Guarantor loans from as low as 39.9% APR. Borrow up to £12,000 with a fast, no hassle loan from the UK's leading guarantor loan lender SUCO. Our secure online application takes only a few... minutes to complete and with our impressive 'No Fees' loans, we are a company you can trust. Millions of people in the UK are faced with a financial situation which in most cases couldn't be helped. The banks rely on a credit scoring system to determine who they lend money to.