Technology companies established in 1981

Logitech International S.A. ( ) is a Swiss multinational manufacturer of computer peripherals and software. Headquartered in Lausanne, Switzerland, the company has offices throughout Europe, Asia, Oceania, and the Americas. It is a component of the Swiss Market Index, and is listed on the Nasdaq.

Infosys Limited is an Indian multinational technology company that offers information technology, business consulting, and outsourcing services. Founded in 1981 by seven engineers, the company is headquartered in Bengaluru and considered one of the Big Six Indian IT companies.

former American company

Brand name of equipment manufactured by Schneider Electric which continues product line of American Power Conversion

thumb|A Vari-Lite Moving headVari-Lite is a brand of automated, variable-colour stage lighting systems. Their intelligent lighting fixtures are commonly used in theatre, concerts, television, film and corporate events.