Relevant Event Ticker Symbol RA Date 17/09/2018 Business Name Regional, S.A.B. de C.V. Place San Pedro, Garza García. N.L. Subject Regional extends the contract with UBS Casa de Bolsa, S.A. of C.V. as a Market Maker Relevant Event Regional, S.A.B. of C.V. (Regional) (BMV: R) announces that it has signed the extension of the contract for the provision of market Maker services, held on April 23, 2018 with UBS Casa de Bolsa, S.A. of C.V., UBS Grupo Financiero, in order to continue promoting the liquidity of the R values in the market as well as to establish reference prices and contribute to the stability and continuity of prices of the same. The extension of said contract will be valid until September 25, 2019. Regional declares to the investing public its permanent commitment to transparency, following the best practices in matters of Corporate Governance and disclosure of information.