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Make life in your city smarter, safer and more sustainable through our solutions for energy, water, communications, security, transportation, waste management and traffic.

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Because the success of our customers is also ours.

Proef Ecosystem

An ecosystem that goes far beyond simple connectivity.

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Improvement of telecommunications infrastructures in Angola
Telecom Power Cities Corporate
16 April 2021 Proef is working with Unitel, the largest Angolan telecommunications operator, to improve its telecommunications stations' energy efficiency.
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.
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.
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.
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.
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.
Proef and Unitel together in the improvement of the telecommunications network in Angola
Telecom Cities
31 January 2022 Unitel, an Angola telecommunications operator, relied on Proef to camouflage two telecommunications stations.
Proef and Ubiwhere partners in a fleet management project
Cities Corporate
19 January 2022 We increasingly seek to walk the path of sustainability in cities, and it was in this sense, we worked with Ubiwhere on the Thumbeo Corporate project.
Everything you need to know about Data Centers
Telecom Power Cities Corporate
17 February 2022 A data center, also known as a data processing center, is characterized as a physical building that companies use to house information that is of great relevance to their business.
Photovoltaic Solar Panels - Business Self-consumption
Power Cities Corporate
13 April 2022 Ask for an estimate now to install photovoltaic solar panels in your company and reduce the price of your electricity bill.
Ready to take a leap?
Telecom Power Cities Corporate
21 June 2022 If you want to have your first contact with the job market in the areas such as quality and environment, procurement, human resources, telecommunications, and secretarial work, this is your opportunity.