Carlos Alberto Calixto Mattar

Eduardo Tobias is a Managing Partner at Watt Capital. He is a specialist in project investment analysis, project financing, and on mergers & acquisitions of renewable energy projects and assets in Brazil. He is a cofounder and currently the vice-coordinator of ABSOLAR's Green Hydrogen Working Group. Tobias is also a visiting Professor at FGV, teaching for its Power Sector Executive Program, and author of the books 'Investment Analysis in Utility Scale PV Projects' (2021) and 'Investment Analysis in Bioenergy Greenfield Projects' (2015). He has a BSc. in Business Administration from FGV-EAESP and a Professional Master in Bioenergy from FGV-EESP.

Ronaldo Koloszuk is President of ABSOLAR (Brazilian Solar Photovoltaic Energy Association), 2nd Secretary Director of FIESP (Federation of Industries of the State of São Paulo) and Commercial Director of Solar Group.

Marcelo P. Almeida holds a degree in Electrical Engineering from the Federal University of Pará (2009) and a MSc. degree (2012) and a Dr. degree (2017) in Energy from the University of São Paulo. He is a Professor at the Institute of Energy and Environment of the University of São Paulo, with experience in Electrical Engineering and Renewable Energies. He is an Associate Editor of the Brazilian Journal of Solar Energy (RBENS) in the area of Economics and Public Policy, a collaborator of the Brazilian Association of Technical Standards (ABNT) and a member of the Board of the Brazilian Solar Energy Association (ABENS).

David Wedepohl, Managing Director International Affairs David Wedepohl is a radio journalist by training who studied and worked on both sides of the Atlantic. He holds a master's degree in Journalism and Public Affairs which he achieved as a Fulbright scholar. His professional experience included working for the German embassy in Washington, DC as a senior press and public diplomacy officer. He first came in touch with the solar industry while working for an American consulting company before taking up his job as director communications and markets at the German Solar Association, also serving as the organization's spokesperson. He now holds the position of managing director international affairs and is responsible for the association's international activities.