Top energy mergers and acquisitions in May 2026
Every verified merger and acquisition in the energy sector in this period, ranked by disclosed value. Updated every morning.
We tracked 8 deals in the energy sector in May 2026, 4 of them with a disclosed value, worth $3.5bn in total. The largest was Western Midstream Partners, LP's $1.6bn deal for Brazos Delaware II, LLC, ahead of Carlyle (Global Credit) and Diversified Energy and Camino Natural Resources' Anadarko Basin assets at $1.2bn.
Top energy mergers and acquisitions in May 2026
- 16 MayWestern Midstream Partners, LP → Brazos Delaware II, LLCWestern Midstream agrees US$1.6bn deal for Brazos DelawareEnergy / MidstreamCompleted$1.6bn
- 26 MayCarlyle (Global Credit) and Diversified Energy → Camino Natural Resources' Anadarko Basin assetsCarlyle and Diversified agree US$1.2bn Camino asset dealEnergy / Oil and gas productionCompleted$1.2bn
- 37 MayCentrica plc → Severn CCGT power station (Severn Power Limited)Centrica buys Severn gas plant for about £370mEnergy / Gas-fired power generationCompleted$500m
- 45 MayExpro → Enhanced Drilling (Enhanced Well Technologies Group AS)Expro agrees NOK2bn deal for Enhanced DrillingEnergy / Oilfield servicesCompleted$215m
- 528 MayNextpower Inc. → Prevalon EnergyNextpower agrees deal for Prevalon Energy worth up to US$365mEnergy / Battery storageCompletedUndisclosed
- 625 MayPetroliam Nasional Berhad (PETRONAS) → PRefChem (Aramco's 50% in Pengerang Refining and Pengerang Petrochemical)Petronas to take full ownership of PRefChem from AramcoEnergy / Refining and petrochemicalsAgreedUndisclosed
- 719 MayHull Street Energy → FirstLight USAHull Street Energy buys FirstLight's US hydro fleet from PSPEnergy / Hydro and pumped storageAgreedUndisclosed
- 818 MayNextEra Energy, Inc. → Dominion Energy, Inc.NextEra and Dominion agree all-stock utility mergerEnergy / Electric utilitiesAgreedUndisclosed