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Firstrule

FIRSTRULE is a Portuguese engineering company specializing in renewable energy, telecommunications infrastructure, and public lighting.

Renewable Energy Semiconductor Manufacturing
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Headquarters
Seixal, PortugalSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded
2011Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
145 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Firstrule do?

The company delivers solutions for public and private entities. The company holds six municipal concessions to manage infrastructure hosting telecommunications networks in Alcácer do Sal, Celorico de Basto, Entroncamento, Ourém, Oeiras, and Tondela.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Photovoltaic power plants

The company designs and installs photovoltaic solar power plants.

Source: LinkedIn company description · Retrieved October 13, 2026

LED luminaires

The company offers EDP-certified LED luminaires qualified for integration into the national distribution network.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWFirstrule listed #3 on Direct normal irradiance solar companies, October 10, 2026Open the published source list.
Firstrule

#3 Direct normal irradiance solar companies

Snapshot: October 10, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 5, 2026, September 13, 2026, September 14, 2026, September 15, 2026, September 16, 2026, September 17, 2026, September 18, 2026, September 19, 2026, September 20, 2026, September 27, 2026, September 28, 2026, September 29, 2026, October 8, 2026, October 9, 2026, October 10, 2026 and October 11, 2026. How the company lists are built.

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