ao link
Who's Who Legal
Who's Who Legal
Menu
Thought Leaders

Thought Leaders

Thought Leader

Global Leader

Arbitration 2021

Professional Biography

WWL Ranking: Recommended

Peers and clients say

"Mariella Orelli is a very experienced litigator who is at her best during a hearing"
"Very focused and never gives up on an argument"
"She has a quick grasp of any issues"
"She has an excellent understanding of the energy sector"

Biography

Mariella Orelli is a partner in Homburger’s litigation and arbitration team.

She has acted as party counsel in contentious matters before international arbitral tribunals in Switzerland and abroad, as well as before state courts, including the Zurich Commercial Court and administrative courts. She has acted as counsel in various landmark cases, such as the first ever successful application for the revision of an arbitral award, and the first decision by the Swiss Supreme Court on recognition and enforcement of Mareva injunctions in Switzerland. Mariella has also acted as an arbitrator, as both chair and party-appointed arbitrator. She also represents clients in investment arbitration matters.

She is familiar with many industries, including financial markets, pharma, energy and construction, and a wide range of M&A disputes. Her advisory practice also includes assisting clients in regulatory matters in the energy sector.

Mariella is a member of the Zurich and Swiss Bar Associations, the International Bar Association, the Swiss Arbitration Association and other professional associations. She is a co-author of Commentary on Swiss Federal Act on Jurisdiction and Enforcement and Practitioners' Guide to Arbitration in Switzerland. She has also published various articles. She is fluent in Italian, German, English and French.

Between 1993 and 1998, Mariella served as a clerk with the District Court in Zurich and the Commercial Court of the Canton of Zurich. After graduating from the University of Zurich (1992), she was admitted to the Bar (1996) and obtained her LLM from the College of Europe (1999). In 2000, she worked as a foreign associate at Herbert Smith in London (dispute resolution).

Litigation 2020

Professional Biography

WWL Ranking: Recommended

WWL says

Mariella Orelli has amassed more than 20 years of experience litigating in complex disputes across an array of industries and sectors including financial services, pharmaceuticals, insurance, energy and construction.

Biography

Mariella Orelli is a partner in Homburger’s litigation and arbitration team.

She has acted as party counsel in contentious matters before international arbitral tribunals in Switzerland and abroad, as well as before state courts, including the Zurich Commercial Court and administrative courts. She has acted as counsel in various landmark cases, such as the first ever successful application for the revision of an arbitral award, and the first decision by the Swiss Supreme Court on recognition and enforcement of Mareva injunctions in Switzerland. Mariella has also acted as an arbitrator, as both chair and party-appointed arbitrator. She also represents clients in investment arbitration matters.

She is familiar with many industries, including financial markets, pharma, energy and construction, and a wide range of M&A disputes. Her advisory practice also includes assisting clients in regulatory matters in the energy sector.

Mariella is a member of the Zurich and Swiss Bar Associations, the International Bar Association, the Swiss Arbitration Association and other professional associations. She is a co-author of Commentary on Swiss Federal Act on Jurisdiction and Enforcement and Practitioners' Guide to Arbitration in Switzerland. She has also published various articles. She is fluent in Italian, German, English and French.

Between 1993 and 1998, Mariella served as a clerk with the District Court in Zurich and the Commercial Court of the Canton of Zurich. After graduating from the University of Zurich (1992), she was admitted to the Bar (1996) and obtained her LLM from the College of Europe (1999). In 2000, she worked as a foreign associate at Herbert Smith in London (dispute resolution).

National Leader

Switzerland - Arbitration 2021

Professional Biography

WWL Ranking: Recommended

WWL says

Mariella Orelli "is a prolific figure" in the Swiss arbitration market with an "active practice" in large-scale international disputes.

Biography

Mariella Orelli is a partner in Homburger’s litigation and arbitration team.

Mariella Orelli's practice focuses on litigious matters. She acts as party counsel in commercial and investment arbitration relating to disputes governed by a variety of substantive laws. She has extensive experience in large international proceedings before state courts, in particular in the Commercial Courts. She also regularly assists clients in asset-tracing and enforcement proceedings. She has been involved in various landmark cases, such as the first ever successful application for the revision of an arbitral award as well as landmark cases concerning the recognition and enforcement of foreign protective measures, including sequestri conservativi and Mareva injunctions. While her focus is on energy matters, she is familiar with a number of industries, including banking & insurance, construction, pharmaceuticals, telecommunications, agency and distributions and has worked on a wide range of high-profile, complex M&A disputes.

Mariella is a member of the Zurich and Swiss Bar Associations, the International Bar Association, the Swiss Arbitration Association and other professional associations. She is a co-author of Commentary on Swiss Federal Act on Jurisdiction and Enforcement and Practitioners' Guide to Arbitration in Switzerland. She has also published various articles. She is fluent in Italian, German, English and French.

Between 1993 and 1998, Mariella served as a clerk with the District Court in Zurich and the Commercial Court of the Canton of Zurich. After graduating from the University of Zurich (1992), she was admitted to the Bar (1996) and obtained her LLM from the College of Europe (1999). In 2000, she worked as a foreign associate at Herbert Smith in London (dispute resolution).

Switzerland - Litigation 2021

Professional Biography

WWL Ranking: Recommended

WWL says

Mariella Orelli is “a prominent figure in the Swiss market” who has developed exceptional expertise in commercial court representation.

Biography

Mariella Orelli is a partner in Homburger’s litigation and arbitration team.

Mariella Orelli's practice focuses on litigious matters. She acts as party counsel in commercial and investment arbitration relating to disputes governed by a variety of substantive laws. She has extensive experience in large international proceedings before state courts, in particular in the Commercial Courts. She also regularly assists clients in asset-tracing and enforcement proceedings. She has been involved in various landmark cases, such as the first ever successful application for the revision of an arbitral award as well as landmark cases concerning the recognition and enforcement of foreign protective measures, including sequestri conservativi and Mareva injunctions. While her focus is on energy matters, she is familiar with a number of industries, including banking & insurance, construction, pharmaceuticals, telecommunications, agency and distributions and has worked on a wide range of high-profile, complex M&A disputes.

Mariella is a member of the Zurich and Swiss Bar Associations, the International Bar Association, the Swiss Arbitration Association and other professional associations. She is a co-author of Commentary on Swiss Federal Act on Jurisdiction and Enforcement and Practitioners' Guide to Arbitration in Switzerland. She has also published various articles. She is fluent in Italian, German, English and French.

Between 1993 and 1998, Mariella served as a clerk with the District Court in Zurich and the Commercial Court of the Canton of Zurich. After graduating from the University of Zurich (1992), she was admitted to the Bar (1996) and obtained her LLM from the College of Europe (1999). In 2000, she worked as a foreign associate at Herbert Smith in London (dispute resolution).

Law Business Research
Law Business Research Ltd
Meridian House, 34-35 Farringdon Street
London EC4A 4HL, UK
© Law Business Research Ltd 1998-2021. All rights reserved.
Company No.: 03281866