Apple

Apple

1998-present

Apple Inc., formerly Apple Computer, Inc., is an American multinational corporation headquartered in Cupertino, California that designs, develops, and sells consumer electronics, computer software and personal computers.

Samsung

Samsung

Samsung Logo.svg

Samsung Group is a South Korean multinational conglomerate company headquartered in Samsung Town, Seoul. It comprises numerous subsidiaries and affiliated businesses, most of them united under the Samsung brand, and is the largest South Korean chaebol (business conglomerate).

Sony

Sony

Sony logo.svg

Sony Corporation, commonly referred to as Sony, is a Japanese multinational conglomerate corporation headquartered in Konan Minato, Tokyo, Japan. Its diversified business is primarily focused on the electronics, game, entertainment and financial services sectors. The company is one of the leading manufacturers of electronic products for the consumer and professional markets. Sony is ranked 87th on the 2012 list of Fortune Global 500.