SEO stands for search engine optimization. A lot has been written on the topic on the Internet for the last couple of years. The thing that I would like to write about in this post are SEO companies. SEO companies are a new phenomenon. They help webmasters and anyone who needs their help making their websites more popular. Since there are so many SEO companies, it might be wise for a webmaster to find a list of the best SEO companies on the market. It is true that some SEO companies are better than other SEO companies are. Some SEO companies are cheaper, offer better services, or are simply more experienced and know more about the subject.