Eng. Electric graduated by Instituto Mauá de Tecnologia (1976).

Founder Partner and Executive Director of Interact Planejamentos Técnicos Empreendimentos e Participações Ltda. and responsible for the company's engineering, marketing and sales areas.

Traveled several times to the USA and Europe to participate in or present papers at Congresses, Seminars and events. Traveled to participate in studies and product technical tests and evaluations as well as to develop strategies to bring energy related products and services to the Brazilian market.

Led the joint-venture between ALCOA Alumínio S.A and Construções Elétricas Eltec S/A (1990) and the later sale of the assets (1992).

Rafael Herzberg rafael@interact-energia.com.br