A BillionToOne co-founder, David believes that applying engineering principles to biology will be transformative for medicine. He is the original inventor of our molecular counting platform and has presented BillionToOne’s clinical trial results at a variety of national conferences. David oversees all technology developments at BillionToOne.He received a PhD in bioengineering from Rice University, where he was awarded a Nanobiology training fellowship. David has a bachelor’s degree in physics, cum laude, from Princeton University with minors in biophysics and engineering management systems. While at Princeton, he was twice awarded the Shenstone Prize in Physics.

Lisa joined BillionToOne in September of 2023. Recognized nationally as an expert in population-based carrier screening and has published extensively on Ashkenazi Jewish genetic disorders, Lisa has developed several novel test methods, including the identification of individuals that are at increased risk of being silent carriers for spinal muscular atrophy as well as the use of genetic ancestry in pan-ethnic carrier screening. With more than 18 years of experience as a clinical laboratory leader and CLIA director, Lisa was a co-founder of Sema4 and held the title of Chief Diagnostics Officer from 2017 to 2022. Prior to her time at Sema4, Lisa was the Executive Director of the Mount Sinai Genetic Testing Laboratory.Lisa received her Ph.D. in Molecular Genetics from The Albert Einstein College of Medicine and received her fellowship training from the Icahn School of Medicine at Mount Sinai where she became board certified in Clinical Molecular Genetics and Clinical Cytogenetics. Lisa currently holds the academic title of Associate Professor in the Department of Genetics and Genomic Sciences at Mount Sinai.

Jennifer joined BillionToOne in July 2020. As a certified genetic counselor with over 17 years of clinical experience, Jen is committed to ensuring patients and providers are supported and educated about the options and utility of prenatal testing.

Jen joins BillionToOne after 17 years as a prenatal genetic counselor at UTHealth where she led a team of genetic counselors providing patient care in MFM clinics across the city of Houston. Jen has extensive volunteer and leadership experience within national societies such as American College of Obstetrics and Gynecology and National Society of Genetic Counselors.

She served as president of NSGC in 2014.Jen earned her MS in genetic counseling from the University of Texas Health Science Center in Houston and her Bachelor of Science in Biology with a minor in Chemistry from Truman State University.

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