Subprime auto lenders: https://www.cyberleadinc.com/subprime-auto-lenders/
Nonprime mortgage lenders: https://www.nonprimelenders.com/lenders/
Prime = good borrower. Subprime/nonprime = not a good borrower.
Just quick examples, lots more out there. It is incredibly difficult not to qualify for credit entirely. Someone, somewhere will lend to you at an interest rate in accordance with your risk profile. Investors are hungry for returns.