ASML Holding N.V. (commonly shortened to ASML, originally standing for Advanced Semiconductor Materials Lithography) is a Dutch multinational corporation founded in 1984. ASML specializes in the development and manufacturing of photolithography machines which are used to produce computer chips. As of 2022[update] it is the largest supplier for the semiconductor industry and the sole supplier in the world of extreme ultraviolet lithography (EUV) photolithography machines used to manufacture the most advanced chips. As of 2023, ASML was the most highly valued European tech company by market capitalization with about 270 billion. From Wikipedia