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Richard King Mellon Foundation

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Last 12 months
4 investments
Tracked investments
10

What they invest in

from 10 of 10 portfolio companies

Healthtech ×5Medical Devices ×4AI & Machine Learning ×3Digital Health ×3Biotech ×2EdTech ×2Fintech ×2Hardware ×2

HQs:United States×7Australia×1China×1

Investments · 10 tracked

founders shown can be your intro path

By year:2026 · 32025 · 22024 · 12022 · 12020 · 12019 · 19 dated

Plexision, Inc.plexision.comin𝕏✓ verified

Plexision develops cellular biomarker-based blood tests for personalized diagnostics and drug development in infectious diseases, transplant rejection, and immuno-oncology.

AI & Machine LearningBiotechDigital HealthMedical DevicesPittsburgh, US

Rakesh Sindhi(Co-founder, Chief Scientific Officer and Chief Executive Officer)

Co-investorsInnovation Works

CytoAgentscytoagents.cominJul 2020

CytoAgents is a clinical-stage biopharmaceutical company developing therapies for the life-threatening symptoms of Cytokine Release Syndrome (CRS), an immune overreaction causing systemic inflammation.

BiotechHealthtechPittsburgh, US

Teresa Whalen, RPh(Chief Executive Officer)inCatherine Mott(Director)Teresa Whalen(Chief Executive Officer)Anthony McCarley(Director)John Friedman(Director)Stanley Marks(Director)

Co-investorsBoston Harbor AngelsDelaware Crossing Investor Group

Earfloearflocare.comin𝕏Nov 2025

Earflo develops a non-invasive home treatment device for negative middle ear pressure in children, addressing a common pediatric condition that affects millions of children annually.

Digital HealthHardwareHealthtechMedical DevicesPerth, AU

Dr. Intan Oldakowski(Co-founder)Dr. Matthew Oldakowski(Co-founder)Dr. Peter Santa Maria(Co-founder, Chief Medical Officer)Dr. Stephen Kargotich(Co-founder)

Co-investorsMelt VenturesPerth Angels

InnSight Technology, Inc.innsightech.comJun 2026

Innsightech develops technology for disease diagnosis and management that translates laboratory innovations into clinical applications.

Digital HealthHealthtechMedical DevicesPittsburgh, US

Leanne Labriola(Executive Officer, Director, Promoter)Dipanjan Pan(Executive Officer)

BoardGregory Jackson(Director)

Co-investorsLife Sciences Greenhouse Investments

LadderUp Housingladderuphousing.cominMay 2026

LadderUp Housing runs a coached rent-to-own pathway that helps working-class renter families build credit, reduce debt, and become mortgage-ready over about two years before purchasing a home.

FintechImpact & Social GoodPropTechToledo, US

Tom Voutsos(Founder & CEO)inGreg Voutsos(Head of Operations)inJD Vougiouklakis(Head of Client Success and Technology)inDoug Bowen(Head of Finance)in

MoneyStackmoneystack.cominOct 2024

MoneyStack provides financial counseling services to mental health and behavioral health professionals for their clients experiencing acute financial distress.

FintechHealthtechMental HealthAllison Park, US

Alex De Marco(Founder)in

Co-investorsSamvid VenturesSidecut VenturesTechstarsThe Fintech Fund

Nuvairanuvaira.comin𝕏Feb 2019 · $79M

Nuvaira develops the dNerva Lung Denervation System, a catheter-based device used in a one-time, outpatient bronchoscopic procedure that disrupts pulmonary nerve input to treat chronic obstructive pulmonary disease (COPD).

HardwareHealthtechMedical DevicesMinneapolis, US

Martin Mayse(Founder)inSteve Dimmer(Founder)inDennis Wahr(President & CEO)inLisa Flaherty(Chief Strategy Officer)inSteve Sathre(Vice President of Finance)inSteve Paidosh(Vice President of Operations)

Co-investorsWindham Capital PartnersEndeavour VisionLightstone VenturesMorgenthalerQiming Venture PartnersSplit Rock Partners+2 more

Surface Design Solutionssurface.designinSep 2025

Surface Design Solutions offers Surface Designer, a physics-informed AI software platform paired with expert analysis services that help manufacturers optimize the surfaces of parts and tooling.

