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John Waldeisen

John Waldeisen

Entrepreneur building healthcare diagnostics and patient communication

waldeisen
Berkeley, California
Joined May 2025
Favicon imagejohnwaldeisen.com
Favicon imageliteraseed.io
Favicon imagewellfound.com
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Summary

Entrepreneurial leader in healthcare diagnostics: co-founded and led startups focused on translating microfluidic and molecular diagnostics into disposable at-home and point-of-care products, driving companies from university research to commercialization, public listing, and eventual acquisition. nih+2
Operator who navigates technical, regulatory, and commercial challenges: has overseen product development (microfluidics, optoelectronics, colorimetric readouts), pursued FDA clearances for at‑home molecular tests, and led fundraising and commercialization efforts including an IPO. nih+2
Mission-driven founder focused on health equity and safety‑net systems: current work centers on improving communication and care for low‑income, underinsured, and Medicaid patients through accessible, clinician-integrated digital tools. literaseed
Inventor and grant-writer with deep technical contributions: co-inventor on company patents used in commercial diagnostics and a participant in winning non-dilutive funding and government contracts to advance diagnostic development. berkeley+1
Early-stage investor and mentor: participated in investment and advisory activities (including Wefunder’s pandemic fund efforts), interviewing and supporting startups while engaging in seed / early-stage investing and mentorship. sec+1

Work

Education

Projects

Writing

Devices and methods for biological assay sample preparation and delivery

January 1, 2016

Patent covering fluid handling and sample preparation approaches used in the development of disposable microfluidic diagnostic devices.

Favicon imagepmc.ncbi.nlm.nih.gov

Colorimetric detection of nucleic acid amplification

January 1, 2014

Patent covering colorimetric readout methods used to enable disposable molecular diagnostic devices.

Favicon imagepmc.ncbi.nlm.nih.gov

Hobbies

Active on social media, commenting on diagnostics, regulatory process, and startup issues. nitter