How many investments has Richard King Mellon Foundation made?

Richard King Mellon Foundation has 8 tracked investments, including 5 dated in the last 24 months.

Richard King Mellon Foundation

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Last 12 months

4 investments

Tracked investments

What they invest in

from 8 of 8 portfolio companies

AI & Machine Learning ×3Digital Health ×3Healthtech ×3Medical Devices ×3Biotech ×2EdTech ×2Advanced Manufacturing ×1Consumer ×1

HQs:United States×5Australia×1China×1

Investments · 8 tracked

founders shown can be your intro path

By year:2026 · 3 2025 · 2 2022 · 1 2020 · 17 dated

Plexision, Inc.plexision.com in 𝕏✓ 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.com inJul 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 Angels

Earfloearflocare.com in 𝕏Nov 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 Ventures

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)

Board Gregory Jackson(Director)

Co-investorsLife Sciences Greenhouse Investments

LadderUp Housingladderuphousing.com inMay 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

Surface Design Solutionssurface.design inSep 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.com in 𝕏Feb 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 Partners

Portfolio news

latest coverage across their companies

Richard King Mellon Foundation Awards $515,000 Social Impact Investment to InnSight Technology Following First-Place SII Pitch Competition Win | The Manila Times

InnSight Technology, Inc. · manilatimes.net · Jul 30, 2026

Richard King Mellon Foundation invests $250K into company that helps families become homeowners – WPXI

LadderUp Housing · wpxi.com · May 31, 2026

CytoAgents - aVenture Company Research

CytoAgents · aventure.vc · May 31, 2026

2026 Startups to Watch: Surface Design Solutions - Pittsburgh Business Times

Surface Design Solutions · bizjournals.com · Apr 9, 2026

Wisdom Raises Over $1.3 Million In Pre-Seed Financing To Support Aging In Place

Wisdom · pulse2.com · Feb 16, 2026

Earflo Secures Investment To Accelerate At-Home Pediatric Ear Care Innovation

Earflo · pulse2.com · Nov 21, 2025

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.