Advanced ManufacturingAI & Machine LearningDeep TechPittsburgh, US

Luke Thimons(Secretary and Director)inTevis Jacobs(President, Treasurer and Director)inJohannes H?rmann(Secretary and Director of Issuer)Lars Pastewka(Director)

Toyz Electronicstoyzelectronics.comin𝕏Feb 2022

Toyz Electronics operates Dah-Varsity AI, an AI-enhanced learning platform and video game that upskills diverse and disadvantaged Gen Z students toward college or careers in STEAM, hardware, software, manufacturing, and entrepreneurship.

AI & Machine LearningEdTechGaming

Damola Idowu(Co-founder)inWole Idowu(Co-founder)

Co-investorsJumpstart Ventures

Wisdomhuasenwei.comFeb 2026 · $1.3M

Huasen Wei designs and supplies early childhood education furniture and classroom products for kindergartens and preschools, including themed room collections and integrated space planning services.

ConsumerEdTechGuangzhou, CN

Co-investorsNavis Capital PartnersPermanent Capital Ventures

Portfolio news

latest coverage across their companies

Fund commitments · as a limited partner · 92

as of Dec 2023

Private-fund positions this organization discloses in its own public filings and reports, $329.6M reported NAV. Returns are this LP's own position, net of fees.

FundManagerVintageCommittedNAVNet IRRTVPIDPI
Canvas Ventures 3 L.P.Canvas Ventures2020—$222.5K———
Capital Link Fund I, LLCLink Capital2007—$15.2M———
Capital Link Fund II, LLCLink Capital2008—$8.7M———
Carlyle Asia Growth Partners III, L.P.Carlyle Group2005—$948.4K———
Carlyle Asia Growth Partners IV LPCarlyle Group2008—$437.8K———
Carlyle Asia Partners Growth IICarlyle Group2021—$1.8M———
Carlyle Asia Partners II, L.P.Carlyle Group2006—$48.4K———
Carlyle Asia Partners IV, LPCarlyle Group2014—$3.8M———
Carlyle Asia Partners VCarlyle Group2018—$5M———
Carlyle Europe Partners II, L.P.Carlyle Group2003—$105.9K———
Carlyle Europe Partners III, L.P.Carlyle Group2012—$139.7K———
Carlyle Europe Partners IV, L.P.Carlyle Group2015—$2.6M———
Carlyle Europe Partners V, S.C.SP.Carlyle Group2019—$5.3M———
Carlyle Europe Real Estate Partners IIICarlyle Group2007—$22.9K———
Carlyle Partners V, L.P.Carlyle Group2007—$486.5K———
Carlyle Partners VI, L.P.Carlyle Group2013—$5.1M———
Carlyle Partners VII LPCarlyle Group2018—$13M———
Carlyle Partners VIII, L.P.Carlyle Group2022—$5.5M———
Carlyle Realty Partners IXCarlyle Group2021—$2.2M———
Carlyle Realty Partners V, LPCarlyle Group——$5.9K———
Carlyle Realty Partners VI, L.P.Carlyle Group2010—$597.4K———
Carlyle Realty Partners VII, L.P.Carlyle Group2014—$2.2M———
Carlyle Realty Partners VIII, L.P.Carlyle Group2017—$4.4M———
Carlyle Strategic Partners II, L.P.Carlyle Group2007—$17———
Carlyle U.S. Equity Opportunity Fund II, L.P.Carlyle Group2015—$5.6M———
Carlyle Venture Partners II, L.P.Carlyle Group2001—$18.3K———
Energy Capital Credit Solutions II-AEnergy2018—$20.7M———
Energy Capital Partners IV-A, LPEnergy2017—$5.1M———
Energy Capital Partners VEnergy2023—$2.1M———
Energy Spectrum Partners VI, L.P.Energy Spectrum Capital2010—$122.2K———
Energy Spectrum Partners VII, L.P.Energy Spectrum Capital2014—$5.2M———
KKR Asian Fund III-EEA SCSp LPKohlberg Kravis Roberts2018—$7.3M———
KKR Asian Fund IVKohlberg Kravis Roberts2020—$3.3M———
KKR North America Fund XIIIKohlberg Kravis Roberts2021—$2.8M———
KKR Special Situations Fund IIKohlberg Kravis Roberts2014—$3M———
