National Instruments Corporation, or NI, is an American multinational company with international operation. Headquartered in Austin, Texas, it is a producer of automated test equipment and virtual instrumentation software. Common applications include data acquisition, instrument control and machine vision. In 2012, the company sold products to more than 35,000 companies with revenues of $1.12 billion USD. The National Instruments Electronics Workbench Group is responsible for creating the electronic circuit design software NI Multisim and NI Ultiboard, which was previously a Canada-based company that first produced MultiSIM, and integrated ULTIboard with it.