If you need that feature, and are willing to pay, check out the Demandbase API. I can't find any public websites documenting their API, but this Ruby gem gives

If you need that feature, and are willing to pay, check out the Demandbase API. I can't find any public websites documenting their API, but this Ruby gem gives an overview: https://github.com/leereilly/demandbase https://github.com/leereilly/demandbase.