BELIEVE THE IMPOSSIBLE This is the Proef world Countries Turnover (M €) Employees Our news 06.09.2017 Proef France opens a new branch in Lyon Read more 27.07.2017 EDP's Floating Photovoltaic Power Plant Read more View all news Our business areas Proef Group About us Corporate Governance Main indicators Awards Media Centre Business Areas Proef Engineering Proef Partners Proef Renewables Proef Industries & Services Innovation Muscles Secret Selfnet Wi-Green Wisen Contacts Where we are Working at Proef © Copyright 2017 PROEF GROUP

BELIEVE THE IMPOSSIBLE This is the Proef world Employees Awards Countries Our news 06.09.2017 Proef France opens a new branch in Lyon Read more 27.07.2017 EDP's Floating Photovoltaic Power Plant Read more View all news Our business areas Proef Group About us Corporate Governance Main indicators Awards Media Centre Business Areas Proef Engineering Proef Partners Proef Renewables Proef Industries & Services Innovation Muscles Secret Selfnet Wi-Green Wisen Contacts Where we are Working at Proef © Copyright 2017 PROEF GROUP

Proef Engineering Proef Partners Proef Renewables Proef Industries & Services Business Areas Proef Group About us Corporate Governance Main indicators Awards Media Centre Business Areas Proef Engineering Proef Partners Proef Renewables Proef Industries & Services Innovation Muscles Secret Selfnet Wi-Green Wisen Contacts Where we are Working at Proef © Copyright 2017 PROEF GROUP

Proef Industries & Services encompasses a range of companies from different sectors that add value to the Group. PORTUGAL Visit Site Visit Site ANGOLA Visit Site Visit Site COLOMBIA Visit Site Proef Group About us Corporate Governance Main indicators Awards Media Centre Business Areas Proef Engineering Proef Partners Proef Renewables Proef Industries & Services Innovation Muscles Secret Selfnet Wi-Green Wisen Contacts Where we are Working at Proef © Copyright 2018 PROEF GROUP