Energy M&A

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CMS has the pre-eminent Energy M&A group in the UK, Advising financial investors, strategic investors, utilities and developers on high-profile, high-value, complex and first-of-a-kind M&A transactions across the energy sector.

CMS’ Energy M&A group particularly adds value when M&A transactions involve complex and/or cutting-edge issues that require the deepest sector knowledge.  This includes revenue stream support mechanisms, commercial and trading arrangements, licensing issues, industry code requirements and other regulatory issues, for both in-development and operational assets.

Our recent experience related to energy M&A transactions includes advising:

  • Octopus Energy Group (Octopus) on its takeover of Bulb Energy’s (Bulb) 1.5 million customers following an almost year-long tender process run by Bulb’s administrators. The ground-breaking transaction will include an energy transfer scheme (a statutory process available to energy supply companies that are in special administration) used for the first time in the United Kingdom.
  • Equinor on the EUR91m purchase of 100% of shares in the Polish company Wento, which develops photovoltaic and wind projects, from Enterprise Investors, a private equity fund.
  • Electricity Supply Board on a £2 billion partnership with EDF Renewables to jointly develop the 450MW Neart na Gaoithe offshore wind farm in Scotland.  
  • Brookfield Renewable Partners on an agreement with KKR to form a 50/50 joint venture to acquire X-Elio, one of the world’s largest independent solar platforms. 
  • Arjun Infrastructure Partners on an acquisition of two UK solar plant portfolios from Ancala Partners LLP. The portfolios comprise 21 solar parks located across the UK with a combined capacity of 97MW.
  • ConocoPhillips on the $2.675 billion sale of all of ConocoPhillips UK upstream assets. 
  • OVO Energy on securing investment from Mitsubishi Corporation for this renewable energy provider.
  • GLIL Infrastructure on the acquisition of a 49% equity stake in Cubico Sustainable Investment's operational wind and solar portfolio covering 18 sites across the UK.
  • SSE plc on a disposal by SSE Renewables Onshore Windfarm Holdings Limited of 100% of the share capital of Slieve Divena Wind Farm No.2 Limited, an SPV owning a 2.35MW wind farm in Northern Ireland, to Greencoat UK Wind Holdco Limited.
  • SSE plc on a £635 million sale of a 49.9% stake in its Stronelairg and Dunmaglass wind farms to Greencoat UK Wind.  
  • J-Power and Development Bank of Japan on a £2 billion acquisition of a 25% share in Triton Knoll HoldCo Limited from Innogy Renewables UK Limited.
  • Mainstream Renewable Power on the disposal of the 450MW Neart na Gaoithe offshore wind farm project to the EDF Group, via EDF Renewables in the UK, a joint subsidiary of EDF Energy and EDF Energies Nouvelles.
  • A consortium led by Japanese utility Kansai Electric Power, infrastructure investor Equitix and Hong Kong-based investor CNIC on its acquisition of Electricity North West.
  • Arcapita on its bid to acquire Electricity North West as part of a competitive auction process.
  • Cheung Kong Infrastructure and Power Assets Holdings on the proposed acquisition of Central Networks East and Central Networks West from E.ON.
  • Consortium comprising SSE and Borealis Infrastructure on their proposed acquisition of EDF’s UK electricity distribution networks.
  • Viridian on the sale of Northern Ireland Electricity (NIE), the owner of the transmission system in Northern Ireland, and owner and operator of the distribution system.  
  • Quadgas consortium (made up of Macquarie Infrastructure and Real Assets, Allianz Capital Partners, Hermes Investment Management, CIC Capital Corporation, Qatar Investment Authority, Dalmore Capital and Amber Infrastructure/International Public Partnerships) on the acquisition of National Grid's four remaining gas distribution networks (Cadent Gas) for c£13.8 billion in 2017/2018.
  • SSE on the sale of a 16.67% shareholding in SGN to ADIA for £621 million in 2016.
  • Consortium comprising Hermes GPE Infrastructure Fund and USS on its bid to purchase Phoenix Gas, one of the gas distribution network companies in Northern Ireland.
  • Consortium led by Cheung Kong Infrastructure on the acquisition of Wales & West Utilities, the gas distribution network, for an enterprise value in excess of £2 billion.
  • Consortium comprising SSE, OMERS and Ontario Teachers on the acquisition of the Scotland and South of England gas distribution networks for £3.2 billion. 
  • National Grid on the restructuring and sale by way of an auction process of part of its gas distribution networks for an aggregate consideration of £5.8 billion.

To find out more about other related services you can visit the Energy & Climate Change expertise section

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Chambers, 2021
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24/03/2023
CMS ad­vises Brook­field on ac­quis­i­tion of stake in X-ELIO
In­ter­na­tion­al law firm CMS ad­vised Brook­field Re­new­able (Brook­field), one of the world’s largest pub­licly traded, pure-play re­new­able power plat­forms, on its ac­quis­i­tion of a fur­ther 50% stake in glob­al...
10/11/2022
CMS ad­vises Hy­dro Rein on its 50/50 joint ven­ture with Com­merz Real to...
In­ter­na­tion­al law firm CMS has ad­vised Hy­dro Rein on its agree­ment with Com­merz Real to es­tab­lish a 50/50 sol­ar joint ven­ture which will ac­quire a Dan­ish sol­ar port­fo­lio. Com­ple­tion of the joint ven­ture...
31/10/2022
CMS ad­vises Oc­topus En­ergy on takeover of Bulb En­ergy
CMS has ad­vised Oc­topus En­ergy Group (Oc­topus), the Brit­ish re­new­able en­ergy group spe­cial­ising in sus­tain­able en­ergy, on its takeover of Bulb En­ergy’s (Bulb) 1.5 mil­lion cus­tom­ers, fol­low­ing an al­most...
25/10/2022
CMS ad­vises SSE Re­new­ables on ac­quis­i­tion of 49.9MW wind farm
In­ter­na­tion­al law firm CMS has ad­vised lead­ing re­new­able en­ergy de­veloper and op­er­at­or, SSE Re­new­ables (SSE), on the ac­quis­i­tion of the Aber­arder wind farm pro­ject in Strath­nairn near In­verness, Scot­land.The...
21/10/2021
CMS ad­vises EDF Re­new­ables UK on new part­ner­ship with VANT­AGE RE
In­ter­na­tion­al law firm CMS has ad­vised EDF Re­new­ables UK, a sub­si­di­ary of the French util­ity com­pany, Élec­tri­cité de France (EDF), on its stra­tegic part­ner­ship with Vant­age RE Ltd (Vant­age RE), a wholly-owned...
20/10/2021
UK En­ergy Sec­tor: Sum­mer of Change
The sum­mer of 2021 may well shape the UK en­ergy sec­tor (and the re­lated sec­tors it im­pacts) for many years to come. Ofgem and BEIS re­leased over forty con­sulta­tions from June to Septem­ber. Some of these...