Northern Iron Ore Beneficiation Works (PivnGZK) (Ukrainian: Північний гірничо-збагачувальний комбінат (ПівнГЗК); Russian: СевГОК) was built and launched in Kryvyi Rih in 1963[1] and is one of several iron ore dressing complexes around Kryvyi Rih.

Along with Ingulets Iron Ore dressing Works and Central Iron Ore Enrichment Works, it belongs to Ukrainian holding company Metinvest.

The territory of the complex was selected back in 1953 on orders of the Soviet Ministry of Ferrous Metallurgy.

In 1963 the complex ore-dressing factory provided its first ore concentrate.

[3] Northern GZK incorporates: In 2023, the Northern Iron Ore Enrichment Works deservedly entered the Top 200 companies by income for 2022, which indicates its successful activities and significant contribution to the global economy.