Banco Santander Mexico SA, formerly known as Grupo Financiero Santander Mexico is the fourth- largest bank by assets in Mexico. The bank's history dates back to its parent in one of the largest IPOs in Mexico's history, but remains 75% owned by Santander Group. The bank has almost 1,400 branches and employs 17,000 people. Santander Mexico provides traditional banking services to corporate and consumer clients. Roughly 60% of the bank's loan portfolio is commercial loans while the remaining 40% is split between mortgage and consumer loans.