Credit unions continue to outperform banks when it comes to serving the financial needs of small and medium-sized enterprises, finds research by the Canadian Federation of Independent Business (CFIB).

Among the big five banks Scotiabank and BMO had the highest overall scores at 4.9 and 4 respectively, while TD followed at 3.8 and RBC at 3.7. CIBC received the lowest score at 2.8 based on small biz satisfaction.

Read: Small biz confidence inches downward in April

Also, the research shows a disturbing trend: the smaller the business, the lower the overall bank score. Compared to larger businesses, smaller firms have a tougher time getting the financing they need from their bank.

“Access to affordable financing and banking services is essential for hard-working entrepreneurs, and it’s clear that all of the banks should do more to serve small business clients,” says CFIB president and CEO Dan Kelly.

Read: 5 ways for businesses to improve cash flow

The bank scores are based upon nearly 13,000 survey responses from small business owners on four key issues: financing, fees, experience with account managers and service.

Read the full report.

Also read:

Small biz gets hiring tax credit

CRA aims to cut red tape on small biz

3 ways to help biz owners get cash