Fund	Manager	Vintage	Committed	NAV	Net IRR	TVPI	DPI
Canvas Ventures 3 L.P.	Canvas Ventures	2020	—	$222.5K	—	—	—
Capital Link Fund I, LLC	Link Capital	2007	—	$15.2M	—	—	—
Capital Link Fund II, LLC	Link Capital	2008	—	$8.7M	—	—	—
Carlyle Asia Growth Partners III, L.P.	Carlyle Group	2005	—	$948.4K	—	—	—
Carlyle Asia Growth Partners IV LP	Carlyle Group	2008	—	$437.8K	—	—	—
Carlyle Asia Partners Growth II	Carlyle Group	2021	—	$1.8M	—	—	—
Carlyle Asia Partners II, L.P.	Carlyle Group	2006	—	$48.4K	—	—	—
Carlyle Asia Partners IV, LP	Carlyle Group	2014	—	$3.8M	—	—	—
Carlyle Asia Partners V	Carlyle Group	2018	—	$5M	—	—	—
Carlyle Europe Partners II, L.P.	Carlyle Group	2003	—	$105.9K	—	—	—
Carlyle Europe Partners III, L.P.	Carlyle Group	2012	—	$139.7K	—	—	—
Carlyle Europe Partners IV, L.P.	Carlyle Group	2015	—	$2.6M	—	—	—
Carlyle Europe Partners V, S.C.SP.	Carlyle Group	2019	—	$5.3M	—	—	—
Carlyle Europe Real Estate Partners III	Carlyle Group	2007	—	$22.9K	—	—	—
Carlyle Partners V, L.P.	Carlyle Group	2007	—	$486.5K	—	—	—
Carlyle Partners VI, L.P.	Carlyle Group	2013	—	$5.1M	—	—	—
Carlyle Partners VII LP	Carlyle Group	2018	—	$13M	—	—	—
Carlyle Partners VIII, L.P.	Carlyle Group	2022	—	$5.5M	—	—	—
Carlyle Realty Partners IX	Carlyle Group	2021	—	$2.2M	—	—	—
Carlyle Realty Partners V, LP	Carlyle Group	—	—	$5.9K	—	—	—
Carlyle Realty Partners VI, L.P.	Carlyle Group	2010	—	$597.4K	—	—	—
Carlyle Realty Partners VII, L.P.	Carlyle Group	2014	—	$2.2M	—	—	—
Carlyle Realty Partners VIII, L.P.	Carlyle Group	2017	—	$4.4M	—	—	—
Carlyle Strategic Partners II, L.P.	Carlyle Group	2007	—	$17	—	—	—
Carlyle U.S. Equity Opportunity Fund II, L.P.	Carlyle Group	2015	—	$5.6M	—	—	—
Carlyle Venture Partners II, L.P.	Carlyle Group	2001	—	$18.3K	—	—	—
Energy Capital Credit Solutions II-A	Energy	2018	—	$20.7M	—	—	—
Energy Capital Partners IV-A, LP	Energy	2017	—	$5.1M	—	—	—
Energy Capital Partners V	Energy	2023	—	$2.1M	—	—	—
Energy Spectrum Partners VI, L.P.	Energy Spectrum Capital	2010	—	$122.2K	—	—	—
Energy Spectrum Partners VII, L.P.	Energy Spectrum Capital	2014	—	$5.2M	—	—	—
KKR Asian Fund III-EEA SCSp LP	Kohlberg Kravis Roberts	2018	—	$7.3M	—	—	—
KKR Asian Fund IV	Kohlberg Kravis Roberts	2020	—	$3.3M	—	—	—
KKR North America Fund XIII	Kohlberg Kravis Roberts	2021	—	$2.8M	—	—	—
KKR Special Situations Fund II	Kohlberg Kravis Roberts	2014	—	$3M	—	—	—
KSL Capital Partners IV, L.P.	KSL	2016	—	$6.2M	—	—	—
KSL Capital Partners V, L.P.	KSL	2019	—	$5.8M	—	—	—
KSL Capital Partners VI	KSL	2022	—	$1.1M	—	—	—
Lion Capital Fund III	Lion Capital	2010	—	$3M	—	—	—
M/C Partners VIII	Mc Credit	2019	—	$5.2M	—	—	—
M/C Venture Partners V, L.P.	Mc Credit	2000	—	$8.8K	—	—	—
Newbridge Asia IV, L.P.	Newbridge Asia	2005	—	$22.9K	—	—	—
NGP ETP IV, LP	Ngp	2021	—	$1.2M	—	—	—
NGP Natural Resources XI, L.P.	Ngp	2014	—	$4.6M	—	—	—
NGP Natural Resources XII, L.P.	Ngp	2017	—	$4M	—	—	—
Oaktree Opportunities Fund IX	Oaktree	2012	—	$7.1M	—	—	—
Oaktree Opportunities Fund X	Oaktree	2015	—	$5.1M	—	—	—
Oaktree Opportunities Fund Xb	Oaktree	2018	—	$17.3M	—	—	—
Oaktree Opportunities Fund XI, L.P.	Oaktree	2020	—	$10.1M	—	—	—
Oaktree Principal Fund V, L.P.	Oaktree	2010	—	$5K	—	—	—
Oaktree Real Estate Opportunities Fund V, L.P.	Oaktree	2012	—	$30.4K	—	—	—
Oaktree Real Estate Opportunities Fund VIII	Oaktree	2020	—	$5.2M	—	—	—
OCM Opportunities Fund V, L.P.	Oaktree	2004	—	$6.5K	—	—	—
OCM Opportunities Fund VI, L.P.	Oaktree	2005	—	$2.1K	—	—	—
OCM Opportunities Fund VII, L.P.	Oaktree	2007	—	$96.2K	—	—	—
OCM Opportunities Fund VIIb	Oaktree	2008	—	$4.1K	—	—	—
OCM Opportunities Fund VIIIb, L.P.	Oaktree	2001	—	$977K	—	—	—
OCM Principal Opportunities Fund IV, LP	Oaktree	2006	—	$57.1K	—	—	—
OpenView Venture Partners V LP	OpenView Venture Partners	2017	—	$7.7M	—	—	—
OpenView Venture Partners VI LP	OpenView Venture Partners	2020	—	$3.9M	—	—	—
OpenView Venture Partners VII LP	OpenView Venture Partners	2022	—	$729.4K	—	—	—
Riverstone Global Energy and Power Fund V, L.P.	Riverstone Global Energy and Power	2012	—	$1.8M	—	—	—
Riverstone Global Energy and Power Fund VI, L.P.	Riverstone Global Energy and Power	2016	—	$4.7M	—	—	—
RREEF Global Opportunities Fund II, LLC	Rreef	2005	—	$37.8K	—	—	—
TA XI	Avista	2010	—	$886.5K	—	—	—
TPG Asia V	TPG	2008	—	$264.4K	—	—	—
Tpg Asia Vi, LP	TPG	2012	—	$7.5M	—	—	—
TPG Asia VII (A), L.P.	TPG	2019	—	$7.5M	—	—	—
TPG Growth Fund III, L.P.	TPG	2002	—	$3.9M	—	—	—
TPG Growth IV LP	TPG	2018	—	$6.9M	—	—	—
TPG Growth V LP	TPG	2021	—	$5.6M	—	—	—
TPG Partners IV, L.P.	TPG	2003	—	$4.6K	—	—	—
TPG Partners IX, L.P.	TPG	2023	—	$1.6M	—	—	—
TPG Partners V LP	TPG	2006	—	$5.1K	—	—	—
TPG Partners VI	TPG	2008	—	$77.6K	—	—	—
TPG Partners VII, L.P.	TPG	2015	—	$4M	—	—	—
TPG Partners VIII, L.P.	TPG	2019	—	$8.6M	—	—	—
TPG Real Estate Partners III	TPG	2019	—	$3.7M	—	—	—
TPG Real Estate Partners IV	TPG	2022	—	$224.4K	—	—	—
Vensana Capital I, L.P.	Vensana Capital	2018	—	$2.5M	—	—	—
Versant Venture Capital II, L.P	Versant Ventures	2001	—	$135.9K	—	—	—
Warburg Pincus China LP	Warburg Pincus	2016	—	$5.5M	—	—	—
Warburg Pincus Energy, L.P.	Warburg Pincus	2014	—	$2.5M	—	—	—
Warburg Pincus Equity Partners, L.P.	Warburg Pincus	1998	—	$29.4K	—	—	—
Warburg Pincus Global Growth	Warburg Pincus	2019	—	$9.8M	—	—	—
Warburg Pincus Global Growth XIV	Warburg Pincus	2022	—	$2.4M	—	—	—
Warburg Pincus Private Equity Fund XI, L.P.	Warburg Pincus	2009	—	$2.8M	—	—	—
Warburg Pincus Private Equity Fund XII, L.P.	Warburg Pincus	2011	—	$8.8M	—	—	—
Warburg Pincus Private Equity IX LP	Warburg Pincus	2005	—	$11.8K	—	—	—
Warburg Pincus Private Equity X LP	Warburg Pincus	2007	—	$183.3K	—	—	—
WindRose Health Investors V LP	WindRose Health Investors	2019	—	$10.9M	—	—	—
WindRose Health Investors VI LP	WindRose Health Investors	2022	—	$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 8 tracked investments, including 5 dated in the last 24 months.