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David is a partner and Co-Head of the Firm’s Corporate Department and Head of the Corporate M&A Group.

He has extensive experience assisting clients across a range of industries on doing business in and from Ireland,  including advising on acquisitions/disposals, capital raisings, corporate migrations, cross-border mergers, joint ventures and reorganisations. David has significant experience advising on take-private transactions and has advised on many of Ireland’s most notable transactions.

He has worked with a wide range of domestic and international corporations providing ongoing strategic advice to their boards. He has a broad-based practice reflecting his considerable experience across the agri-food, financial services, healthcare / life sciences and manufacturing sectors.

 

Experience and Education

David has recently advised:

  • Tirlán Co-operative Society Limited on an equity placing of a portion of its shareholding in Glanbia plc (raising gross proceeds of approximately €230m) and the concurrent tender offer to repurchase its outstanding €250m Exchangeable Bond.
  • Smurfit Kappa Group plc on its $25.5 billion merger with WestRock Company to form Smurfit Westrock.
  • Horizon Therapeutics on all aspects of its acquisition by Amgen for aggregate consideration of $27 billion.
  • Zoom Video Communications, Inc on its acquisition of employee communication and engagement platform, Workvivo.
  • Novo Nordisk A/S on its acquisition of Neotope Neuroscience Limited for $100 million upfront and up to $1.2 billion in development and sales milestones payments.
  • Horizon Therapeutics on its $960 million underwritten public offering of ordinary shares.
  • Willis Towers Watson plc on its proposed $80 billion business combination with Aon plc.
  • Tirlán Co-operative Society Limited on all aspects of its acquisition of Glanbia plc’s interest in Glanbia Ireland, a dairy processing and consumer goods joint venture formed between Tirlán Co-operative Society Limited and Glanbia plc.
  • Tirlán Co-operative Society Limited on all aspects of the funding arrangements for its acquisition of Glanbia plc’s 40% interest in Glanbia Ireland. (raising approximately €310m) comprised of a share placing by Tirlán Co-op of approximately 2% of Glanbia plc’s issued share capital together with the issue by Tirlán Co-op of a €250m equity-linked exchangeable bond.
  • Horizon Therapeutics on its acquisition of EirGen Pharma’s manufacturing facility in Waterford.
  • Smurfit Kappa Group on its November 2020 €660 million Share Placing.
  • Trinity College Dublin (LLB with German)
  • Law Society of Ireland, admitted as a solicitor

News and Insights

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Experience Highlight
03/10/2025

Irish dairy co-operative Tirlán Co-operative Society advised on two of the largest capital markets transactions in Ireland in recent times

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News
03/10/2025

Matheson Advises Tirlán on Equity Placing and Bond Repurchase

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Insights
16/09/2025

The ‘Shareholder Rule’ has been abolished in England and Wales

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Insights
28/05/2025

Irish FDI Screening Regime – Application to The Life Sciences Sector

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Experience Highlight
05/10/2023

Horizon Therapeutics plc on its $28 Billion acquisition by Amgen Inc.

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News
12/09/2023

Matheson Advises Smurfit Kappa on its merger with WestRock Company

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Experience Highlight
11/09/2023

Smurfit Kappa advised on its merger with WestRock Company

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News
05/07/2023

Matheson Leads in Corporate M&A Deals Completed in H1 2023

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Experience Highlight
14/05/2023

Zoom Video Communications, Inc advised on its acquisition of Workvivo

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News
04/04/2023

Senior Promotions in Matheson’s Corporate and Commercial Real Estate teams

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Accolades

“David Fitzgibbon is a top-class strategist who is commercially astute.”

Capital Markets: Equity Chambers Global and Europe

2025

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