Started in 1985, originated from the United States, a well-known network card brand, and specializes in providing Fibre Channel Host Adapters (HBAs), embedded Fibre Channel Switches, and stacked Fibre Channel Switches.

QLogic Corporation (NASDAQ: QLGC) is a leading manufacturer of Fibre Channel Host Adapters (HBAs), embedded Fibre Channel Switches, and stacked Fibre Channel Switches. At the same time, the company is also a supplier of iSCSI host adapters and routers. QLogic products are used in enterprises of all levels in the world; many companies in the IT industry, such as Cisco, Dell, EMC, HP, IBM, NEC, NetApp and Oracle, also use QLogic solutions.

QLogic's shares began public trading on Nasdaq in 1994. The company has maintained strong growth since then and became a member of the Nasdaq 100 in 1999, and was selected as a S&P 500 in December 2000.