Founded in 1958, the Waters Corporation is a prominent American manufacturer of analytical instruments. The company designs, manufactures, markets and services various analytical technologies, including mass spectrometry, liquid chromatography, and thermal analysis. Waters operates in two divisions, TA Instruments and Waters Division. Headquartered in Milford, Massachusetts, the company holds leading positions in complementary analytical technologies _ liquid chromatography, mass spectrometry, microcalorimetry and rheometry. Included to the S&P 500 Component, the Waters share price (WAT) has been set and traded on the New York Stock Exchange (NYSE).