Hi,
I have a software written for windows using python that can help you in email marketing, that software gets input of the email address through excel sheet, That Can Send Huge number of emails within few minutes, I have a demo of it You can have a chat and see how it works,
Also IF you want extraction of business names and emails that you can contact me I have written software for that too and demo is also available.
Just have a chat and see samples then we can discuss more, thanks