Madison Dearborn Partners
E780092
Madison Dearborn Partners is a Chicago-based private equity firm known for investing in a wide range of industries, including financial services, communications, and healthcare.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Madison Dearborn Partners canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9136341 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Madison Dearborn Partners Context triple: [MoneyGram, acquiredBy, Madison Dearborn Partners]
-
A.
Pritzker Realty Group
Pritzker Realty Group is a private real estate investment and development firm founded and led by business executive and philanthropist Penny Pritzker.
-
B.
Tishman Speyer
Tishman Speyer is a global real estate development and investment firm known for owning and managing landmark commercial properties in major cities worldwide.
-
C.
NextEquity Partners
NextEquity Partners is a venture capital and private equity firm known for investing in growth-stage technology and innovation-driven companies.
-
D.
Bain Capital
Bain Capital is a prominent private investment firm based in Boston, known for its leveraged buyouts, private equity, and alternative asset management activities worldwide.
-
E.
Brookfield Business Partners
Brookfield Business Partners is a publicly traded business services and industrials company that serves as the primary private equity and industrial operations platform of Brookfield Asset Management.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Madison Dearborn Partners Target entity description: Madison Dearborn Partners is a Chicago-based private equity firm known for investing in a wide range of industries, including financial services, communications, and healthcare.
-
A.
Pritzker Realty Group
Pritzker Realty Group is a private real estate investment and development firm founded and led by business executive and philanthropist Penny Pritzker.
-
B.
Tishman Speyer
Tishman Speyer is a global real estate development and investment firm known for owning and managing landmark commercial properties in major cities worldwide.
-
C.
NextEquity Partners
NextEquity Partners is a venture capital and private equity firm known for investing in growth-stage technology and innovation-driven companies.
-
D.
Bain Capital
Bain Capital is a prominent private investment firm based in Boston, known for its leveraged buyouts, private equity, and alternative asset management activities worldwide.
-
E.
Brookfield Business Partners
Brookfield Business Partners is a publicly traded business services and industrials company that serves as the primary private equity and industrial operations platform of Brookfield Asset Management.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
investment firm
ⓘ
private equity firm ⓘ |
| abbreviation | MDP NERFINISHED ⓘ |
| assetClass | private equity ⓘ |
| basedIn | Chicago, Illinois, United States NERFINISHED ⓘ |
| city |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago
|
| country |
United States of America
ⓘ
surface form:
United States
|
| focus |
middle-market companies
ⓘ
upper middle-market companies ⓘ |
| foundedBy |
James A. Nussbaumer
NERFINISHED
ⓘ
John A. Canning Jr. NERFINISHED ⓘ Nicholas W. Alexos NERFINISHED ⓘ Paul J. Finnegan NERFINISHED ⓘ Samuel M. Mencoff NERFINISHED ⓘ Timothy R. Hurd NERFINISHED ⓘ |
| foundedIn | 1992 ⓘ |
| hasChairman | John A. Canning Jr. NERFINISHED ⓘ |
| hasCoChiefExecutiveOfficer |
Paul J. Finnegan
NERFINISHED
ⓘ
Samuel M. Mencoff NERFINISHED ⓘ |
| hasOfficeIn | Chicago NERFINISHED ⓘ |
| headquartersLocation |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago, Illinois
|
| inception | 1992 ⓘ |
| industry |
business services
ⓘ
communications ⓘ consumer ⓘ financial services ⓘ healthcare ⓘ industrial ⓘ private equity ⓘ technology ⓘ |
| investmentType |
growth equity
ⓘ
leveraged buyouts ⓘ recapitalizations ⓘ |
| legalForm | limited partnership ⓘ |
| locationCity | Chicago NERFINISHED ⓘ |
| locationCountry |
United States of America
ⓘ
surface form:
United States
|
| notableSector |
communications
ⓘ
financial services ⓘ healthcare ⓘ technology and media ⓘ |
| regionServed |
Europe
ⓘ
North America ⓘ |
| specialization | sector-focused investing ⓘ |
| state | Illinois ⓘ |
| typicalInvestmentStage |
buyout
ⓘ
later-stage ⓘ |
| website | https://www.mdcp.com ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Madison Dearborn Partners Description of subject: Madison Dearborn Partners is a Chicago-based private equity firm known for investing in a wide range of industries, including financial services, communications, and healthcare.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.