Aldebaran Capital Partners is acquiring Serimax from Vallourec for €79 million, as part of Vallourec's restructuring efforts focused on capital rationalization and core business refocusing.

Target Information

Serimax, a subsidiary of Vallourec, specializes in mechanical welding solutions and is preparing for a sale to Aldebaran Capital Partners at an enterprise value of €79 million, which includes an additional €7 million contingent on achieving specific targets. Vallourec acquired Serimax 15 years ago for €150 million, and this divestment aligns with its "New Vallourec" strategy aimed at rationalizing invested capital and refocusing on core business operations. Following the announcement, Vallourec's stock price surged by 5.5%, increasing its market capitalization to €3.6 billion.

The sale process has been managed by Natixis Partners, leading to Aldebaran Capital Partners emerging as the designated buyer. Aldebaran is expected to take control of Serimax, while the management team, led by CEO Guillaume Graindor, will retain a minority stake in the company.

Industry Overview

Serimax operates within the energy sector in France, which is undergoing transformative changes to enhance infrastructure and embrace sustainable practices. The French energy market is evolving to meet new regulatory demands and sustainabili

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Aldebaran Capital Partners

invested in

Serimax

in 2025

in a Buyout deal

Disclosed details

Transaction Size: $25M

Revenue: $105M

Enterprise Value: $79M


Multiples

EV/Revenue: 0.8x

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