


And yet another award

INENSUS is honoured with the ‘European Business Award for the Environment 2012’.

Scaling up activities in Senegal

Preparation of the project ‘MicroPower 30’ aimed at electrifying 30 rural communities in Senegal with financial support from the Daey Ouwens Fund.


The next award…

INENSUS is honoured with the ‘IKU innovation price 2010 in the category of technology transfer’.


…and the next

INENSUS is honoured with the ‘National Energy Globe Award 2011 for Senegal’.

Our first minigrid

Installation and commissioning of a pilot minigrid in the Senegalese village Sine Moussa Abdou with a 5 kW wind turbine, 5 kWp solar and a 11 kVA diesel generator, serving 1,000 people with reliable power.


Our first award

INENSUS is honoured with the ‘SEED Award 2010 for the development of the Micro Power Economy business model’.


Sieb & Meyer joins INENSUS

The medium-sized electronics and software company Sieb & Meyer AG from Lüneburg, Germany, joins INENSUS GmbH as an additional shareholder.

Commencement of operations in Senegal

ENERSA starts its business operations in Senegal developing a pilot minigrid project based on an extended public-private-partnership with GIZ GmbH.


Expansion of core business in Germany

The expansion of engineering services in the field of small-scale wind turbines and the development of related products such as electronic safety systems and wind monitoring systems lead to a growth in turnover and staff.

One of the first metering solutions for use in minigrids

INENSUS develops the ‘Micro Utility Solution’ as a smart metering and demand side management device for minigrids (later to be transferred to the ‘MicroPowerManager’ software solution for minigrid operations management).


Creation of our first African micro-utility

Foundation of subsidiary ENERSA Energie Rurale Sahélienne S.A. as joint venture with MATFORCE CSI in Dakar, Senegal to develop and operate minigrids in West Africa.

Moving out

INENSUS leaves Clausthal University of Technology and moves its headquarters to Goslar, Germany, under the umbrella of the Energy Research Centre of Lower Saxony.


Our first project in Africa

The company enters into a public-private-partnership with GIZ GmbH to carry out a feasibility study for a wind-solar-diesel minigrid pilot project in Senegal.


One of the first commercial business models in the minigrid sector

INENSUS develops the ‘Micro Power Economy’ as an award-winning business model and risk management tool for minigrid operators.

Our first product…

As its first product, the company develops, manufactures and distributes the AEOLOG, a complete wind and solar monitoring system with 10 and 15m telescopic poles tailored to small-scale wind turbines and detailed site potential analysis for off-grid hybrid systems.


…and services

Engineering services for various developers and manufacturers of small-scale wind turbines represents the first solid source of income for the young company.

How it all began…-

Three young engineers (Nico, Jakob and Holger) start the INENSUS GmbH based in Clausthal-Zellerfeld, a spin-off from Clausthal University of Technology, Germany, as a service provider for INtegrated ENergy SUpply Systems and decentralized power supply.


Our first contracts

The founders acquire the first engineering contracts in the minigrid field with a focus on minigrid design.

Minigrid Expert

Berlin, Germany

Christopher holds a Master’s in Business Management & Entrepreneurship Renewable Energy from the University of Applied Science Weihenstephan-Triesdorf, Germany. He has been with us for 3 years and was previously a working student for 3 years and a project manager for 6 months at TÜV SÜD AG in the field of electromobility. He was actively involved in the establishment of our subsidiary Volt-Terra in Uganda and is responsible for the technical design of minigrids, the preparation and evaluation of tenders and the development of policies in various projects. Christopher is based in Berlin, he speaks German and English.

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