What Is Dun & Bradstreet (D&B)? Dun & Bradstreet is a global company that provides business intelligence products to clients through its database and analytics software. The products are used in improving business profits, marketing, and risk management.

Dun & Bradstreet is one of the world's leading suppliers of business information and research. Its global database contains commercial data on more than 240 million companies. Dun & Bradstreet also holds the largest volume of business-credit information in the world.

The DUNS Company Lookup method searches the Dun and Bradstreet database for a company match. The search can be made essentially by the company's DUNS number but other parameters can be used as well. For example: company name, email address, postal code, and so on.

On February 8, 2019, the investor group completed the acquisition of Dun & Bradstreet and it became a privately held company. Its former ticker symbol, DNB, was retired. On July 1, 2020, Dun & Bradstreet re-listed shares on the New York Stock Exchange, once again trading under the ticker symbol DNB.