Fergus O'Domhnaill

FERGUS O’DOMHNAILL advises clients on a variety of cross-border leveraged buyout and finance transactions. He has extensive experience advising sponsors, borrowers, and various capital solution providers in relation to the origination and restructuring of a wide range of debt and equity finance transactions at every level of the capital structure.

Fergus is ranked in Chambers UK 2026 (Leveraged Finance: Big Ticket - London) with clients commending him as “one of the best and most versatile finance partners in the market” with an “incredible work ethic”. Sources from the 2025 edition described him as “an excellent partner who combines commercial awareness with legal excellence” and as having “unrivalled knowledge in his field”. Fergus is recommended for Acquisition Finance in Legal 500 UK 2026 with clients describing Fergus as an “accomplished next generation leader” and an “exceptional practitioner” with an “extensive deal list” and a “growing market presence”. In 2023, Fergus was named by Mergerlinks in its list of “Rising Stars: Top Financing Lawyers in EMEA”. During law school, he served as the editor-in-chief of the Trinity College Law Review.

Recent examples of Fergus’ work includes advising:

• Preservation Capital Partners in the sale of its majority stake in HBC to Bridgepoint.
• Nordic Capital in connection with the financing of its acquisition of Anaqua, the leading provider of innovation and intellectual property management technology solutions and services.
• SLR Global, an Ares portfolio company, in connection with its refinancing and concurrent acquisition of Wardell Armstrong and Malk Partners.
• Swissport, the world’s leading independent provider of airport logistics services, in connection with its €1.2 billion seven-year cross border TLB and €250 million revolving credit facility.
• Autocirc AB on the refinancing of its capital structure.
• Alloheim in relation to its amend-and-extend agreement.
• The ad hoc committee of term, RCF, and L/C lenders to ARVOS Group, the global manufacturer and supplier of industrial equipment, heat exchange, and transfer solutions, on its €590 million debt and equity recapitalization transaction, implemented via a UK scheme of arrangement.
• The creditors committee in relation to the US$2 billion financing arrangements and comprehensive recapitalization of Flint Group, a global supplier to the printing and packaging sectors.
• The noteholder committee in relation to the recapitalization and €1 billion debt and equity restructuring of Naviera Armas, a Spanish passenger and freight ferry services business.
• Arcmont Asset Management, CVC Credit, Goldman Sachs, and Macquarie in relation to the approximately €700 million private bond in connection with the co-investment of Ardian and NB Renaissance in Neopharmed Gentili S.p.A., a leading pharmaceutical company operating in the Italian market.
• UGI Corporation, the global natural gas distribution company, in connection with its €800 million syndicated revolving credit and term loan facilities, in order to refinance its existing capital structure.
• Swissport in relation to a €600 million senior secured unitranche term loan and €200 million super senior revolving credit facility in order to refinance their existing capital structure.
• Nordic Capital in connection with its acquisition of Ascot Lloyd, one of the UK’s largest independent financial advice firms.
• Ares Management Corporation on the acquisition of SLR Global, a UK-based ESG consultancy and advisory business, from Charterhouse and management shareholders.
• Norgine Europe B.V., a leading European specialty pharmaceutical company, on its sale to Goldman Sachs Asset Management.
• CVC Capital Partners VI and Theramex, the leading global specialty pharmaceuticals company focused on women’s health, on the sale of Theramex to global investment firms PAI Partners and Carlyle.
• The ad hoc committee in relation to the €570 million recapitalization of Hilding Anders, a leading global bedding and mattress company.
• Nordic Capital in connection with its acquisition of Care Fertility, a leading fertility clinic group.
• Regnology, a leading international provider of innovative regulatory, risk, and supervisory technology solutions in relation to the structuring and refinancing of its capital structure.
• Vizrt, a global leader in production software for live video production, in relation to the structuring and refinancing of its capital structure.
• Nordic Capital in connection with its acquisition of Equipe Zorgbedrijven, a market leading provider of outpatient healthcare in the Netherlands active in hand and wrist surgery and therapy and aesthetic care.
• Brookfield Asset Management on the sustainability linked TLB financing for the acquisition of the Cupa Group, a leader in the natural slate and stone industry, from The Carlyle Group.
• Tullow Oil plc, the UK-listed independent energy company, on the refinancing of its US$2.4 billion capital structure, including a US$600 million super senior revolving credit facility due 2024.
• The creditors committee in relation to the €160 million rescue financing and subsequent €1 billion debt and equity restructuring of Naviera Armas, a Spanish passenger and freight ferry services business.
• The anchor lenders in relation to the restructuring and new money financing of Dümmen Orange, a Dutch-headquartered international plant and flower business.
• The banks in relation to the €900 million debt and equity restructuring of HEMA, the Dutch-headquartered variety store-chain.
• Hayfin Capital Management on the unitranche financing for Avista Capital Partner’s acquisition of Vision Healthcare, one of Europe’s fastest-growing omni-channel and direct-to-consumer healthcare companies.
• Acino on a carve out transaction involving various pharmaceutical products and related assets from Takeda Pharmaceuticals.
• Britax Group, the UK-headquartered child seat, pushchair, and bike seat manufacturer and distributor on its US$380 million debt and equity restructuring.
• Goldman Sachs Asset Management on the financing of PIA’s acquisition of Aston Lark, a UK-based provider of insurance brokerage services.
• J.P. Morgan Securities PLC in relation to an up to €750 million holdco PIK financing in relation to Sazka Group’s tender offer for OPAP, a Greek lottery and gaming operator.
• The Carlyle Group in connection with its acquisition of a minority investment in CEPSA, Europe’s largest privately owned oil and gas company.
• Intrum Justitia AB in connection with its €1.1 billion revolving credit facility.
• Ares Capital in connection with the unitranche financing to fund the acquisition by Bridgepoint of Cherry AB, a Swedish gaming company.
• The second lien lenders on the financing for the acquisition of Europea De Madrid by Permira Advisers LLP.
• Platinum Equity in its US$2.5 billion acquisition of Multi-Color Corporation, a provider of label solutions with business interests in North America, Latin America, Europe, the Middle East, Africa, and Asia.
• Nordic Capital in connection with its acquisition of Trustly AB, the leading Swedish payment processing company.
• Nordic Capital in connection with its refinancing of Itiviti AB, the leading Swedish trading software company.
• The Carlyle Group and The Nature’s Bounty Co. on the £1.77 billion sale of Holland & Barrett, one of Europe’s largest health and wellness retailers. 
• Nordic Capital in connection with its acquisition of The Binding Site, the leading laboratory diagnostics company.
• Nordic Capital in connection with its acquisition of Alloheim.
• F.C. Inter Milan in relation to its revolving facilities and media financings.
• Leonard Green & Partners on the cross-border acquisition financing of CPA Global, the world’s leading intellectual property management and technology company (and subsequent US$6.8 billion combination with Clarivate Plc).

The above matters were handled prior to joining Sidley.