The bank plans to expand its presence to 39 branches, from the 29 offices it currently operates in El Salvador.
The announcement was made by Luis Niño de Rivera, president of the board, who remarked that the bank has so far created 445 jobs and will employ 100 more people next year.
"After just three and a half months of operating in the country, Banco Azteca already has around 50.000 customers and $19 million in deposits.
Candidate Mauricio Funes met with Mexican magnates Carlos Slim and Ricardo Salinas promising to respect their investments in case he wins the elections.
Funes, former news anchor for CNN, is the favorite to win the elections to select a successor to president Elias Antonio Saca from the right. If he wins, it would be the first time that the ex-guerrilla Farabundo Marti Front for National Liberation (FMLN in Spanish) is in power.