David Narrow

General Partner

David Narrow is a medical device CEO and advisor with experience attracting NIH grants, overseeing clinical trials, managing R&D projects, achieving regulatory approvals, and securing new reimbursement codes. He is currently co-founder and CEO of Sonavex Inc., a venture-backed medical device company spun-out of Johns Hopkins University, which has raised $24M in equity and $10M in federal grant funding. The company develops AI/DL-enabled ultrasound solutions for surgical patients, including technologies to assess AV fistula maturation and guide needle cannulation. Sonavex’s EchoMark & EchoSure products were recognized in TIME’s Best Inventions of 2024.

His first venture, MonoMano Inc., provides rehabilitative, general health, and social benefits to stroke survivors by making cycling accessible for those with functional use of a single arm and leg.

Narrow holds several patents and serves as an advisor to start-ups and investors.

David previously worked with multinational medical device companies to commercialize their technologies and provide long-term business strategy as a healthcare consultant at Health Advances LLC.

Narrow earned his B.S. in Biomedical Engineering with Highest Distinction from the University of Rochester before receiving his Masters from Johns Hopkins University. Narrow was named 30 Under 30 in Healthcare by Forbes in 2016, 40 Under 40 by the Baltimore Business Journal in 2017, and Baltimore’s Top BioHealth Startup CEO in 2019.