Founded in 1993, Advion BioSciences Inc., of Ithaca, N.Y., is a leading provider of mass spectrometry services to the pharmaceutical industry, and a developer of automated, chip-based technology designed to boost the sensitivity, data quality and sample throughput for electrospray mass spectrometers. The privately held company operates one of the world's largest LC/MS facilities. Advion's clients include 13 of the top 15 pharmaceutical companies.