List of MMK Companies
- PJSC Magnitogorsk Iron and Steel Works
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MMK-Service
- LLC ATU
- LLC Mekhanoremontny Komplex
- LLC Shlakservice
- LLC MMK-Informservice
- LLC Remput
- CJSC Magnitogorsky Zavod Prokatnyh Valkov
- LLC MMK-UCHETNY CENTER
- LLC MMK-PRAVO
- LLC MMK-INDUSTRIAL PARK
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MMK- Steel products
- LLC "MMK-Lysva Metallurgical Plant"
- OJSC MMK-METIZ
- LLC Intercos-IV
- MMK Metalurji Sanayi, Ticaret ve Liman İşletmeciliği Anonim Şirketi
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MMK - Trading company
- LLC Torgovy dom MMK
- LLC Tamozhenny Broker
- LLC TFC of OJSC MMK
- LLC MAGSTORN
- MMK Steel Trade AG
- MMK International S.A.
- LLC Torgovy dom MMK-Kazakhstan
- MMK-Proizvodstvenno-Logisticheskiy centr-Tolyatti LLC
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MMK-Resource
- PJSC Belon
- LLC MCRW
- LLC Ogneupor
- MMK Vtormet LLC
- LLC Buskul
- LLC MMK-COAL
- OJSC Chelyabvtormet
- JSC Bashkirskie vtorichnye metally
- LLC CherMetAktiv-C
- LLC Profit Nizhny Novgorod
- LLC PromStroiCenter
- LLC Profit-Vtormet
- CJSC Tatmetlom
- LLC Vyatka-MK
- LLC Profmetcentr
- LLC Sevvtormet-Noyabr'sk
- LLC Promsyr'e
- LLC SUTK
- LLC Lider
- LLC Yamal Profit Center
- LLC CherMetInvest
- LLC Eco-Invest
- CJSC Ferrum
- JSC Metimpeks
- LLC UralKontrakt
- LLC Yugansk Profit Center
- MMK-Mining Assets Management S.A.
- MMK Vtormet LLC
- Torgovy dom MMK Vtormet LLC
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MMK-Finance
- LLC IK MMK-Finance
- LLC REGION
- LLC MiG
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MMK-Resort
- LLC Sanatorii Ybileyny
- LLC Abzakovo
- LLC Sanatorii Metallurg
- LLC Interlux
- LLC Upravlyayushchaya Kompania MMK-Kurort
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Mintha Holding Limited
- Mintha Holding Limited
- ALTAIR, LLC
- Steelnet Services Limited
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MMK-Service
