Capital Flow Monitor · Sponsors · CIK 2070677

Madison Dearborn Capital Partners IX-B, L.P.

C/O MADISON DEARBORN PARTNERS, CHICAGO, IL, 60602 · (312) 895-1000

Pooled Investment Fund / Private Equity Fund · Limited Partnership· inc. DELAWARE true 2024

Fit score

—

Offering

$3.0B

Sold

$1.6B

% sold

53.5%

Investors

Min investment

Exemption

506(b)

Filing history

Filed	Form	Rule	Offering	Sold	% sold	Investors
2026-08-26	D/A ·current	506(b)	$3.0B	$1.6B	53.5%	71	EDGAR ↗
2025-08-28	D	506(b)	$3.0B	$0	0.0%	0	EDGAR ↗

Related persons

Executive officers, directors and promoters, as filed. Other raises are matched by exact name and show amount sold as last reported.

PAUL J. FINNEGAN — Executive Officer / Promoter, CHICAGO, IL
12 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
ELIZABETH Q. BETTEN — Executive Officer / Promoter, CHICAGO, IL
12 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
VAHE A. DOMBALAGIAN — Executive Officer / Promoter, CHICAGO, IL
18 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDP Arevi Fund I-C, L.P. $0 of —
- MDP Arevi Fund I-B, L.P. $0 of —
- MDP Arevi Fund I-A, L.P. $0 of —
- MDP Arevi Fund I Executive-B, L.P. $0 of —
- MDP Arevi Fund I Executive-A, L.P. $0 of —
- MDP Arevi Co-Investors (Rome), L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
JOHN ERIC KNUTSEN — Executive Officer / Promoter, CHICAGO, IL
18 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDP Arevi Fund I-C, L.P. $0 of —
- MDP Arevi Fund I-B, L.P. $0 of —
- MDP Arevi Fund I-A, L.P. $0 of —
- MDP Arevi Fund I Executive-B, L.P. $0 of —
- MDP Arevi Fund I Executive-A, L.P. $0 of —
- MDP Arevi Co-Investors (Rome), L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
MATTHEW W. RAINO — Executive Officer / Promoter, CHICAGO, IL
18 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDP Arevi Fund I-C, L.P. $0 of —
- MDP Arevi Fund I-B, L.P. $0 of —
- MDP Arevi Fund I-A, L.P. $0 of —
- MDP Arevi Fund I Executive-B, L.P. $0 of —
- MDP Arevi Fund I Executive-A, L.P. $0 of —
- MDP Arevi Co-Investors (Rome), L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
TANNER SCOTT — Executive Officer / Promoter, CHICAGO, IL
8 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
BRANDON LEVITAN — Executive Officer / Promoter, CHICAGO, IL
12 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
ANNIE S. TERRY — Executive Officer / Promoter, CHICAGO, IL
18 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDP Arevi Fund I-C, L.P. $0 of —
- MDP Arevi Fund I-B, L.P. $0 of —
- MDP Arevi Fund I-A, L.P. $0 of —
- MDP Arevi Fund I Executive-B, L.P. $0 of —
- MDP Arevi Fund I Executive-A, L.P. $0 of —
- MDP Arevi Co-Investors (Rome), L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
KARLA J. BULLARD — Executive Officer / Promoter, CHICAGO, IL
18 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDP Arevi Fund I-C, L.P. $0 of —
- MDP Arevi Fund I-B, L.P. $0 of —
- MDP Arevi Fund I-A, L.P. $0 of —
- MDP Arevi Fund I Executive-B, L.P. $0 of —
- MDP Arevi Fund I Executive-A, L.P. $0 of —
- MDP Arevi Co-Investors (Rome), L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
JASON SHIDELER — Executive Officer / Promoter, CHICAGO, IL
12 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
BRENDAN BARRETT — Executive Officer / Promoter, CHICAGO, IL
12 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
MICHAEL DOLCE — Executive Officer / Promoter, CHICAGO, IL
18 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDP Arevi Fund I-C, L.P. $0 of —
- MDP Arevi Fund I-B, L.P. $0 of —
- MDP Arevi Fund I-A, L.P. $0 of —
- MDP Arevi Fund I Executive-B, L.P. $0 of —
- MDP Arevi Fund I Executive-A, L.P. $0 of —
- MDP Arevi Co-Investors (Rome), L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
MATTHEW M DENISON — Executive Officer / Promoter, CHICAGO, IL
7 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —
ALEX FISHER — Executive Officer / Promoter, CHICAGO, IL
12 other raises
- Madison Dearborn Capital Partners IX-C, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX-A, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-B, L.P. $1.6B of $3.0B · 53.5%
- Madison Dearborn Capital Partners IX Executive-A, L.P. $1.6B of $3.0B · 53.5%
- Co-Investors-IX (Catalyst-C), L.P. $0 of —
- Co-Investors-IX (Catalyst), L.P. $0 of —
- Cub SPV-C, L.P. $0 of —
- Cub SPV, L.P. $0 of —
- MDCP Co-Investors (Knight), L.P. $0 of —
- MDCP NC Co-Invest, L.P. $0 of —
- MDCP Co-Investors (Chicago-C), L.P. $0 of —
- MDCP Co-Investors (Chicago), L.P. $0 of —

Placement agents

Jefferies Llc · 0 RE raises
Magenta Capital Services Ltd. · 0 RE raises

Source: SEC EDGAR Form D. Self-reported by the issuer. Not investment advice.