The Business Register from the U.S. Census provides micro-level data on all U.S. business establishments and companies, though access is limited.
Establishment micro-level data
Coverage from 1972 to present
Includes measures of location, organization type, industry classification, and operating data.
Updated continuously as data becomes available from the Census and federal programs.
Data is pulled from the U.S. Census and federal agency data sources.
For additional information
Census Business Register