2012 SBO data is also available through the Census Bureau API. APIs are available for the Company Summary, Characteristics of Businesses, and Characteristics of Business Owners.
For more information about the SBO API, please visit the SBO API developer's page at https://www.census.gov/data/developers/data-sets/business-owners.html
For more general information about using Census Bureau API data, please visit the Census Bureau's API website at //www.census.gov/developers/
See below for more specific technical information needed to access each of the available SBO API datasets.