Fergus Devine

Partner

Fergus is head of our Energy Group where he advises local and international energy and commodities companies on major projects, transactions and regulatory matters.

Fergus Devine

Fergus is one of Ireland’s leading renewable energy experts and is consistently ranked as one of Ireland’s leading gas and energy specialists.  He has particular expertise in advising new market participants, and those considering opportunities, in the energy sector in Ireland, including in relation to the on-shore and offshore renewable generation.

Fergus also advises procuring authorities, developers, data centres, financiers, contractors and operators in relation to large energy projects. Prior to joining William Fry, Fergus spent four years working as a projects and transactional lawyer in California, where notably he advised on wind and geothermal power generation.

Recent significant work includes advising EirGrid, CIP, RWE, DIF, Brookfield, Flogas, DCC Energy, Digital Realty Trust, IBM. Notably, Fergus has recently advised:

  • A number of data centre developers in relation to energy centres at the proposed projects, including battery storage, HVO fired generation and gas fired generation.
  • Market Participants, including storage projects,  in relation to securing DS3 and FASS revenues, participation in the capacity market and the energy markets.
  • EirGrid plc, the Irish state-owned electricity transmission operator, on the procurement of circa 660 MW of temporary emergency generation.
  • Copenhagen Infrastructure Fund (CIP) on the acquisition by its fund, Copenhagen Infrastructure IV k/S of 50% of Statkraft A/S’ offshore wind portfolio in Ireland.
  • Digital Realty Trust (DRT), the world’s largest Data Centre provider on a number of electricity market contracts (including a complex corporate PPA).
  • Aughinish Alumina in relation to the gas, HFO and bauxite supply arrangements for its 160MW CHP plant and alumina refinery and related financial and physical sales contracts.
  • RWE in its participation in the Irish energy market.
  • On the structuring and funding of the €1.6b Celtic Interconnector, a 700MW HVDC submarine power cable linking Ireland and France.
  • DIF Capital Partners on its fund’s acquisition of a 51% stake in ib vogt GmbH,one of the world’s leading developers in utility-scale PV solar.
  • Brookfield Renewableson its development and financing of the Slieve Callan wind farm project in South West Ireland (which included a 25km 110KV contestable grid connection).
  • A number of large solar developers in relation to the RESS scheme.
2026 Legal 500 EMEA
2026 Chambers Europe
2025 Legal 500 EMEA
2025 Chambers Europe
2024 Legal 500 Green Guide EMEA
2025 IFLR 1000

Related Knowledge

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Article and Insights

Small Reactors: Big Questions?

Rising demand and intermittent renewables have brought nuclear SMRs into energy conversation everywhere. Is Ireland ready for this?

Eva Barrett
Consultant
Eva Barrett
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Article and Insights

Shannon LNG Natural Gas Permission Upheld

Important clarifications on climate objectives under the 2015 Act and the role of gas generation in enabling grid stability

Michelle Martin
Partner
Michelle Martin
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Article and Insights

Biomethane Production Facilities in Ireland

Ireland has committed to 5.7 TWh of biomethane by 2030. We currently produce less than 1.5% of that target.

Jason Milne
Partner
Jason Milne
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Article and Insights

Ireland’s Policy Pivot on Data Centre Delivery

Government announcement of Large Energy User Action Plan represents step change in Ireland's approach to data centre delivery.

Liam McCabe
Chairperson
Liam McCabe
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Article and Insights

Government Approves the Drafting of the Private Wires Bill

Drafting of Private Wires Bill to commence following government approval

Fergus Devine
Partner
Fergus Devine
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Article and Insights

CRU Approves “Historic” Investment Allowance of up to €18.9 Billion for Ireland’s Grid Over Next 5 Years

The Commission for Regulation of Utilities (CRU) has published its Final Determination for Price Review Six (PR6), approving a transformative inves...

Fergus Devine
Partner
Fergus Devine
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Article and Insights

CRU Publishes Long Awaited Final Policy on Data Centre Connections

The Decision supersedes the Proposed Decision of February this year and applies to all future and existing applications, providing a pathway for an...

Fergus Devine
Partner
Fergus Devine
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Article and Insights

ORESS Tonn Nua Auction Results Announced

The Irish Government has announced the results for the State's second offshore wind auction

Fergus Devine
Partner
Fergus Devine
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Article and Insights

Biomethane Sustainability Charter – a Key Milestone for Renewable Gas

Key Biomethane Strategy Milestone is reached with the publication of the Biomethane Sustainability Charter

Fergus Devine
Partner
Fergus Devine
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Article and Insights

Ireland Looks to LNG for Energy Security

Over the past year, Ireland advanced LNG policy with public-private storage developments supporting national energy security goals

Fergus Devine
Partner
Fergus Devine