Diesse: Fremman Capital Acquires Majority Stake in Italian Diagnostic Innovator
Deal News | Jul 01, 2025 | Legal Community Italy

Fremman Capital, a pan-European mid-market focused private equity firm, has successfully acquired the majority stake in Diesse Diagnostica Senese, an Italian company renowned for its innovative diagnostic systems and in vitro diagnostic reagents. The transaction sees ArchiMed, a specialist healthcare private equity firm, divesting its shares. The legal advisory for Fremman was spearheaded by A&O Shearman, encompassing M&A and acquisition financing aspects, while ArchiMed was advised by Dentons. Furthermore, the management of Diesse was assisted by Lawal Legal & Tax Advisory. Siemens Bank GmbH, supported by Hogan Lovells, provided super senior revolving lending to facilitate this acquisition. The deal underscores Fremman's strategy to bolster its position in the diagnostic sector and reflects increasing international private equity interest in Italy's healthcare industry.
Sectors
- Private Equity
- Healthcare
Geography
- Italy – Diesse Diagnostica Senese is an Italian company, and the transaction reflects international investment in Italy's healthcare sector.
- Pan-European – Fremman Capital, the acquiring firm, is a pan-European private equity firm, indicating the geographical span of its investment activities.
Industry
- Private Equity – Fremman Capital's acquisition of a majority stake in Diesse Diagnostica Senese highlights activity within the private equity industry.
- Healthcare – The acquisition involves Diesse Diagnostica Senese, a company operating within the healthcare sector, specifically in diagnostics.
Financials
- – The specific financial details of the transaction, such as deal price or enterprise value, were not disclosed.
Participants
| Name | Role | Type | Description |
|---|---|---|---|
| Fremman Capital | Bidding Company | Company | A pan-European private equity firm focused on mid-market investments. |
| DIESSE Diagnostica Senese | Target company | Company | An Italian company specializing in the development and production of innovative diagnostic systems and reagents for the in vitro diagnostics market. |
| ARCHIMED | Selling Company | Company | A private equity fund specializing in the healthcare sector. |
| A&O Shearman | Legal Advisor for Fremman | Company | Provided legal advisory services for M&A and acquisition financing to Fremman Capital. |
| Dentons | Legal Advisor for ARCHIMED | Company | Assisted ARCHIMED with a multidisciplinary team for the sale. |
| Siemens Bank GmbH | Finance Provider | Company | Involved in providing a super senior revolving lending facility to support the acquisition. |
| Hogan Lovells | Legal Advisor for Siemens Bank | Company | Advised Siemens Bank on corporate lending franchise involved in the financing. |
| Proskauer | Legal Advisor for Noteholders | Company | Involved in structuring the private placement. |
| PedersoliGattai | Legal Advisor for Noteholders | Company | Provided legal advisory relating to Italian law aspects of the private placement. |