Help organize my business so I'm legal

I am a musician with a website and a You-Tube channel and just developed toddsclub song publishing company I need help getting everything legal and build my musician profile towards getting musicians profile channel on YouTube. Really I have more problems than I can write here but got to start some place. Looking for a PRO versatile to this work please. https://www.youtube.com/channel/UCpkUGsqxNBLFtCVG2KtXQsA and then website is https://todds.club/