| Online Collect S.A. de C.V | 37 | 0 | 37 | 1 | 30 abr. 2021 a 2 sep. 2026 |
| Online Collet S.A. de C.V | 4 | 0 | 4 | 2 | 6 dic. 2024 a 22 may. 2025 |
| Online Contact, S.A. de C.V | 20 | 0 | 20 | 8 | 7 dic. 2023 a 13 may. 2026 |
| Only Leasing, S.A. de C.V | 7 | 0 | 7 | 2 | 12 oct. 2016 a 16 ene. 2017 |
| Only Ners, S.A. de C.V | 5 | 0 | 5 | 3 | 23 oct. 2024 a 12 jun. 2026 |
| Only Student Services, S.A. de C.V | 15 | 0 | 15 | 2 | 18 ene. 2017 a 16 ene. 2020 |
| Onmibus del Centro S.A. de C.V | 6 | 0 | 6 | 2 | 17 feb. 2020 a 25 sep. 2020 |
| Onmicarga S.A. de C.V | 2 | 2 | 0 | 2 | 26 feb. 2020 a 8 jul. 2021 |
| Onmobiliaria Ejea, S.A. de C.V | 5 | 0 | 5 | 2 | 5 nov. 2020 a 18 sep. 2023 |
| Onmobiliaria Industrial del Oro, S.A. de C.V | 8 | 1 | 7 | 4 | 2 mar. 2022 a 31 mar. 2023 |
| Onno Arquitectos S.A. de C.V | 2 | 0 | 2 | 1 | 3 jun. 2026 a 9 sep. 2026 |
| Onroad Cs S.A. de C.V | 2 | 2 | 0 | 2 | 3 may. 2024 a 29 may. 2026 |
| Onsigna Holdings S.A. de C.V | 8 | 4 | 4 | 4 | 14 mar. 2023 a 13 jul. 2026 |
| Onsite Laboratories de México, S.A. de C.V | 312 | 25 | 287 | 32 | 3 oct. 2016 a 18 sep. 2026 |
| Onstar México S de R. L. de C.V | 2 | 0 | 2 | 2 | 19 ago. 2025 a 22 abr. 2026 |
| Onstructora Gavepe de Puebla S.A. de C.V | 45 | 0 | 45 | 5 | 12 oct. 2023 a 25 ago. 2026 |
| Ontario Technologies Sociedad Anónima de Capital Variable | 2 | 0 | 2 | 2 | 22 sep. 2025 a 16 feb. 2026 |
| Ontier Legal Sc | 2 | 2 | 0 | 1 | 6 jun. 2024 a 19 jun. 2024 |
| Ontisa Construcciones S.A. de C.V | 2 | 2 | 0 | 2 | 19 oct. 2016 a 14 feb. 2017 |
| Ontop Nutrition S.A. de C.V | 4 | 0 | 4 | 1 | 5 ago. 2026 a 2 sep. 2026 |
| Onus Comercial S.A. de C.V | 125 | 119 | 6 | 18 | 4 oct. 2016 a 21 sep. 2026 |
| Onvisa Operado Mayorista de Viajes, S.A. de C.V | 3 | 0 | 3 | 2 | 29 nov. 2016 a 2 mar. 2018 |
| Onvisa Operadora Mayorista de Viajes, S.A. de C.V | 36 | 0 | 36 | 1 | 24 ene. 2017 a 23 oct. 2019 |
| Onvivisa Operadora Mayorista de Viajes, S.A. de C.V | 4 | 0 | 4 | 2 | 9 ene. 2017 a 5 may. 2021 |
| Oolong Tea Company, S.A. de C.V | 7 | 0 | 7 | 2 | 9 jun. 2021 a 12 oct. 2021 |
| Ooperadora de Hospitales Ángeles S.A. de C.V | 3 | 0 | 3 | 1 | 30 jun. 2021 a 13 sep. 2021 |
| Oot México Industries S.A. de C.V | 2 | 2 | 0 | 2 | 4 abr. 2019 a 4 jul. 2019 |
| Ootbx Global Commerce S.A. de C.V | 18 | 0 | 18 | 3 | 5 nov. 2025 a 4 ago. 2026 |
| Op Corporativos, S.A. de C.V | 7 | 0 | 7 | 1 | 7 oct. 2016 a 22 feb. 2017 |
| Op Premier S.A. de C.V | 2 | 2 | 0 | 2 | 31 ago. 2026 a 10 sep. 2026 |
| Opalca S.A. de C.V | 6 | 0 | 6 | 3 | 20 ago. 2020 a 30 abr. 2021 |
| Oparadora de Hospitales S.A. de C.V | 2 | 0 | 2 | 1 | 23 abr. 2018 a 10 may. 2018 |
| Oparadora de Hospitales Ángeles S.A. de C.V | 9 | 0 | 9 | 3 | 6 abr. 2017 a 7 ago. 2017 |
| Oparadora Issavi S.A. de C.V | 24 | 0 | 24 | 2 | 23 ago. 2021 a 13 ago. 2025 |
| Opardi, S.A. de C.V | 17 | 17 | 0 | 5 | 30 abr. 2021 a 14 dic. 2021 |
| Opardiv S.A. de C.V | 233 | 125 | 108 | 49 | 8 mar. 2019 a 21 sep. 2026 |
| Opata Ingeniería Civil S.A. de C.V | 7 | 0 | 7 | 6 | 2 sep. 2024 a 26 sep. 2025 |
| Opata Ingeniería S.A. de C.V | 9 | 0 | 9 | 3 | 28 may. 2025 a 17 ago. 2026 |
| Opc Ambiental, S.A. de C.V | 21 | 0 | 21 | 1 | 9 jun. 2017 a 18 ene. 2023 |
| Opc Capital S de R.L. de C.V | 19 | 0 | 19 | 3 | 30 ene. 2023 a 22 ene. 2026 |
| Opcafte, S.A. de C.V | 25 | 0 | 25 | 4 | 11 ago. 2023 a 15 may. 2026 |
| Opciones de Patrimonio S.A. P. I. de C.V | 2 | 0 | 2 | 2 | 23 ago. 2021 a 14 dic. 2021 |
| Opciones Empresariales Sayil, S.A. de C.V | 6 | 0 | 6 | 4 | 18 ene. 2024 a 1 jul. 2025 |
| Opciones en Arquitectura, S.A. de C.V | 4 | 0 | 4 | 2 | 9 jun. 2026 a 10 sep. 2026 |
| Opciones en Recursos Humanos S. C | 7 | 0 | 7 | 6 | 17 nov. 2022 a 28 ago. 2025 |
| Opciones Farmacéuticas, S.A. de C.V | 124 | 1 | 123 | 18 | 7 oct. 2016 a 8 sep. 2026 |
| Opciones Financieras Universe, Sociedad Anónima de Capital Variable | 2 | 2 | 0 | 2 | 7 jun. 2019 a 12 jun. 2019 |
| Opciones Inmobiliarias Cac S.A. de C.V | 2 | 0 | 2 | 2 | 21 nov. 2017 a 12 dic. 2017 |
| Opciones Maher Sociedad Anónima de Capital Variable | 4 | 4 | 0 | 2 | 16 ene. 2025 a 6 feb. 2025 |
| Opciones Medcas de Equipamineto S.A. de C.V | 2 | 0 | 2 | 1 | 30 ago. 2022 a 5 sep. 2022 |