In the United States, commercial finance is the function of offering loans to businesses. Commercial financing is generally offered by a bank or other commercial lender. Most commercial banks offer commercial financing, and the loans are either secured by business assets or alternatively can be unsecured, where the lender relies on the cash flows of the business to repay the facility. In the United States, commercial finance is the function of offering loans to businesses. Commercial financing is generally offered by a bank or other commercial lender. Most commercial banks offer commercial financing, and the loans are either secured by business assets or alternatively can be unsecured, where the lender relies on the cash flows of the business to repay the facility.