Dun & Bradstreet Historical Global Archive

Files include sales, SIC codes, and number of employees at the establishment level. Note that compressed the files are 2.9 TB and uncompressed almost 39 TB.  Consists of 5 parts:

• WorldBase U.S. Unlinked: 2012+.  Consists of U.S. based business records that do not have ownership relations that link them together in a family tree structure.
• WorldBase Global Unlinked: Sept. 2009+. Consists of non-U.S. based business records that do not have ownership relations that link them together in a family tree structure.
• WorldBase Linkage: Sept. 2009+. Consists of international business records that contain ownership relationships that link them together in a family tree structure. Also contains traditional corporate linkage, which represents ownership greater than 50% and can exist for commercial entities, governments and non-profit organizations regardless of size. Linkage applies to active status records only, out of business records are not linked.
• WorldBase Business. May 2018+. Consists of additional company names and location information for global business records, such as Former Business Name and National Ids.
• WorldBase Delete: June 2012+. Consists of records that have been deleted from the D&B WorldBase database. Provides insight as to why the DUN’s number was removed