The Saudi Investment Bank (SAIB) is a Saudi Arabian joint stock company established by Royal Decree no. M/31 dated June 23, 1976. The Bank began operations in March 1977.

The shareholders of the Bank, a publicly listed company, include J. P. Morgan Chase, Mizuho Corporate Bank - formerly, The Industrial Bank of Japan, Saudi public and private institutions as well as Saudi Individuals.

SAIB offers traditional wholesale, retail and commercial banking products and services in addition to investment banking. In particular, it arranges financing of quasi-government and private industrial sectors and trade finance products for imports and for the increasing Saudi exports.

SAIB is wholly committed to the promotion of private industrial and commercial sectors and is actively supporting several major projects.