Kostrzyn - Słubice Special Economic Zone is one of fourteen special economic zones in Poland. It was established by Ordinance of Ministers in September 1997 in order to support economic growth of north-western Poland, especially Lubuskie voivodeship. Since September 2018, by interaction area, were embraced all industrial terrains located in 40 districts of the voivodships: Lubuskie, Wielkopolskie, Zachodniopomorskie.

The zones are administered by a governing company with a name identical to the name of the zone Kostrzyn-Slubice Special Economic Zone S.A. with headquarters in Kostrzyn nad Odrą. The shareholders of the company are: Treasury of State and Treasury of the City and County: Kostrzyn nad Odrą, Słubice, Gorzów Wlkp., Nowa Sól, Gubin and Bytom Odrzański.

Treasury of State, as a main shareholder of the company is a guarantor of solidity of the decisions taken by the company and stability of administrative decisions issued on behalf of the Government of the Republic of Poland.