John Robertson is a co-founder (2014) of DialySensors Inc., now Rametrix Technologies Inc. 

In a career spanning more than fifty years, he has worn many hats. 

By professional training and experience, he is a veterinarian, medical pathologist, nephrologist, oncologist and biomedical engineer.  Dr. Robertson was a senior staff member in Preclinical Drug Safety Evaluation at Hoechst-Roussel Pharmaceuticals and Astra Zeneca Pharmaceuticals where his duties included safety evaluation of drug candidates, regulatory compliance, and IT systems development.  In 1989 he joined Virginia Tech (VT) where he pursued a career in undergraduate and graduate/professional education and academic research.  While at VT, he authored/co-authored over 200 publications and book chapters, helped to secure over $22 million in sponsored research funding, and successfully mentored 95 students who completed MS and PhD degrees.  He holds nine issued patents and currently is seeking registration of eight additional patents. 

He has been honored to receive numerous awards for teaching, research, and leadership, including the Norden Teaching Excellence Award, Pfizer Research Excellence Award, and American Cancer Society Outstanding Merit Award.  He was formerly the Director of the Center for Comparative Oncology at VT.  He was retained as a consultant on toxicologic pathology to FDA-CDER, FDA-CFSAN, and the EPA, as well as serving as a consultant on drug development and testing for Aventis Pharmaceuticals, J&J, Schering, Novartis, and several smaller companies.  Dr. Robertson was (separately) the Secretary-Treasurer and President (1998) of the Society of Toxicologic Pathology, a 1000-member strong professional society, recognized nationally and internationally for the role of its members in drug and chemical development and safety.

In 2014, John and Ryan Senger co-founded DialySensors Inc., a Virginia C-corporation, focused on the use of a novel analytical/computational technology – Rametrix® Chemometric Analysis – for medical screening/diagnostics and analytical device development.

John Robertson earned his BS (Biology) from SUNY Stony Brook, MS (Zoology) from SUNY SUC Brockport, MS (Medical Pathology) from the University of Pennsylvania, VMD (Veterinary Medicine – Magna cum Laude), and PhD (Medical Pathology) from the University of Pennsylvania.  In 2021, he was inducted as a Senior Member into the National Academy of Inventors.