/Investor DB

SUMMATION HEALTH VENTURES — Full Portfolio

9 tracked investments · listed companies and verified rows first

Advanced Practice Strategiesaps-web.com𝕏Mar 2015

Relias provides assessment-driven, personalized continuing education, simulations, and analytics for healthcare organizations, with a focus on obstetrics and reducing maternal mortality.

Digital HealthEdTechHealthtechBoston, US

Hugh Merryweather(Executive Officer)Russell K. Richmond(Executive Officer, Director)

BoardSeth Blackley(Director)Matthew Hermann(Director)Rick Vandervenne(Director)John Ambrose(Director)

Co-investorsAscension Ventures

Arteraartera.aiin𝕏Dec 2025 · $150M

Artera develops AI-powered diagnostic tests that analyze patient biopsy images to predict therapeutic response in cancer care.

AI & Machine LearningHealthtechMedical DevicesLos Altos, US

Andre Esteva(Founder)in

Co-investorsAIspace VenturesBreyer CapitalCoatue ManagementKoch Disruptive TechnologiesLead Edge CapitalStartX+8 more

Arteraartera.ioin𝕏Dec 2025 · $150M

Artera provides AI-powered voice and text communication agents for healthcare providers to improve patient engagement and streamline coordination of care.

AI & Machine LearningDigital HealthHealthtechSaaSSanta Barbara, US

Guillaume de Zwirek(CEO and Co-founder)in

Co-investorsJackson Square VenturesMartin VenturesMemorialCare Innovation FundScOp Venture CapitalTechstarsHealth Velocity Capital+2 more

Foldaxfoldax.comin𝕏

Foldax develops heart valve replacement technology leveraging polymer expertise and biologic design.

Advanced ManufacturingBiotechHealthtechMedical DevicesSalt Lake City, US

Frank Maguire(Executive Officer, Director)

BoardKen Charhut(Director)George Wallace(Director)Morteza Gharib(Director)Mory Gharib(Director)

Co-investorsAngel Physicians FundKairos Venture Investments, LlcMemorialCare Innovation FundBioStar CapitalBioStar VenturesKairos Venture Partners

Gauss Surgicalgausssurgical.com

HealthtechLos Altos, US

Siddarth Satish(Executive Officer, Director)Milton B. McColl(Executive Officer, Director)inRalph L. Arnheim III(Executive Officer)

BoardJay Watkins(Director)inMark Gonzalgo(Director)

Co-investorsCorewell Health VenturesGen CapitalPromus VenturesRex Health VenturesSonder Capital

NarrativeDxnarrativedx.comin𝕏Feb 2019acquired by Press Ganey

NarrativeDx is an Austin-based AI platform that analyzes unstructured patient feedback for hospitals and health systems.

AI & Machine LearningDigital HealthEnterprise SoftwareHealthtechSaaSAustin, US

Senem Guney(Executive Officer, Director)Kyle Robertson(Executive Officer, Director)Patrick Ryan(Chairman and Chief Executive Officer)inNell Buhlman(Chief Strategy Officer)inDarren Dworkin(President and Chief Operating Officer)inKyle Ferguson(President and Chief Commercial Officer)in

Co-investorsBCIExcelerate Health VenturesHealthX VenturesLeonard GreenLiveOak VenturesTechstars+2 more

Silversheetsilversheet.cominAug 2017 · $5MAcquired

Cloud credentialing software for healthcare facilities and providers; acquired by AMN Healthcare in January 2019.

HealthtechCulver City, US

Miles Z. Beckett(Executive Officer, Director, Promoter)Paras Maniar(Director)

BoardGreg Bettinelli(Director)David A. Rakoff(Director)

Co-investorsAct One VenturesBonfire VenturesInnovating CapitalTechstarsUpfront VenturesBAM Ventures+3 more

Silversheetamnhealthcare.comin𝕏Aug 2017 · $5MAcquired

AMN Healthcare is a publicly traded healthcare staffing and workforce solutions company that supplies clinical and nonclinical professionals — including nursing, allied, international, leadership, and locum staff — on travel, temp-to-hire, per diem, and permanent bases.

Digital HealthFuture of WorkHealthtechHR Tech

Co-investorsAct One VenturesDigi VenturesUpfront VenturesBAM VenturesRincon Venture PartnersSlow Ventures+1 more

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

MD Insider

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.