Proef is aware that we live in an increasingly complex and dynamic world. The ability to constantly adapt has become an essential skill to provide the proper solutions that answer to the future's requirements.
Our experience in Telecommunications and Energy led to the creation of transversal solutions that can be tailored to the needs of each client, regardless of the area or industry in which they operate.
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Proef Ecosystem
Proef Ecosystem

An ecosystem that goes far beyond simple connectivity.

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Life at Proef
Life at Proef

People are our most important asset and fundamental to the growth and development of the business.

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News See all
Trainee Program - Engineering
Telecom Power Cities Corporate
16 November 2021 Proef's Trainee Program is back to receive professionals in the areas of Engineering, on a professional internship.
Uprating Bouça Line – Zêzere 1
15 November 2021 The remodeling and uprating of the Bouça Line – Zêzere 1, at 150kV, was concluded, together with REN and EIP.
Infrastructure for Industry 4.0
25 October 2021 Proef responsible for creating the infrastructure necessary for the implementation of proGrow at Simoldes.
Proef reinforces its commitment to training its employees
Telecom Power Cities Corporate
21 October 2021 Proef reinforces its commitment to training its employees and provides training in operation and driving of forklifts.
3rd edition of Proef Summer Days comes to an end
23 September 2021 The 3rd edition of Proef Summer Days ended and we can certainly say that it was a real success.
Eurico Ferreira Academy
Power Corporate
08 September 2021 Eurico Ferreira Academy keeps surprising in 2021 and trains 313 trainees in the areas of energy and telecommunications.
Requalification NOS Data Center | Madeira
Telecom Corporate
04 August 2021 NOS Data Center in Funchal was inaugurated after a renovation that involved several specialties, including Proef.
21 July 2021 Proef is working alongside EDP Renováveis in the construction of the High and Very High Voltage lines of the Sincelo Wind Farm.
Excellence awards - Electrotechnics technical course
Telecom Power Cities Corporate
05 July 2021 Proef rewards the best student from de electrotechnics technical course of the D. Sancho I school, for the 2nd year in a row.
LOQR closes financing round of €8M
23 June 2021 Our partner LOQR, a Portuguese startup of digital solutions for financial institutions, closed a series A financing round and will receive an investment worth 8 million euros.
Proef's summer internship program is back!
Telecom Power Cities Corporate
21 June 2021 Proef's summer internship program is back and will feature students that want to have the first experience in the labor market.
A new project of overhead power lines in Sines
09 June 2021 Proef, in partnership with Geometric Talks, is involved in the engineering project for the 30kV and 400kV overhead power lines of the Morgavel Wind Farm, in Sines.
Proef is involved in Galp's first solar project in Portugal
20 May 2021 Galp starts the construction of its first large-scale photovoltaic solar energy project in Portugal, in the Municipality of Alcoutim. Proef's mission is to build a very high voltage (150kV) line.
Proef-MMCI Partnership
Telecom Power Cities Corporate
16 April 2021 With confidence and optimism in the Portugal telecommunications market's future, Proef established a partnership with MMCI Multimédia.
Proef seals partnership with EnBW
Power Cities Corporate
15 April 2021 Proef and EnBW, the third largest energy supplier in Germany, took another step in their relationship through a two-year partnership agreement.
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