Fundraising Fox

Ajax Health

Venture capital

Menlo Park · Seed–Late Stage · 23 people tracked

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Investment thesis

Ajax Health focuses on investing for growth in the healthcare sector, partnering with experienced industry leaders to build and scale high-quality healthcare businesses on a global basis.

Invests inBiotechDigital HealthHealthtechMedical DevicesEuropeGermanyGlobalMenlo ParkUnited States

Source: firm website, verified Aug 11, 2026.

Stage
Seed–Late Stage
HQ
Menlo Park, California, US
Instruments
Equity
Founded
2017
AUM
$214.5M
Tracked investments
4

Team · 23 people

from the firm's website & public directories
Katy Wu· Office Administratorin

Office Administrator at Ajax; holds a BA in Romance languages from the University of Missouri.

What they invest in

from 3 of 4 portfolio companies

Healthtech ×2Biotech ×1Deep Tech ×1Digital Health ×1Medical Devices ×1

HQs:United States×4

Investments · 4 tracked

founders shown can be your intro path

By year:2021 · 12020 · 22019 · 14 dated

AtriomxJan 2021SEC filingmedium confidence

Menlo Park, US

Rush Pope(Executive Officer)Mike Carter(Executive Officer)

BoardShane Kreidel(Executive Officer)Duke Rohlen(Executive Officer, Director)Aftab Kherani(Director)

Board seatDoug Koo· per SEC Form D · $1M raise · filed Feb 2021

Protaryx MedicalJun 2020SEC filingmedium confidence

HealthtechBaltimore, US

Terri Burke(Executive Officer, Director)James Gammie(Director)

BoardAftab Kherani(Director)

Board seatDuke Rohlen· per SEC Form D · $8.1M raise · filed Jun 2020

Verix HealthOct 2019SEC filingmedium confidence

BiotechPhiladelphia, US

Tony Natale(Director)Sasha Schrode(Executive Officer, Director, Promoter)Doug Koo(Mr. Koo is the Chief Financial Officer of the Issuer.)Michael Dishowitz(Mr. Dishowitz is the Secretary and Treasurer of the Issuer.)

BoardAftab Kherani(Director)

Board seatDuke Rohlen· per SEC Form D · $8M raise · filed Oct 2019

XII Medicalxiimedical.comDec 2020SEC filingmedium confidence

XII Medical develops neuromodulation therapies for treating obstructive sleep apnea, focusing on simplifying treatment options and improving patient outcomes.

Deep TechDigital HealthHealthtechMedical DevicesUnion City, US

Garrett Schwab(Chief Executive Officer)Shane Kreidel(Secretary and Chief Financial Officer)Zachary Eisen(Director)

BoardJD Friedland(Director)Saoussen Ben Halima(Director)

Board seatDuke Rohlen· per SEC Form D · $15.1M raise · filed Apr 2022

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.

Frequently asked questions

What stage does Ajax Health invest at?
Ajax Health invests at the Seed, Series A, Series B, Series C, Late Stage stages.
What sectors does Ajax Health focus on?
Ajax Health focuses on Biotech, Digital Health, Healthtech, Medical Devices.
Where is Ajax Health located?
Ajax Health is headquartered in Menlo Park, US.

Media · Podcasts & interviews

featuring the team

Investor Connect - Episode 149 - Duke Rohlen of Ajax Health

Hall Martin · Duke Rohlen

Images

Ajax Health photoAjax Health photo

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