Chouest Group Acquires Alliance Business from Helix Energy Solutions Group

Friday, May 1, 2026

The Chouest Group announced it has completed the acquisition of the Alliance business from Helix Energy Solutions Group. Alliance will be integrated into Champagne Energy Solutions (CES), expanding the Group’s offshore decommissioning and plug & abandonment (P&A) platform.

The transaction builds on the recent formation of CES and advances the Chouest Group’s strategy to deliver fully integrated, end-to-end offshore solutions focused on late-life asset management and decommissioning.

The combined platform will provide services including P&A, subsea intervention, marine logistics, and infrastructure removal across the offshore energy sector.

Johnson Rice & Company acted as financial advisor to the Chouest Group on the transaction.

Categories: Construction Vessel Support Vessel Floating Production Offshore People Mergers & Acquisitions Industry News Activity People And Company News Renewables LNG Shale Regulations Hardware Software

Related Stories

Floatel Triumph Lined Up for Brazil MSU Work

SLB to Provide Engineering Services for Norway's Havstjerne CCS Project

Kongsberg Maritime to Provide Technology Suite for Solstad, SBM Offshore Vessel

Current News

Northern Territory Shale Developers Look Towards LNG Production

CM Energy to Introduce CM Zenith Offshore Vessel to European Market in 2028

Milei Vows Tougher Sanctions, Defense Push Over Falklands Oil Drilling

ABS to Support Floating Offshore Wind Development in Brazil

Subscribe for OE Digital E‑News