Fitch Ratings, the largest shareholder of Korea Ratings, is a leading global rating agency committed to providing the world's credit markets with independent, timely and prospective credit opinions. Founded in 1913, Fitch Ratings has over 1,500 analysts covering more than 20,000 entities worldwide for over 100 years.

Founded in 2001, eCredible is Korea's largest company specializing in credit certification service for SMEs. It provides various services including digital networking authentication (DNA), e-rating for tender submission to government agencies and public sector organizations, technology credit bureau (TCB) services, and ESG assessment, to secure transparency in B2B transactions and create a reliable transaction culture. eCredible was acquired by Korea Ratings in 2005 and listed on KOSDAQ in Oct 2008.

In Jun 2012, eCredible Networks was established through the spinoff of the B2B business of eCredible with the aim of securing a stable means of payment for B2B transactions. It provides B2B e-commerce payment service called TAMZ to create a reliable platform aimed at facilitation of B2B business.