Remove Unauthorized Email on AdSense

My Google AdSense account is linked to an email address that I’ve never owned, and I need that unauthorized access removed so I can regain full control of the account. I haven’t attempted any recovery steps yet, so you’ll be starting with a clean slate... (Budget: $30 - $250 USD, Jobs: Account Management, Google Ads, Google Adsense, Incident Response, PHP, Technical Support, Website Design, WordPress)