Email lists scraping

Hello Everyone, As part of a marketing assignment, we are currently in a need for an experienced email web scraper. In the attached file, you will find a list of motorbike dealerships, that we have in our database. However, sadly, this list lacks of email addresses and therefore we are seeking a smart-intelligent way to scrap it from the web. This excel file contains details about dealership, including Names, physical addresses, phone number,...and for some websites Please describe your approach to this and also evaluate the amount of time that you would require for such task, knowing that the list will be significalty narrow it down to hopefully 3000 inputs. We do look forward to a constructive relationship with our freelancer. Thank you for looking