Proteome Sciences plc provides contract research services for the identification, validation, and application of protein biomarkers in the United States, the United Kingdom, the European Union, and internationally. Its offerings include TMT LC-MS2, TMT LC-MS3, SysQuant, and TMTcalibrator, as well as top 14 and super depletion of proteins from serum and plasma, selective reaction monitoring (SRM), parallel reaction monitoring (PRM), SRM assay, and TMT SRM. The company serves pharmaceutical and biotechnology companies and academic research institutes. Incorporated in 1993, it is based in Cobham, the United Kingdom.