The results are rarely definitive because Google updates its search algorithm frequently. If you’re looking for nearby competitors, then your best bet may be to perform a geolocation search and see who ranks with us in that area or city.
It’s always interesting to see who ranks in Google’s eyes. Try several related terms, and look for businesses that are very similar to yours – size-wise or scope-wise. Searching on the Internet can be an efficient way of discovering market competition so do some searches today!