Expand and cleanse data using Linkedin

We are seeking a freelancer to expand and cleanse a list of 190 contacts from 50 different companies. The goal is to identify all other sales-related contacts at these companies using LinkedIn and gather their email addresses.

The freelancer will need to use LinkedIn's advanced search features to find contacts who work in sales or have sales-related roles within the companies. They will then need to manually verify and cleanse the data to ensure accuracy.

The final deliverable will be a clean and expanded list of sales-related contacts with their email addresses.

Please note that the freelancer will need to have a understanding of LinkedIn's search functionality and email address structures and email finding tools to do this project.

Example data provided, please respond showing you understand this task using the example data provided.

Examples of the titles we would be looking for are Sales, Business Development Manager, Sales Manager, Sales Executive, CEO, Director, and any other title that would suggest a sales or management role.