🦊/Investors

Madison Dearborn Partners

Private equity

Chicago · Series C–Late Stage · 88 people tracked

Also known as MADISON DEARBORN PARTNERS, LLC

Find your way into Madison Dearborn Partners

2,654 people in our graph share verified history with the Madison Dearborn Partners team — schools, employers, funds. One of them is your warm intro.

Kyle Dohertyunlockedknows Brendan T. Barrett · together at Morgan Stanley (overlapped)
knows the team · via General Atlantic
knows the team · via Morgan Stanley
×4knows the team · via Goldman Sachs
×2knows the team · via Harvard Business School
×2knows the team · via The Carlyle Group
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Investment thesis

MDP applies an industry-focused strategy built over nearly four decades, concentrating on three sectors: Financial & Transaction Services; Healthcare; and Technology & Government. Its team leaders have devoted their careers to individual industries, bringing deep sector investing and operating experience. The firm pursues both buyout and growth equity deals, emphasizing the quality of a business, its prospects and leadership over deal structure, and will take either control or minority positions. MDP is deeply embedded in Chicago and Midwest business, civic and philanthropic circles. Its current fund, Madison Dearborn Capital Partners VIII, holds $5.0 billion in aggregate commitments from a global limited partner base.

Source: firm website, verified Sep 15, 2026.

Stage
Series C–Late Stage
HQ
Chicago, IL, US
Leads rounds
Follows
Instruments
Equity
Founded
1992
AUM
$20.7B
Tracked investments
4
Unicorns
1
IPOs
1

Team · 88 people

from the firm's website
Alex Pereirain
Annie S. Terryin
Anshul Ranain
Anthony Proutyin
Ben Hicksin
Ben Spacapanin
Brandon Levitanin
Guiselle Gonzalezin
Gustavo Rossellóin
Holly Thomasin
Jack Vettelin
Jacob Lieberin
Jared Whitein
Joseph Licitrain
Katie N. Liminain
Kelly T. Peltolain
Laura Hillin
Lauren Perlin
Lincoln Lambertonin
Luis Alfaroin
Matthew Shoubin
Meghan M. Slentzin
Michelle L. Shemroskein
Mimi Lynchin
Ruth M. Rochein
Stephanie J. Vossin
Tanner Scottin

What they invest in

from 3 of 4 portfolio companies

AI & Machine Learning ×2Enterprise Software ×2Cybersecurity ×1Digital Health ×1GovTech ×1Healthtech ×1SaaS ×1Sales Tech ×1

HQs:United States×3

Investments · 4 tracked

founders shown can be your intro path
BioScripoptioncarehealth.comNASDAQ: OPCH

Option Care Health provides infusion therapy services for patients with a range of acute and chronic conditions, working with healthcare providers, health systems, hospitals, insurers, and pharmaceutical manufacturers.

Digital HealthHealthtechElmsford, US

Patricia Bogusz(Executive Officer)David Evans(Executive Officer)Kimberlee C. Seah(Executive Officer)Hai Tran(Executive Officer)Myron Z. Holubiak(Executive Officer, Director)Brian Stiver(Executive Officer)

HARMONIA HOLDINGS GROUP, LLCharmonia.comin✓ verified

Harmonia provides advanced technology solutions for U.S. federal government agencies, specializing in AI/ML, cybersecurity, data science, and cloud modernization using Agile and DevSecOps methodologies.

AI & Machine LearningCybersecurityEnterprise SoftwareGovTechBlacksburg, US

Pallabi Saboo(Co-founder, Strategic Advisor)Jai Saboo(Co-founder, Strategic Advisor)Marc Abrams(Co-founder, Chief Technology Officer)

Zilliantzilliant.comin𝕏

Zilliant provides an AI-driven pricing platform that automates and optimizes pricing operations for B2B companies using real-time data intelligence.

AI & Machine LearningEnterprise SoftwareSaaSSales Tech

Co-investorsEscalate Capital PartnersHouston VenturesGoldman Sachs

Other

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

SpiderOak

Exits · 1

1 IPOs

BioScripNASDAQ: OPCH

Fund performance · per public LP disclosures · 9

as of Sep 2025
FundVintageCommittedNet IRRTVPIDPI
Madison Dearborn Capital Partners VIII, L.P.LPs: California Public Employees' Retirement System, Washington State Investment Board, New Mexico Public Employees Retirement Association +2 more202012.0%1.30x0.38x
Madison Dearborn Capital Partners VIII-A, L.PLPs: Minnesota State Board of Investment201911.2%1.32x0.45x
Madison Dearborn Capital Partners VII, L.P.LPs: Minnesota State Board of Investment, Daniels Fund, Maryland State Retirement and Pension System20159.8%1.63x0.86x
Madison Dearborn Capital VII-A/BLPs: California State Teachers' Retirement System201513.3%1.86x1.04x
Madison Dearborn Capital Partners VI, L.P.LPs: Washington State Investment Board, The Regents of the University of California, Pennsylvania Public School Employees' Retirement System +4 more200823.2%2.20x2.16x
Madison Dearborn Capital Partners V, L.P.LPs: California Public Employees' Retirement System, Washington State Investment Board, The Regents of the University of California +4 more20067.5%1.60x1.55x
Madison Dearborn Capital Partners V, LP*LPs: Empire State Development – New York Ventures20061.63x1.63x
Madison Dearborn Capital Partners IV, L.P.LPs: Washington State Investment Board, California State Teachers' Retirement System, California Public Employees' Retirement System +4 more200013.9%1.80x1.75x
Madison Dearborn Capital Partners III, L.P.LPs: Washington State Investment Board, Hawaii Employees' Retirement System19998.6%1.50x1.49x

Source: public limited-partner disclosures (CalPERS, CalSTRS). Net IRR / TVPI / DPI as reported by the limited partner; a fund's early-year IRR is an interim estimate (J-curve).

IPO stake values · per SEC filings

Value of this firm's stake in each portfolio company at its IPO price, from the prospectus principal-stockholder table.

CompanyOwnedIPO priceAt IPOStake value
BioScrip21.1%$26.90Sep 2021$1B

Source: SEC S-1 / 424B prospectus filings. Stake value = shares beneficially owned × the initial public offering price, as disclosed — a market value at IPO, not a return multiple (the firm's original cost is not disclosed).

Frequently asked questions

What stage does Madison Dearborn Partners invest at?
Madison Dearborn Partners invests at the Series C, Growth, Late Stage stages.
What sectors does Madison Dearborn Partners focus on?
Madison Dearborn Partners focuses on Enterprise Software, Fintech, GovTech, Healthtech.
Where is Madison Dearborn Partners located?
Madison Dearborn Partners is headquartered in Chicago, US.
Does Madison Dearborn Partners lead rounds?
Madison Dearborn Partners typically participates in rounds rather than leading them.

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