Adrian Koller’s practice focuses on public and private M&A and on financing transactions, including complex acquisition and other structured financings. Adrian also advises on capital markets transactions and other corporate and commercial law matters

Deals & Cases

Stadtcasino Baden acquires majority stake in Casinò Locarno
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Global Blue completes USD 225m strategic growth equity investment from Certares and Knighthead
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UBS Switzerland AG and an international bank syndicate arrange up to CHF 2.8bn financing for Stadler Rail
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Adrian’s practice focuses on complex cross-border financing transactions, including leveraged and acquisition finance, structured finance, project and infrastructure finance, restructuring financings, export finance, rights offerings and bond issuances. He acts for large banks and debt funds, private equity investors and other sponsors, as well as for borrowers and issuers, including major and listed corporates across all industries on financing transactions.

He also advises on domestic and cross-border private and public M&A transactions across various industries, including in the energy and technology sectors. Adrian’s practice includes advising on capital markets transactions as well as other corporate and commercial law matters.

  • Advised Steinhoff Europe AG on the implementation of its corporate and financial restructuring
  • Advised Heptagon Advanced Micro-Optics and GGV Capital, Temasek, Jolt Capital, Nokia Growth Partners, Innovacom, Credence, Pantheon, Iconiq Strategic Partners, Matrix Partners, Orchid Investments, Vertex Ventures, AAC Technologies and other former shareholders of Heptagon on the sale of Heptagon to ams AG and the structuring of the earnout
  • Advised CVC on the acquisition financing of its acquisition of a majority stake in Breitling*
  • Advised Enagás and Fluxys on the acquisition of a stake in Trans Adriatic Pipeline*
  • Advised EQT and Kuoni Group on the sale of Kuoni’s Global Travel Services to JTB Corporation*
  • Advised Capita on the financing of the acquisition of the avocis Group*

    *Transactions before 2018 while working at another major Swiss law firm

2013 Admitted to the Bar, Rechtsanwalt
2013 Kent College of Law Chicago, LL.M. in International Financial Services Law
2010 University of Zurich, lic.iur.
The Legal500 EMEA 2024 – Next Generation Partner
Who’s Who Legal: Switzerland 2021 – 2024
The Legal500 EMEA 2023 – Recommended
IFLR1000 2023 – Rising Star Partner
IFLR Rising Stars Awards EMEA 2022 – Banking & Finance, Jurisdictions Awards: Switzerland
The Legal500 EMEA 2022 – Recommended
IFLR1000 2022 – Rising Star Partner
IFLR1000 2021 – Rising Star
The Legal500 EMEA 2021 – Recommended
Expert Guides – Rising Stars 2021
IFLR Rising Stars Awards Europe 2020 – Banking and Finance
Expert Guides – Rising Stars 2020
  • Member of the editorial board of a legal periodical on corporate and capital markets law GesKR (Zeitschrift für Gesellschafts- und Kapitalmarktrecht)
  • Zurich Bar Association
2021 Partner, Niederer Kraft Frey
2018 Senior Associate, Niederer Kraft Frey
2013 Associate with a major law firm in Zurich
2010 Junior Associate with a major law firm in Zurich
2007 Assistant to the editorial board of the Swiss law journal on corporate and capital markets law (GesKR)



Deals & Cases


Emmi secures CHF 700m acquisition financing

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Arbonia completes acquisition of the Dimoldura Group

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Swiss Steel Holding successfully completes EUR 300m capital increase

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Market Perception

«Adrian Koller has very strong commercial awareness and vision. His level of sophistication is very strong. »
Chambers 2024 – Restructuring/Insolvency
«Adrian Koller is “a proactive, hardworking and very knowledgeable lawyer” who “pays great attention to detail” and possesses “excellent commercial acumen”, excelling in sophisticated banking and project finance transactions. »
Who’s Who Legal 2022
«He really made a very good impression. We worked super-quickly and stuck to the timelines and the budget. It really was a pleasure working with him. »
Chambers 2022
«Very accessible, fast and on time, quick understanding of the issues at stake, excellent knowledge of the business. »
IFLR 1000 2020/2021
«Adrian Koller is looked upon with enormous favour for his skilful handling of high-value acquisitions and refinancings.»
Who’s Who Legal 2021

Awards & Rankings


NKF ranked top-tier firm in six practice areas by IFLR1000 2023

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Five NKF lawyers recognised as Rising Stars at the IFLR Rising Stars Awards EMEA 2022

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Five NKF lawyers recognised as Rising Stars by Expert Guides

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Firm News


NKF continues growth of its Financing and Corporate/M&A practice with appointment of Adrian Koller…

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NKF cements the excellence of its transactions practice with the lateral hire of partner Till Spillman…

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Lending and taking security in Switzerland: overview

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Intra-Group Financing

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Newsletters & Alerts


Switzerland’s New ESG Reporting Regime – What It Means For Your Business

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Environmental, Social and Governance (ESG) – Supporting our clients to navigate a new corporate land…

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