(4) IFCI Explanation: A credit rating agency (CRA) is a company that assigns credit ratings for issuers of certain types of debt obligations as well as the debt instruments themselves. In some cases, the servicers of the underlying debt are also given ratings. CRISIL is the most influential and largest credit rating agency among all the credit rating agencies in India. ICRA Limited (ICRA) is one of lndia's premier financial information services company. It offers credit rating information and professional financial consulting services across India, as well as in the Asia-Pacific region through its subsidiaries.