Our Team


We have purposefully built our team with exceptional company-builders and passionate scientists. We have hands-on experience and prior knowledge of translating novel biomarker discoveries into groundbreaking diagnostics.


Minnie Sarwal, MD, PhD

Founder, CMO, Interim CEO

Renowned nephrologist who heads a federally funded academic lab and leads the precision medicine program in solid organ transplantation and kidney diseases at UCSF.


Kahler Pascuale (KP) Bugtong

Senior Research Associate

Assay and protocol development across five organizations with expertise in cell-free DNA analysis.


Drew Watson, PhD, MBA

Founder, COO

Senior executive experience in multiple genomic companies, scientific and statistical advisor to numerous therapeutic and diagnostic companies, and recognized expert in biostatistics, computational biology and algorithm development.

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Reuben Sarwal



Diana Cherbavaz, PhD

Vice President of Product Development

21 years of assay experience in pharmaceutical discovery, life science platform evaluation, and molecule diagnostic development from feasibility through commercialization including NGS applications.

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Katherine Valdivieso

Research Associate

CLIA laboratory experience with expertise in DNA applications

Joshua Y. Yang, M.Eng.

Co-Founder, Lead Assay Development

Bioengineering, clinical, and entrepreneurial experience across five academic institutions and two startup companies, including co-invention of the KIT Bio assay.


Scientific Advisory Board


Ron Shapiro, M.D.

Director, Mt. Sinai Hospital, NY

Kidney Transplant


David Jayne, MD

Cambridge University, UK


Tara K. Sigdel, Ph.D.

University of California, San Francisco

Biochemistry, Assay Development


Flavio Vincenti, M.D.

University of California, San Francisco

Kidney Transplant


Tom Chi, MD

Director, University of California, San Francisco


Martha Pavlakis, MD

Director, Deaconess Beth Israel Medical Center, Harvard Medical School


Richard Lafayette, MD

Stanford University, National Kidney Foundation



Ramona Doyle, MD

Stanford University, University of California, San Francisco



John Sninsky, Ph.D.

Former Chief Scientific Officer, CareDx, Inc.

Former VP Discovery Research Celera, and Roche Molecular Systems


Business Advisory Board

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Ted Snelgrove, M.B.A.

Former Chief Business Officer, Counsyl Inc.

Business Development

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Elliot Cowan

FDA, Partners in Diagnostics, LLC

Regulatory Strategy Advisor


Ajit Singh, PhD

Managing Partner, Artiman Ventures

Strategy and Investment Advisor

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David Savoca

Information Technology


Mukund Srinivasan, MBA, PhD

Virtual Incision Corporation

Financial Strategy Advisor

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Vern Norviel

Wilson Sonsini Goodrich and Rosati

Patent Portfolio; FTO

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Ashok Bhagat

Information Technology

Linda McAllister, MD, PhD

Chief Medical Officer, Revelar

Business Development

Mike Danaher

Wilson Sonsini Goodrich and Rosati

Patent Portfolio; FTO