Largest companies: Construction of utility projects for electricity and telecommunications

Solutions 30 Telecom is a Siedlce-based company in the Solutions 30 group that builds telecommunications and power lines in Poland. It carries out work on network infrastructure for the telecommunications and energy sectors.

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#4

Spie Energy Poland

S.A.

Spie Energy Poland provides engineering and design services in the power sector, including high- and extra-high-voltage substations and overhead and underground power lines. Its offer also covers wind and photovoltaic farms, industrial installations and medium-voltage distribution networks, lighting, maintenance, project design, and investment formalities.

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#5

Grinea

sp. z o.o.

Grinea has helped develop Poland’s power infrastructure for half a century and has expanded its operations in Saudi Arabia over the past eight years. It manages projects involving the design, modernization and construction of low-, medium- and high-voltage power networks and facilities.

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#6

Przedsiębiorstwo Budownictwa Elektroenergetycznego Elbud Warszawa

sp. z o.o.

Przedsiębiorstwo Budownictwa Elektroenergetycznego ELBUD Warszawa designs, builds, modernizes and repairs overhead and underground power lines at all voltage levels. It also delivers transformer and distribution substations and power facilities, and provides testing and maintenance services, including for fiber-optic and telecommunications lines.

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Energa-Operator Wykonawstwo Elektroenergetyczne is an electrical infrastructure contractor based in Słupsk, building power and telecommunications lines. It also carries out work on electrical installations and distribution networks.

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#10

Alterga

S.A.

Alterga is a leading provider of services for energy, distribution, and communication networks, specializing in the design, construction, modernization, and maintenance of electrical projects. The company undertakes comprehensive energy projects both in Poland and internationally, including high-voltage substations and power line construction. Additionally, Alterga is involved in the implementation of 5G networks and various modernization works.

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#11

Elfeko

S.A.

Elfeko is a company that specializes in comprehensive energy projects, particularly in the fields of electrical engineering and telecommunications. It designs and builds renewable energy installations, with a focus on wind power plants. Established in 1987, Elfeko provides services in the distribution energy sector and has extensive experience in executing various projects.

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#12

Elmo

S.A.

Elmo is a company specializing in the construction of energy, telecommunications, and road infrastructure in Poland. It offers comprehensive services including the design and construction of power lines, general contracting for building projects, and the production of steel structures. Additionally, Elmo provides maintenance and renovation services for roads and bridges, as well as technical inspections for all types of vehicles.

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Fiber#1 is a contractor based in Wysogotowo that builds telecommunications and power lines in Poland. It also carries out electrical installations and repairs and maintains electronic and optical equipment.

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#14

Zilinskis

sp. z o.o.

Zilinskis develops and implements infrastructure projects for energy facilities, including wind farms, photovoltaic installations, power substations and high-voltage lines. The company bases its work on trust, transparency and honesty, making decisions collectively.

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#15

Victor Energy

sp. z o.o.

Victor Energy builds energy infrastructure across Europe and North America, providing services in transmission lines, substations, distribution, underground systems, engineering, telecom and commissioning. Its projects include the 400 kV Söderåsen–Barsebäck line in Sweden and the 230 kV Blackwater Gold line in Canada.

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El-In is a Skierniewice-based contractor that builds telecommunications and power lines in Poland. It also manufactures metal structures and carries out construction work on buildings and infrastructure.

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Przedsiębiorstwo Inżynierii Budowlanej Kopacki is a Robakowo-based contractor specialising in the construction of telecommunications and power lines. It works on communications and energy network infrastructure.

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#19

Trakcja System

sp. z o.o.

Trakcja System designs railway overhead contact-line networks, non-traction lines, and railway electrical systems up to 1 kV. The company performs specialist construction work on railway electrical infrastructure and rents out a Colmar T10000FSC road-rail crane with an operator.

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