Guaranty Trust Bank plc also known as GTBank or simply GTB is a Nigerian multinational financial institution, that offers Online/Internet Banking, Retail Banking, Corporate Banking, Investment Banking and Asset Management services, with its head office in Victoria Island, Lagos. The bank was formed in 1988 by over 35 young Nigerians in their thirties, spearheaded mostly by Tayo Aderinokun and Fola Adeola, but also included Femi Pedro, Gbolade Osibodu, Femi Akingbe, Akin Opeodu and others. Guaranty Trust Bank plc was incorporated as a limited liability company licensed to provide commercial and other banking services to the Nigerian public in 1990 and commenced operations in February 1991.