Apple Inc. is an American multinational technology company headquartered in Cupertino, California. As of March 2023, Apple is the world's largest company by market capitalization, and with US$394.3 billion the largest technology company by 2022 revenue. As of June 2022, Apple is the fourth-largest personal computer vendor by unit sales; the largest manufacturing company by revenue; and the second-largest mobile phone manufacturer in the world. It is considered one of the Big Five American information technology companies, alongside Alphabet, Amazon, Meta, and Microsoft. Apple was founded as Apple Computer Company on April 1, 1976, by Steve Wozniak, Steve Jobs and Ronald Wayne to develop and sell Wozniak's Apple I personal computer. It was incorporated by Jobs and Wozniak as Apple Computer, Inc. in 1977. The company's second computer, the Apple II, became a best seller and one of the first mass-produced microcomputers. Apple went public in 1980 to instant financial success. The company developed computers featuring innovative graphical user interfaces, including the 1984 original Macintosh, announced that year in a critically acclaimed advertisement called "1984". Wikipedia