Nineteen out of the top 25 web 2.0 companies are currently located in San Francisco. Our map of the top 25 highlights this staggering concentration of companies that between them are shaping the social, image, search and indexing services of the web.
Only one company outside of the top 10 is located outside of the US - DailyMotion.com with its offices in Paris, France. London's Last.fm comes in at number 24, the only other company to make the list not in the US.
The full map is embedded below:
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View the map in full screen, complete with the key to the colour codes.
The map was remarkably easy to create, using Google MyMaps the majority of the locations can be found and saved via a simple search, only a couple of the companies required a more detailed lookup.
See the Top 100 Web 2.0 Movers.