McDonalds is headquartered in Oak Brook, Il. The company has been in operation since 1940 and has yearly revenues of 28 Billion with approximately 1,800,000 employees. McDonalds is a publicly traded company, trading under the symbol MCD. Follow McDonalds on twitter at @McDonalds. Read about the company culture, corporate mission, and discover any job openings at McDonalds, by visiting their career page. If you need help finding more information about McDonalds, visit their website.