You can load a saved companies list with up to 10K companies to the Company Search page to continue filtering the results (or, for example, to exclude the companies on the list from the search).
Click on Show Advanced Filters at the bottom of the filters pane.
Click on the Load Saved Lists filter.
Select the relevant companies’ list in the drop-down menu or enter the list’s name.
The companies on the saved list will be presented on the search page.
If you want to exclude these companies from your search, click the Exclude icon on the left side of the list’s name.