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About Us

From Discovery to IVD production: We harnessing the power of multiplex technology on Luminex (TM) and other multi-omics technologies and we offer novel products and services for biomarker discovery, companion diagnostics, serology, patient stratification, and compound evaluation. Our GMP, ISO13485, and ISO9001 compliant quality management system translates your discovery idea to an IVD  product.


The company was founded by Sofia Stamatatou & Leonidas Alexopoulos. Sofia holds a bachelor's degree in chemical engineering from the University of Patras, a Master's degree in Mechatronics, Robotics, and Automation Engineering from the National Technical University of Athens (NTUA), and a Master of Business Administration (MBA) from NTUA. Leonidas holds a tenured track position at the National Technical University of Athens and he studied at Duke, MIT, and Harvard Medical School.   

The advisory board is Doug Lauffenburger, Ford Professor of Biological Engineering, Chemical Engineering, and Biology at MIT and Peter Sorger, Otto Krayer Professor of Systems Pharmacology, Department of Systems Biology at Harvard Medical School. 

Today ProtATonce and affiliate company Protavio operates in Greece and UK and offers smart, innovative products and services on regular & multiplex assays with state of the art facilities.

UK: Protavio Ltd, The Bradfield Centre, 184 Cambridge Science Park, Cambridge, CB4 0GA
GR: ProtATonce Ltd, Demokritos Science Park, Patriarchou Grigoriou & Neapoleos, 15343 Ag. Paraskevi, Athens.

©2020 by Protavio / ProtATonce Ltd