Fundraising Fox

Wynnchurch

Private equity

Rosemont · Growth · 53 people tracked

Also known as WYNNCHURCH CAPITAL, L.P.

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Investment thesis

Wynnchurch Capital is a middle-market private equity firm with a North American focus. Its strategy is to partner with middle-market companies in the United States and Canada that have potential for substantial growth and profit improvement. The firm specializes in complex transactions including recapitalizations, growth capital, management buyouts, corporate carve-outs, and restructurings, typically targeting businesses with $100M-$3B in revenues.

Invests inAdvanced ManufacturingCanadaNorth AmericaUnited States

Source: firm website, verified Aug 11, 2026.

Stage
Growth
Check
$50M – $750M
HQ
Rosemont, US
Instruments
Equity
Founded
1999
AUM
$9.1B
Tracked investments
30

Team · 53 people

from the firm's website
Christopher P. O’Brien· Managing Partner
Frank G. Hayes· Managing Partner
Greg B. Gleason· Managing Partner
John A. Hatherly· Managing Partner
Erin Murphy· Partner
Paul Ciolino· Partner
Roy E. Sroka, CPA· Partner / CFO / CCO
Steve Yan· Partner
JD Frank· Principal
Kevin Hanley· Principal
Michael MacKay· Principal
Ramsay McLearie· Principal
Alex DeAraujo· Managing Director
Alex Dudek· Senior Associate
Alexa Neri-Tomazin· Administrative Assistant
Alexis Underwood· Managing Director
Annie Masciopinto· Senior Associate
Aron Beach· Managing Director
Ben Cherry· Vice President
Bob Zeeb· Managing Director
Brian R. Riordan· Managing Director
Carl R. Howe· Managing Director
Charity Gerena· Administrative Assistant
Chris Waldock· Vice President
Chris Wilson· Managing Director
Cole Pospesel· Vice President
Dave Venker· Managing Director
Drew Scielzo· Managing Director
Duncan S. Bourne· Managing Director
Emma Naas· Accounting Manager
Evan Kluck· Senior Associate
Jack Page· Associate
Jessica Exposito· Executive Assistant
Jim Towers· Vice President
Kalista Prame· Associate
Kari Smith· Director of Investor Relations
Kyle Millburg, CPA· Senior Accountant
Maggie Kazimierczuk· Senior Accountant
Michael Sharifi· Principal
Michelle Cormier· Canada Region Advisor
Mike Yerkes, CPA· Accounting Manager
Peter Alexander· Senior Associate
Ryan Flynn· Staff Accountant
Scott Farrell· Operating Partner (In Memoriam)

Listed under In Memoriam as an Operating Partner.

Shannon Brucci· Director of Marketing and Special Events
Stephanie Schaeffer· Senior Executive Assistant
Stephen M. Welborn· Managing Director
Vishal Garg· Managing Director
Wyatt Dennis· Associate
Yuri Douglas· Controller

Investments · 30 tracked

founders shown can be your intro path
Alleguard
Alliance
Archer
Astro Shapes

Manufacturer of custom aluminum extrusions.

Charter Industries

Provider of edgebanding and complementary products.

Fca
Hydraulic Technologies
Labrie
Latham
Logistik
Mattress Warehouse
Midland Industries
MSHS Pacific Power Group

Independent maintenance, repair, and overhaul (MRO) specialist serving power generation, industrial, marine, and national security customers.

NABRICO Marine Products

Manufacturer of hopper barges, tank barges, fiberglass covers, and marine components.

Ors Nasco
Owen
Portfolio a2
Portfolio biorigin
Portfolio ems
Portfolio floworks
Portfolio iss
Portfolio m2s
Portfolio nabrico
Portfolio pfm
Portfolio Rosboro
Principal Industries

Provider of LED components and engineered assemblies used in signage and brand imaging applications.

Reagent Chemical
Sterno

Provider of portable food-warming and tabletop solutions.

Trimlite
WC Strategic Opportunity

Fund performance · per public LP disclosures · 6

as of Nov 2025
FundVintageCommittedNet IRRTVPIDPI
Wynnchurch Capital Partners VI, L.P.LPs: Los Angeles County Employees Retirement Association, Hawaii Employees' Retirement System, Maine Public Employees Retirement System +3 more20231.14x0.00x
Wynnchurch Capital Partners V LPLPs: Los Angeles County Employees Retirement Association, Nebraska Investment Council, Maine Public Employees Retirement System +2 more20209.8%1.30x0.06x
Wynnchurch Capital Partners V PELPs: Maine Public Employees Retirement System20201.28x
Wynnchurch Capital Partners IVLPs: Maine Public Employees Retirement System, Nebraska Investment Council, Los Angeles City Employees' Retirement System201524.4%2.88x1.79x
Wynnchurch Capital Partners IV PELPs: Maine Public Employees Retirement System201431.7%2.27x0.33x
Wynnchurch IVLPs: San Diego City Employees' Retirement System201424.4%2.85x1.78x

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).

Frequently asked questions

What stage does Wynnchurch invest at?
Wynnchurch invests at the Growth stage.
What is Wynnchurch's typical check size?
Wynnchurch typically writes checks of $50M – $750M.
What sectors does Wynnchurch focus on?
Wynnchurch focuses on Advanced Manufacturing.
Where is Wynnchurch located?
Wynnchurch is headquartered in Rosemont, US.

Images

Wynnchurch photoWynnchurch photoWynnchurch photoWynnchurch photo

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