Ritch Mueller represented Citigroup Global Markets, Goldman Sachs, HSBC Securities (USA), JP Morgan Securities, BofA Securities, Credit Agricole Securities (USA) and Mizuho Securities USA, (1) in connection with the offers by Petróleos Mexicanos (i) to exchange certain securities for its 6.490% Notes due 2027 or its 7.690% Bonds due 2050, (ii) to exchange certain securities for its 6.840% Notes due 2030 or its 7.690% Bonds due 2050, and (iii) to exchange certain securities for its 7.690% Bonds due 2050; (2) in connection with the offering by Petróleos Mexicanos (PEMEX) of USD$1,250 million of its 6.490% Notes due 2027, USD$3,250 million of its 6.840% Notes due 2030 and USD$3,000 million of its 7.690% Bonds due 2050, guaranteed by Pemex Exploración y Producción, Pemex Transformación Industrial and Pemex Logística.