东芝（Toshiba），是日本最大的半导体制造商，也是第二大综合电机制造商，隶属于三井集团。公司创立于1875年7月，原名东京芝浦电气株式会社，1939年由东京电气株式会社和芝浦制作所合并而成，业务领域包括数码产品、电子元器件、社会基础设备、家电等。20世纪80年代以来，东芝从一个以家用电器、重型电机为主体的企业，转变为包括通讯、电子在内的综合电子电器企业。进入90年代，东芝在数字技术、移动通信技术和网络技术等领域取得了飞速发展，成功从家电行业的巨人转变为IT行业的先锋。

东芝（Toshiba）半导体公司

先进的加工技术、高度复杂的产品开发能力以及向全球客户销售各类器件的经验，使东芝（Toshiba）在世界半导体市场始终保持着领先的地位。为促进持续的扩展，东芝（Toshiba）专注于提高在高附加价值高性能的存储器和系统大规模集成电路（LSI）方面的能力，并同时加强公司在分立元器件市场的世界龙头地位。东芝（Toshiba）固态硬盘（SSD）在抗振、传输速度、设计灵活性和电源效率方面具有卓越的性能，它为公司继续在NAND闪存领域保持活力和市场领先地位作出了贡献。

东芝（Toshiba）半导体公司主要产品：
NAND闪存、固态硬盘、MCP、宽带系统大规模集成电路、多媒体SoC、客户明知SoC、显示激励器、模拟集成电路、CMOS图像传感器、通用性CMOS逻辑电路、小型信号装置、电源装置、光学半导体装置

Toshiba Corporation (株式会社東芝 Kabushiki-gaisha Tōshiba), commonly known as Toshiba and stylized as TOSHIBA, is a Japanese multinational conglomerate headquartered in Tokyo, Japan. Its diversified products and services include information technology and communications equipment and systems, electronic components and materials, power systems, industrial and social infrastructure systems, consumer electronics, household appliances, medical equipment, office equipment, as well as lighting and logistics.

Toshiba was founded in 1939 as Tokyo Shibaura Denki K.K. through the merger of Shibaura Seisaku-sho (founded in 1875) and Tokyo Denki (founded in 1890). The company name was officially changed to Toshiba Corporation in 1978. Toshiba made a large number of corporate acquisitions during its history, including of Semp in 1977, of Westinghouse Electric LLC in 2006, of Landis+Gyr in 2011, and IBM's point-of-sale business in 2012.

Toshiba is organized into four groupings: the Digital Products Group, the Electronic Devices Group, the Home Appliances Group and the Social Infrastructure Group. It is listed on the Tokyo Stock Exchange, where it is a constituent of the Nikkei 225 and TOPIX indices, the Osaka Securities Exchange and the Nagoya Stock Exchange. Toshiba is the seventh largest semiconductor manufacturer in the world.

On 11 April 2017, Toshiba filed unaudited quarterly results because of uncertainties at Westinghouse, which had filed for Chapter 11 bankruptcy protection.

Toshiba offers a wide range of products and services, including air conditioners, consumer electronics (including televisions and DVD and Blu-ray players), control systems (including air-traffic control systems, railway systems, security systems and traffic control systems), electronic point of sale equipment, elevators and escalators, home appliances (including refrigerators and washing machines), IT services, lighting, materials and electronic components, medical equipment (including CT and MRI scanners, ultrasound equipment and X-ray equipment), office equipment,business telecommunication equipment personal computers, semiconductors, power systems (including electricity turbines, fuel cells and nuclear reactors) power transmission and distribution systems, and TFT displays.