KSL Capital Partners IV, L.P.KSL2016—$6.2M———
KSL Capital Partners V, L.P.KSL2019—$5.8M———
KSL Capital Partners VIKSL2022—$1.1M———
Lion Capital Fund IIILion Capital2010—$3M———
M/C Partners VIIIMc Credit2019—$5.2M———
M/C Venture Partners V, L.P.Mc Credit2000—$8.8K———
Newbridge Asia IV, L.P.Newbridge Asia2005—$22.9K———
NGP ETP IV, LPNgp2021—$1.2M———
NGP Natural Resources XI, L.P.Ngp2014—$4.6M———
NGP Natural Resources XII, L.P.Ngp2017—$4M———
Oaktree Opportunities Fund IXOaktree2012—$7.1M———
Oaktree Opportunities Fund XOaktree2015—$5.1M———
Oaktree Opportunities Fund XbOaktree2018—$17.3M———
Oaktree Opportunities Fund XI, L.P.Oaktree2020—$10.1M———
Oaktree Principal Fund V, L.P.Oaktree2010—$5K———
Oaktree Real Estate Opportunities Fund V, L.P.Oaktree2012—$30.4K———
Oaktree Real Estate Opportunities Fund VIIIOaktree2020—$5.2M———
OCM Opportunities Fund V, L.P.Oaktree2004—$6.5K———
OCM Opportunities Fund VI, L.P.Oaktree2005—$2.1K———
OCM Opportunities Fund VII, L.P.Oaktree2007—$96.2K———
OCM Opportunities Fund VIIbOaktree2008—$4.1K———
OCM Opportunities Fund VIIIb, L.P.Oaktree2001—$977K———
OCM Principal Opportunities Fund IV, LPOaktree2006—$57.1K———
OpenView Venture Partners V LPOpenView Venture Partners2017—$7.7M———
OpenView Venture Partners VI LPOpenView Venture Partners2020—$3.9M———
OpenView Venture Partners VII LPOpenView Venture Partners2022—$729.4K———
Riverstone Global Energy and Power Fund V, L.P.Riverstone Global Energy and Power2012—$1.8M———
Riverstone Global Energy and Power Fund VI, L.P.Riverstone Global Energy and Power2016—$4.7M———
RREEF Global Opportunities Fund II, LLCRreef2005—$37.8K———
TA XIAvista2010—$886.5K———
TPG Asia VTPG2008—$264.4K———
Tpg Asia Vi, LPTPG2012—$7.5M———
TPG Asia VII (A), L.P.TPG2019—$7.5M———
TPG Growth Fund III, L.P.TPG2002—$3.9M———
TPG Growth IV LPTPG2018—$6.9M———
TPG Growth V LPTPG2021—$5.6M———
TPG Partners IV, L.P.TPG2003—$4.6K———
TPG Partners IX, L.P.TPG2023—$1.6M———
TPG Partners V LPTPG2006—$5.1K———
TPG Partners VITPG2008—$77.6K———
TPG Partners VII, L.P.TPG2015—$4M———
TPG Partners VIII, L.P.TPG2019—$8.6M———
TPG Real Estate Partners IIITPG2019—$3.7M———
TPG Real Estate Partners IVTPG2022—$224.4K———
Vensana Capital I, L.P.Vensana Capital2018—$2.5M———
Versant Venture Capital II, L.PVersant Ventures2001—$135.9K———
Warburg Pincus China LPWarburg Pincus2016—$5.5M———
Warburg Pincus Energy, L.P.Warburg Pincus2014—$2.5M———
Warburg Pincus Equity Partners, L.P.Warburg Pincus1998—$29.4K———
Warburg Pincus Global GrowthWarburg Pincus2019—$9.8M———
Warburg Pincus Global Growth XIVWarburg Pincus2022—$2.4M———
Warburg Pincus Private Equity Fund XI, L.P.Warburg Pincus2009—$2.8M———
Warburg Pincus Private Equity Fund XII, L.P.Warburg Pincus2011—$8.8M———
Warburg Pincus Private Equity IX LPWarburg Pincus2005—$11.8K———
Warburg Pincus Private Equity X LPWarburg Pincus2007—$183.3K———
WindRose Health Investors V LPWindRose Health Investors2019—$10.9M———
WindRose Health Investors VI LPWindRose Health Investors2022—$4M———

Source: Form 990-PF RICHARD KING MELLON FOUNDATION 2020. TVPI = total value / paid-in; DPI = distributions / paid-in.

Frequently asked questions

How many investments has Richard King Mellon Foundation made?
Richard King Mellon Foundation has 10 tracked investments, including 6 dated in the last 24 months.