An intermediary who brings borrowers and lenders together, but does not use their own funds to originate mortgages, is known?

Answer: The mortgage broker.

Explanation:

The mortgage broker is an individual or company that connects the mortgage borrower to the right mortgage lender, which the mortgage borrower can afford their interest rates on mortgage.

The mortgage broker is paid by the mortgage lender for each mortgage borrower they bring that successfully borrows a property.