Sure, CNA is a good company if you are looking for a custom insurance plan and want a big name to back it up. On paper, CNA offers their policyholders a wide variety of options and a network of global knowledge. Still, some of those 1-star reviews do cause concern. After all, it doesn't matter however good your insurance plan seems to be if you are going to endure a struggle to actually use your coverage. It is worth nothing once more though, that while the reviews were bad, there were not that many of them. See our final thoughts.