I hope these factors will help to be on the Top in Search Engines.
Top SEO Ranking Factors:
1. Content [Your Content should be unique and relevant to your Keywords and should provide whole information for whatever they are concerned]
2. Meta Tags [Apply Appropriate Title (limit to 65 characters) & Meta Description (limit to 140 characters) as per your Webpage content]
3. Heading Tags [You can use your Keywords in Heading Tag, if they are related to the page content, you can make use of h1,h2,h3 tags]
4. Image Alt Tag [Providing Alt Tags to your images on a Page is also important, it somehow impacts search engine results]
5. Internal Linking [Internal Linking of your pages is also good SEO perspective, for example, you can link your services page from home page]
6. Link Building [Continue with Link Building Campaign, which involves Directory Submission, Social Bookmarking, Classified Submission, Forum Posting, Guest Posting, Web 2.0 Submission, Article Submission]