We work on many lead research projects and one of our favourite tools for collecting contact data is skrapp.io
Below is a quick guide to using it. Try Skrapp.io here
Step 1: Sign up on skrapp.io, add the extension to your browser and create a list.
Step 2: Create a LinkedIn Sales Navigator search.
Step 3: Export the results to the list in Skrapp
Step 4: Export your leads from Skrapp into a CSV or an Excel file.
Step 5: Use those leads and earn some business!