EX-8.1 3 exhibit81listofsubsidiarie.htm EX-8.1 Document

EXHIBIT 8.1
Principal subsidiaries
The following is a list of Ternium’s subsidiaries at December 31, 2022.
CompanyCountry of OrganizationMain activityPercentage of ownership
at December 31,
202220212020
/
Ternium S.A.LuxembourgHolding100.00 %100.00 %100.00 %
Ternium Investments S.à.r.l.LuxembourgHolding100.00 %100.00 %100.00 %
Ternium Internacional España S.L. (1)SpainHolding and marketing of steel products100.00 %100.00 %100.00 %
Ternium Solutions S.A. (1)UruguayOther services100.00 %100.00 %100.00 %
Ternium Internationaal B.V. (1)NetherlandsMarketing of steel products100.00 %100.00 %100.00 %
Ternium USA Inc. (2)USAManufacturing and selling of steel products100.00 %100.00 %100.00 %
Ternium Argentina S.A. (3)ArgentinaManufacturing and selling of flat steel products62.57 %62.49 %62.46 %
Prosid Investments S.A. (4)UruguayHolding62.58 %62.49 %62.46 %
Ternium Mexico S.A. de C.V. (5)MexicoManufacturing and selling of steel products89.25 %89.22 %89.21 %
Las Encinas S.A. de C.V. (6)MexicoExploration, exploitation and pelletizing of iron ore89.25 %89.22 %89.21 %
Ferropak Comercial S.A. de C.V. (6)MexicoScrap services company89.25 %89.22 %89.21 %
Transamerica E. & I. Trading Corp. (6)USAScrap services company89.25 %89.22 %89.21 %
Galvacer Chile S.A. (6)ChileDistributing company89.25 %89.22 %89.21 %
Ternium Gas México S.A. de C.V. (7)MexicoEnergy services company89.25 %89.22 %89.21 %
Consorcio Minero Benito Juarez Peña Colorada S.A.de C.V. (8)MexicoExploration, exploitation and pelletizing of iron ore44.62 %44.61 %44.61 %
Exiros B.V. (8)NetherlandsProcurement and trading services50.00 %50.00 %50.00 %
Servicios Integrales Nova de Monterrey S.A. de C.V. (9)MexicoMedical and Social Services66.49 %66.47 %66.47 %
Ternium Internacional Nicaragua S.A.NicaraguaManufacturing and selling of steel products99.38 %99.38 %99.38 %
Ternium Internacional Honduras S.A. de C.V.HondurasManufacturing and selling of steel products99.18 %99.18 %99.18 %
Ternium Internacional El Salvador S.A. de C.V.El SalvadorManufacturing and selling of steel products99.92 %99.92 %99.92 %
Ternium Internacional Costa Rica S.A.Costa RicaManufacturing and selling of steel products99.98 %99.98 %99.98 %
Ternium Internacional Guatemala S.A. (10)GuatemalaManufacturing and selling of steel products99.98 %99.98 %99.98 %
Ternium Colombia S.A.S. (11)ColombiaManufacturing and selling of steel products100.00 %100.00 %100.00 %
Ternium del Cauca S.A.S. (11)ColombiaManufacturing and selling of steel products100.00 %100.00 %100.00 %
Ternium del Atlántico S.A.S (11)ColombiaManufacturing and selling of steel products100.00 %100.00 %100.00 %
Ternium Procurement S.A. (11)UruguayMarketing of steel products and procurement services100.00 %100.00 %100.00 %
Technology & Engineering Services S.A. (11)UruguayEngineering and other services100.00 %100.00 %100.00 %
Ternium Brasil Ltda. (12)BrazilManufacturing and selling of steel products100.00 %100.00 %100.00 %
Tenigal S. de R.L. de C.V. (13)MexicoManufacturing and selling of steel products51.00 %51.00 %51.00 %
Soluciones Integrales de Gestión S.A. (14)ArgentinaOther services100.00 %100.00 %100.00 %
Ternium Participaçoes S.A. em liquidaçao (14)BrazilHolding100.00 %100.00 %100.00 %
Vientos de Olavarría S.A. (15)ArgentinaRenewable energy project62.57 %— — 
Ternium Siderúrgica de Caldas S.A.S. (16)ColombiaManufacturing and selling of steel products— 100.00 %100.00 %
Impeco S.A. (17)ArgentinaManufacturing of pipe products— 62.49 %62.49 %
Hylsa S.A. de C.V. (18)MexicoManufacturing and selling of steel products— — 89.21 %



CompanyCountry of OrganizationMain activityPercentage of ownership
at December 31,
202220212020
Técnica Industrial S.A. de C.V. (18)MexicoServices— — 89.21 %
Peña Colorada Servicios S.A. de C.V. (19)MexicoServices— — 44.61 %
Ternium Treasury Services S.A. (20)UruguayFinancial Services— — 100.00 %


(1) Indirectly through Ternium Investments S.à.r.l. Total voting rights held: 100.00%.
(2) Since the second quarter of 2021, indirectly through Ternium Internacional España S.L. Total voting rights held 100.00%. Before that, indirectly through Ternium Investments S.à.r.l. total voting rights were 100.00% in 2020.
(3) Indirectly through Ternium Internacional España S.L. Total voting rights held 62.57%.
(4) Indirectly through Ternium Argentina S.A. and Ternium Procurement S.A. Total voting rights held 100.00%.
(5) Indirectly through Ternium Argentina S.A. and Ternium Internacional España S.L. Total voting rights held 100.00%.
(6) Indirectly through Ternium Mexico S.A. de C.V. Total voting rights held: 100.00%.
(7) Indirectly through Ternium Mexico S.A. de C.V. and Tenigal S. de R.L. de C.V. Total voting rights held: 100.00%.
(8) Total voting rights held: 50.00%. The Company recognizes the assets, liabilities, revenue and expenses in relation to its interest in the joint operation.
(9) Indirectly through Ternium Mexico S.A. de C.V. Total voting rights held: 74.50%.
(10) Indirectly through Ternium Internacional España S.L. and Ternium Mexico S.A. de C.V. Total voting rights held: 100.00%.
(11) Indirectly through Ternium Internacional España S.L. Total voting rights held: 100.00%.
(12) Since the second quarter of 2020, indirectly through Ternium Internacional España S.L. Total voting rights held: 100.00%. Before that, indirectly through Ternium Investments S.à r.l.
(13) Indirectly through Ternium Internacional España S.L. Total voting rights held: 51.00%.
(14) Indirectly through Ternium Investments S.à r.l. and Ternium Internacional España S.L. Total voting rights held 100.00%.
(15) Indirectly through Ternium Argentina S.A. Total voting rights held: 100.00%.
(16) This company was merged into Ternium Colombia S.A.S as of November 30, 2022.
(17) This company was dissolved as of February 16, 2022.
(18) This company was merged into Ternium Mexico S.A. de C.V. as of August 9, 2021.
(19) This company was merged into Consorcio Minero Benito Juarez Peña Colorada S.A.de C.V. as of July 6, 2021.
(20) This company was dissolved as of April 12, 2021.