Drop! Buy! Refinance! Sell! DBRS helps make the call. The company issues credit ratings for corporate, financial, and government bonds throughout the world. Canada's largest credit rating agency, DBRS also operates in the US, Latin America, Europe, and Asia. In the US, DBRS is one of the 10 official Nationally Recognized Statistical Rating Organizations (NRSROs) approved by the SEC; about a dozen European nations have granted the company External Credit Assessment Institution (ECAI) status. DBRS maintains ratings on about 50,000 securities. DBRS uses a variety of quantitative methodologies. In late 2014 DBRS was acquired by Warburg Pincus, The Carlyle Group, and other investors.