Serimax, a global specialist in advanced offshore and onshore welding solutions, is gaining independence from its parent company Vallourec. The subsidiary is being acquired by Aldebaran Capital Partners as part of the "New Vallourec" plan, which focuses on streamlining capital and refocusing on core activities. The management team, led by CEO Guillaume Graindor, will retain a minority stake in the newly independent entity.

The transaction values SERIMAX at an EV/Revenue multiple of LOGIN.

This transaction is part of the Business Services industry, which currently tracks an average EBITDA multiple of 11.3x since the beginning of 2026, a stable level compared to 2025. This data is based on contribution from our growing community, composed of M&A and Private Equity professionals, and has been verified by our team to ensure its accuracy.