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Stirling Square Capital Partners

Stirling Square Capital Partners

London, United Kingdom·Founded 2002··stirlingsquare.com

Stirling Square Capital Partners is a London-headquartered pan-European mid-market private equity firm founded in 2002. It makes control buyout investments in companies with enterprise values of roughly EUR 100 million to EUR 500 million across industrials, business services, software, healthcare and consumer sectors, supporting them through operational improvement and buy-and-build strategies. The firm invests through a series of institutional funds (Fund II to Fund V) and manages over EUR 3 billion of capital. Its portfolio spans the United Kingdom, the Nordics, Italy, France, Iberia and the Benelux.

AUM
€3.0B
Funds
4
vintages 2007–2025
Portfolio
19
Exits
13

Stirling Square Capital Partners is a London buyout firm with €3.0B AUM, 19 active companies and 13 exits.

Key takeaways
  • ·7 exits in the last 5 years · consistent DPI cadence.
  • ·Average hold across 13 realized deals: 8 years.
  • ·Best return: 3.0x MOIC on Siblu Villages (2019).
  • ·Top sector focus: Industrials (28% of portfolio).
  • ·Fund cadence: ~6Y between vintages · last raise 2025.

Sector breakdown

32 companies
Industrials
9 · 28%
Healthcare
5 · 16%
Business Services
4 · 13%
Aerospace & Defence
3 · 9%
Software
2 · 6%
Logistics
2 · 6%
Hospitality
2 · 6%
TMT
1 · 3%

Geography breakdown

11 geographies
Italy
7 · 22%
UK
6 · 19%
France
5 · 16%
Sweden
4 · 13%
Germany
3 · 9%
Spain
2 · 6%
Belgium
1 · 3%
US
1 · 3%

Key facts

HQLondon, United Kingdom
Founded2002

Recent exits

Isoclima

Stirling Square Capital Partners sold Isoclima to Fondo Italiano d'Investimento in 2025 after 8 years.

Mettis Aerospace

Stirling Square Capital Partners sold Mettis Aerospace to Guggenheim Investments and Bridgepoint Group funds in 2025 after 9 years.

Verescence

Stirling Square Capital Partners sold Verescence to Movendo Capital in 2025 after 6 years.

Axitea

Stirling Square Capital Partners sold Axitea to Argos Wityu in 2025 after 17 years.

Coverage notes

4 funds tracked, 32 portfolio companies (19 active · 13 realized). Verified weekly from public filings and deal announcements.

Funds & portfolio

Every fund Stirling Square Capital Partners has raised, with its portfolio companies. Hand-checked from public filings.

4 funds
Stirling Square Capital Partners V
Buyout2025€720M1 assets

Unrealized

1 held
CompanyEntry
Iconsulting
TMT · Italy
2026
Stirling Square Capital Partners IV
Buyout2020€950M10 assets

Unrealized

10 held
CompanyEntry
Assist24
Business Services · Sweden
2020
Consensus
Healthcare · UK
2020
GTT
SaaS · Spain
2023
Hubexo
Software · Sweden
2020
Infobric
Software · Sweden
2023
Itelyum
Industrials · Italy
2021
Medisup
Education · France
2021
Resillion
Business Services · Belgium
2022
Sustainable Agro Solutions
Agriculture · Spain
2021
Tapi
Industrials · Italy
2023
Stirling Square Capital Partners III
Buyout2015€600M5 assets7 exits

Unrealized

5 held
CompanyEntry
Logent
Logistics · Sweden
2019
National Fostering Agency
Healthcare · UK
2015
National Fostering Group
Healthcare · UK
2015
Siblu Holdings
Hospitality · UK
2015
Vernet
Industrials · France
2017

Realized

7 exits
CompanyEntryExitTypeBuyerMOIC
AD Industries
Aerospace & Defence · France
20162024Trade SaleSamvardhana Motherson International–
Isoclima
Industrials · Italy
20172025SecondaryFondo Italiano d'Investimento–
Mettis Aerospace
Aerospace & Defence · UK
20162025Trade SaleGuggenheim Investments and Bridgepoint Group funds–
Outcomes First Group
Healthcare · UK
20192023SecondaryThe Rise Fund–
Siblu Villages
Hospitality · France
20152019SecondaryNaxicap Partners3.0x
Verescence
Industrials · France
20192025SecondaryMovendo Capital–
Vision Ophthalmology Group
Healthcare · Germany
20152021Trade SaleAddLife–
Stirling Square Capital Partners II
Buyout2007€375M3 assets6 exits

Unrealized

3 held
CompanyEntry
Gruppo Cartonplast
Logistics · Germany
2012
OHI
Industrials · Portugal
2011
SAR
Industrials · Norway
2012

Realized

6 exits
CompanyEntryExitTypeBuyerMOIC
3SI Security Systems
Business Services · US
20062017SecondaryLLR Partners–
Axitea
Business Services · Italy
20082025SecondaryArgos Wityu–
Cartonplast
Industrials · Germany
20132019SecondaryDeutsche Beteiligungs AG–
ESE World
Industrials · Netherlands
20102017Trade SaleRPC Group–
Jeckerson
Consumer · Italy
20082016Trade SaleMittel S.p.A. (via Fashion Time S.r.l.)–
Microtecnica
Aerospace & Defence · Italy
20072011Trade SaleGoodrich Corporation–

Frequently asked questions

What investment strategy does Stirling Square Capital Partners focus on?
Stirling Square Capital Partners focuses on Buyout strategies in the private equity space.
How many portfolio companies does Stirling Square Capital Partners have?
Stirling Square Capital Partners has 19 active portfolio companies and 13 completed exits and 4 funds tracked on GP Intel.
Where is Stirling Square Capital Partners headquartered?
Stirling Square Capital Partners is headquartered in London, United Kingdom.
What is Stirling Square Capital Partners's assets under management?
Stirling Square Capital Partners manages approximately €3.0B in assets under management.
When was Stirling Square Capital Partners founded?
Stirling Square Capital Partners was founded in 2002.
What sectors does Stirling Square Capital Partners invest in?
Stirling Square Capital Partners invests across Industrials, Business Services, Software, Healthcare, Consumer, TMT.
What are Stirling Square Capital Partners's recent exits?
Recent realized exits by Stirling Square Capital Partners include: Isoclima (2025) to Fondo Italiano d'Investimento; Mettis Aerospace (2025) to Guggenheim Investments and Bridgepoint Group funds; Verescence (2025) to Movendo Capital; Axitea (2025) to Argos Wityu; AD Industries (2024) to Samvardhana Motherson International; Outcomes First Group (2023) to The Rise Fund; Vision Ophthalmology Group (2021) to AddLife; Siblu Villages (2019) to Naxicap Partners, 3.0x.
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Last updated August 2026 · Sourced from public filings · Report an issue