Columbus Energy S.A. provides solar photovoltaic installation services in Poland.
Polimex-Mostostal S.A. operates as an engineering and construction company in Poland and internationally.
Wielton S.A. manufactures and sells semi-trailers, trailers, and car bodies in Europe, Asia, and Africa.
FERRO S.A. manufactures and sells sanitary and installation fittings, and heating installation elements in Central and Eastern Europe.
Photon Energy N.V., through its subsidiaries, provides solar power solutions and services worldwide.
TIM S.A. distributes electro technical materials to business and individual customers in Poland.
ELQ S.A. designs, produces, and sells prefabricated MV/LV transformer stations and electrical switchboards in Poland.
ULMA Construccion Polska S.A. operates in the construction industry in Poland and internationally.
Erbud S.A., together with its subsidiaries, engages in the construction business in Poland, Germany, Belgium, and Luxembourg.
Pekabex S.A. manufactures and sells prefabricated reinforced and pre-stressed concrete elements in Poland, Germany, Sweden, Norway, Denmark, and Scandinavia.