Google celebrates its birthday on September 27, so what makes September 4 special for the company

Google celebrates its birthday on September 27 every year, so what makes September 4 special for the company? September 4 is the day when Google was incorporated. Google was founded on September 4, 1998, at a garage in Menlo Park, CA, by founders Larry Page and Sergey Brin. The company in fact celebrated its birthday on September 4 for 7 years after which it was moved to September 27.