You want to know more about Nike, Facebook and McDonald's? OpenCorporates aims to do a straightforward (though big) thing: have a URL for every company in the world. It is probably the largest open database of companies in the world. You can search more than 84 million companies and directors from all jurisdictions. If you are an investigative journalist, researcher, an activist or simply a curious citizen you can dive into the incredible amounts of data released by OpenCorporates and download it under Open Database license. You can query OpenCorporates from the homepage, use the API, or download the data to include it into your research or website.