Inversionistas en Autotransportes Mexicanos, s.a.c.v. (also known as Grupo IAMSA) is a bus company group in Mexico which consist of and operates the country's largest long-distance bus companies, and the low-cost carrier Viva.
????-present[]
Inversionistas en Autotransportes Mexicanos, s.a.c.v.
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| Buses:
ETN/Turistar | Parhikuni | TAP Airlines: Viva  Founders: Grupo Toluca | Grupo Flecha Amarilla |