1. Faculty of Engineering, Universidad Cooperativa De Colombia, Medellín, Colombia
2. Project Management, Aquatera Environmental Services and Products, Orkney, UK
3. CEO, Smart Hydro Power, Alte Traubinger Straße, Feldafing, 1782340, Germany
4. Freelance Sustainable Systems Consultant, Worcester, UK
5. Catalysis for sustainable energy production and environmental protection, Institute of Physical Chemistry, Polish Academy of Sciences, Warsaw, Kasprzaka 44/52, Poland