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CornerstoneCapital

CornerstoneCapital

Frankfurt, Germany·Founded 2001··cornerstone-capital.de

CornerstoneCapital is a Frankfurt/Heidelberg-based small-mid buyout and growth-capital investor founded in 2001 by former 3i executives Pieter van Halem and a partner, focused on technology and technology-related companies in Germany, Austria and Switzerland. It backs management buyouts, buy-ins and growth situations with equity tickets of EUR 3-15 million in transactions up to EUR 50 million, and has invested in 25+ companies with 15+ exits across engineering, software/IT and medical technology. The firm currently manages about EUR 50 million of equity and can deploy more than EUR 120 million together with its co-investors across three successive funds.

AUM
–
Funds
3
vintages 2001–2014
Portfolio
0
Exits
11

CornerstoneCapital is a Frankfurt buyout firm with 11 exits.

Key takeaways
  • ·Average hold across 11 realized deals: 7 years.
  • ·Top sector focus: Industrials (45% of portfolio).

Sector breakdown

11 companies
Industrials
5 · 45%
Software
2 · 18%
SaaS
1 · 9%
Business Services
1 · 9%
Cybersecurity
1 · 9%
Fintech
1 · 9%

Geography breakdown

3 geographies
Germany
8 · 73%
Switzerland
2 · 18%
Austria
1 · 9%

Key facts

HQFrankfurt, Germany
Founded2001

Recent exits

Eltec Elektronik

CornerstoneCapital sold Eltec Elektronik to Westermo (Beijer Group) in 2021 after 10 years.

CornerstoneCapital sold EppsteinFOILS to Artum AG in 2020 after 12 years.

CornerstoneCapital sold Infoniqa to Elvaston Capital in 2018 after 6 years.

CornerstoneCapital sold ACTech to Materialise NV in 2017 after 5 years.

Partners

Pieter van HalemManaging Director and Co-Founder

Coverage notes

3 funds tracked, 11 portfolio companies (0 active · 11 realized). Verified weekly from public filings and deal announcements.

Investment team

Senior partners. Hand-checked from public filings and the firm's own site.

Pieter van Halem
Managing Director and Co-Founder

Funds & portfolio

Every fund CornerstoneCapital has raised, with its portfolio companies. Hand-checked from public filings.

3 funds
CornerstoneCapital Fonds IIIActive
Buyout2014€100M0 assets

No portfolio companies tracked yet.

CornerstoneCapital IIActive
Evergreen20070 assets6 exits

Realized

6 exits
CompanyEntryExitTypeBuyerMOIC
ACTech
Industrials · Germany
20122017Trade SaleMaterialise NV–
Eltec Elektronik
Industrials · Germany
20112021Trade SaleWestermo (Beijer Group)–
EppsteinFOILS
Industrials · Germany
20082020Trade SaleArtum AG–
Infoniqa
SaaS · Austria
20122018SecondaryElvaston Capital–
Infoniqa SQL
Software · Switzerland
20122017MBOManagement (Urs Tschudin, Roger Hegglin)–
Integrata
Business Services · Germany
20092014Trade SaleCegos Group–
CornerstoneCapital IActive
Evergreen20010 assets5 exits

Realized

5 exits
CompanyEntryExitTypeBuyerMOIC
Datamars
Industrials · Switzerland
20052012SecondaryColumna Capital–
GH-Isolite
Industrials · Germany
20052010SecondaryHQ Equita–
Human Solutions
Software · Germany
20042015SecondaryNORD Holding / Pinova Capital–
Utimaco Safeware
Cybersecurity · Germany
20032008Trade SaleSophos–
vwd Vereinigte Wirtschaftsdienste
Fintech · Germany
20042012SecondaryCarlyle Group–

Frequently asked questions

What investment strategy does CornerstoneCapital focus on?
CornerstoneCapital focuses on Buyout, Growth strategies in the private equity space.
How many portfolio companies does CornerstoneCapital have?
CornerstoneCapital has 11 completed exits and 3 funds tracked on GP Intel.
Where is CornerstoneCapital headquartered?
CornerstoneCapital is headquartered in Frankfurt, Germany.
When was CornerstoneCapital founded?
CornerstoneCapital was founded in 2001.
What sectors does CornerstoneCapital invest in?
CornerstoneCapital invests across Software, Industrials, Healthcare, Business Services, TMT.
What are CornerstoneCapital's recent exits?
Recent realized exits by CornerstoneCapital include: Eltec Elektronik (2021) to Westermo (Beijer Group); EppsteinFOILS (2020) to Artum AG; Infoniqa (2018) to Elvaston Capital; ACTech (2017) to Materialise NV; Infoniqa SQL (2017) to Management (Urs Tschudin, Roger Hegglin); Human Solutions (2015) to NORD Holding / Pinova Capital; Integrata (2014) to Cegos Group; Datamars (2012) to Columna Capital.
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Last updated August 2026 · Sourced from public filings · Report an issue