National Instruments Corporation , or NI (NATI), is an American company with over 5,000 employees and direct operations in 41 countries. Headquartered in Austin, Texas, it is a producer of automated test equipment and virtual instrumentation software. Their software products include LabVIEW, a graphical development environment, LabWindows/CVI, which provides VI tools for C, TestStand, a test sequencing and management environment, and Multisim (formerly Electronics Workbench), an electrical circuit analysis program. Their hardware products include VXI, VMEbus, and PXI frames and modules, as well as interfaces for GPIB, IÂ²C, and other industrial automation standards. They also sell real-time embedded controllers, including Compact FieldPoint and CompactRIO. Common applications include data acquisition, instrument control and machine vision.
In 2010, the company sold products to more than 30,000 companies in 91 countries with revenues of $860 million.