SLICE Canceled them

I’m soo tired of slice. They keep placing a link to slice on our TripAvisor page. Tried for months and these d-mn people give me the run around. So I told them to remove us from their platform but the link is still there.
Any suggestions?
Thanks

Threaten legal action. I, luckily, haven’t had them put any links on our stuff that I know of. People use TripAdvisor? I don’t think I’ve ever looked to even see if we have a page of not