Firm PROFILE
Lustenberger + Partners
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Lustenberger + Partners

Europe 2026

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Rankings

Europe

Leading firm in Europe 2026

Overview

Provided by Lustenberger + Partners

  • Firm Details

    Number of partners: 8

    Number of professionals: 10

    Languages: English, French, German, Italian, Spanish

  • Firm Overview

    Lustenberger + Partners is a Swiss boutique law firm with a high reputation for its specialisation in dispute resolution (litigation, arbitration and ADR), as well as contentious and non-contentious employment law matters including investigations. Clients benefit from a first class, partner driven approach. Large scale matters are handled by an experienced team of specialist partners and associates. The firm’s strong client orientation demonstrated by customised, agile and cost-efficient legal services, as well as profound sector knowledge are the key differentiators of the firm. Lustenberger + Partners’ teams have been repeatedly singled out by major legal directories, including Who’s Who Legal, The Legal 500, Chambers and Partners, Best Lawyers and Acritas Stars.

  • Main Areas of Practice

    Arbitration:

    5 partners; 7 fee earners based in Zurich, Switzerland

    Recent matters include:

    â–  Representing a Japanese client in a EUR 200 million consortium arbitration under ICC Rules in relation to the construction of a major transportation system in a mega-city.

    Partners: Dr. Claudius Triebold, Monika McQuillen

    â–  Representing a U.S. IT service provider in a Swiss Rules arbitration against a Swiss bank regarding the extraordinary termination of an infrastructure project after several years of project delivery.

    Partners: Dr. Claudius Triebold, Monika McQuillen

    â–  Representing a global food manufacturer in an ICC arbitration in relation to post-acquisition claims under a share purchase agreement against the sellers.

    Partners: Monika McQuillen, Dr. Claudius Triebold

    â–  Representing a med-tech manufacturer against a former Egyptian distributor in an ICC arbitration.

    Partners: Monika McQuillen, Dr. Claudius Triebold

    â–  Multiple arbitrator appointments

    Contacts: Dr. Claudius Triebold, Monika McQuillen, Dr. Michael Lazopoulos

    Tel: +41 44 387 19 00

    Emails: [email protected], [email protected], [email protected]


    Banking & Finance:

    2 Partners; 2 fee earners based in Zurich, Switzerland

    Recent matters include:

    â–  Representation of the CEO of a Swiss financial intermediary in an enforcement procedure before the Swiss Financial Market Supervisory Authority FINMA

    â–  Preparation and submission of application for distribution of foreign collective investment scheme to the Swiss Financial Market Supervisory Authority FINMA

    â–  Set-up of compliance procedures (AML, FinSA, FinIA etc.) for Swiss financial intermediary

    Contact: Peter Juestel

    Tel: +41 44 387 19 00

    Email: [email protected]


    Employment:

    5 partners; 7 fee earners based in Zurich, Switzerland

    Recent matters include:

    ■ Representation of a major commodity trading company in proceedings against a former senior executive member regarding the enforceability of the company’s equity participation scheme.

    Partner: Monika McQuillen

    â–  Client representation against a large bank, following a whistleblowing complaint against a senior manager.

    Partner: Dr. Michael Lazopoulos

    â–  Assist a med-tech manufacturer in relation to the ring-fencing and sale of a business as the Swiss law expert in a wider global legal team of an international law firm.

    Partner: Monika McQuillen

    â–  Sitting as Sole Arbitrator

    Partner: Monika McQuillen.

    Contact: Monika McQuillen

    Tel: +41 44 387 19 00

    Email: [email protected]


    Litigation:

    8 partners; 10 fee earners based in Zurich, Switzerland

    Recent matters include:

    â–  Representation of an investment fund as a civil claimant in a multi-jurisdictional commercial fraud case worth EUR 111 million, before the Swiss Federal Prosecutor and the Swiss Federal Criminal Court.

    Partner: Dr. Michael Lazopoulos

    â–  Representation of a North African State in set-aside proceedings relating to a high value ICC arbitral award.

    Partners: Dr. Claudius Triebold, Monika McQuillen

    â–  Assisting a large bank in debt recovery proceedings, which resulted in 12 additional court proceedings, two of them at the Swiss Federal Supreme Court (the highest court in Switzerland).

    Partner: Dr. Michael Lazopoulos

    â–  Representing a bank against over 200 bank customers following the lifting of the EUR/CHF FX floor and the subsequent crash of exchange rates.

    Partner: Monika McQuillen

    â–  Representing a long-standing distributor for appliances in the Commercial Court in relation to the termination of the distribution contract

    Partner: Monika McQuillen

    â–  Representing a Danish furniture manufacturer in the Commercial Court in relation to alleged product defects and unpaid invoices

    Partner: Monika McQuillen

    Contacts: Dr. Claudius Triebold, Monika McQuillen, Dr. Michael Lazopoulos

    Tel: +41 44 387 19 00

    Emails: [email protected], [email protected], [email protected]


    Mediation:

    2 partners; 2 fee earners based in Zurich, Switzerland

    Recent matters include:

    â–  Mediation of a dispute between a hospital management and its staff.

    Partner: Monika McQuillen

    â–  Mediation of a strategy related dispute among partners of a major law firm.

    Partner: Dr. Claudius Triebold

    â–  In-House Mediation of conflicts among employees.

    Partner: Monika McQuillen

    â–  Acting as mediator in relation to financial services disputes in accordance with the Financial Services Act

    Partner: Monika McQuillen

    Contacts: Monika McQuillen, Dr. Claudius Triebold

    Tel: +41 44 387 19 00

    Emails: [email protected], [email protected]

Ranked Offices at Lustenberger + Partners

Provided by Lustenberger + Partners

Switzerland - Head office

Zurich

Wiesenstrasse 8 P.O. Box, Zurich, Zurich, Switzerland, CH-8032, Zurich

Ranked Departments at Lustenberger + Partners (2)

Switzerland

Ranked Individuals at Lustenberger + Partners (3)

Switzerland

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