Fire your SEO if they put a link from YOUR website to theirs. You might know what I’m talking about and we in the SEO world call it, footer spam. It’s a way that some SEO companies use to dilute YOUR websites authority while boosting theirs through a keyword heavy link. You might see something like this: Powered by: Colorado SEO.
If your SEO provider is using YOUR website for THEIR benefit – fire em, and fire em quick.