It will also gain a slight share in corporate banking.
Benefits from the merger have already helped the bottom line in corporate banking, Citigroup said.
Chemical, by contrast, boasts that it is the No. 1 player in corporate banking.
Presently, the bank is focusing on corporate banking and global Treasury.
Profit from corporate banking in emerging markets increased 27 percent, to $433 million.
Profit from corporate banking in developed countries was $211 million, down slightly from a year earlier.
Profits from corporate banking and trading fell by 9 percent, to $382 million.
But until then there is some money to be made from corporate banking related to emerging markets.
Earnings for corporate banking increased 34 percent, to $689 million.
Security Bank's major businesses include wholesale corporate banking, middle market lending and financial markets.