After filtering the shortlisted firms for spammers and unethical SEOs, then you should have a look at the portfolios of the staying SEO Services. Look for the sites that these businesses have worked on and find out how well these rank on the search engines that are popular. Choose the SEO Company that has worked on sites like yours and successfully managed to position them on the search engine success. In this manner, you are able to narrow down to the right search engine optimization Company to optimize your organization website.