Ophie Power

Powering Innovations

 Ophie Power is a solar & sustainability development company focused on West-Africa and the USA. We offer high quality technologies and smart financing. Our mission is to enable countries to leapfrog in their economic development by enabling the deployment of state-of-the-art technologies. Local developers are key in this mission and by combining our networks we built the capacity to empower this transition.


Solar & Financing

We provide the engineering, procurement, and construction of solar projects starting at 1MW and up. As developers we support the process from locating the right site up to the financing of the project.

Our financing sources are based in the USA and/or Europe. Smaller projects can be financed by adding them to existing portfolios. In the early stages of the project development we advise if/how the project can be financed.

Housing for Africa

Butterfly Housing

We work together with our technology partner Butterfly Housing. Butterfly Housing discerning quality is the fact that it is a sustainable alternative to cheap shelter and quickly produced mass housing. To deliver large numbers of comfortable homes sustainably for an affordable price. We have established ourselves as a discerning (social) housing company, delivering both quantity and quality, thus contributing to a humane and thriving urban environment.

The USP’s of this product are:
– comfortable and affordable
– climate responsive (no need for AC)
– high quality but low required skills on site
– easy adjustment over time
– adjustable to local market
– local job creation
– designed to bridge the GAP


About the Founder

Marjolein Shiamatey is a tech entrepreneur with a background in Physics at the VU University of Amsterdam.  With Ophie Power she mobilizes a network of experts in the field of sustainable development and is involved in projects with large impact such as ReGen Villages and the largest Ecovillage in Ghana. She currently works at Google & iniator of Phi-Grow.com 

Awards / Recognition 


Part of Documentary: “The Energy Pioneers” by Samuel Stefan
Interview:  “Impact Maker” – Fawaka Nederland

2017 >
Interview & Commercial: “The New Energy Of the Netherlands”- EnecoGroup – 2017
Listed in Top 100 most sustainable people under 32 – 2017 •
Nominated for the Sustainable Top 50 by ABN Amro – 2017 •
Best Presentation Award –  Integration Simplification conference – 2017
Boeddhisme en verbondenheid – 2013 (published essay)

The Energy Pioneers (2018) 

The increase in global energy demand has led to exorbitant dissipation of greenhouse gases into the atmosphere. As urbanization increases, cities around the world are becoming congested and overcrowded. «Energy Pioneers» portrays two distinct visionaries who are convinced their ideas can contribute to solving these challenging problems.




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