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Nusantara Legal Partnership

Indonesia

Nusantara Legal Partnership (NLP) is a boutique Indonesian law firm established in 2018 that provides a range of corporate, transactional and litigation services. The firm advises domestic and international clients across sectors including corporate, employment, TMT, banking and energy, and lists nine lawyers on staff.

Nutter, McClennen & Fish, LLP

United States

Nutter is a full-service law firm founded in 1879, representing corporations, financial institutions, research universities, technology companies, investors, developers, foundations, and high-net-worth individuals. The firm has offices in Massachusetts, New York, California, and Hawaii.

O'Flynn Exhams

Ireland

O’Flynn Exhams LLP is a long-established, medium-sized law firm based in Cork, Ireland, with a team of around 23 lawyers providing a full range of legal services to financial institutions, insurers, state bodies, charities, multinationals, SMEs and private individuals. The firm operates throughout Ireland and was named Munster Provincial Law Firm of the Year at the Irish Law Awards in 2017.

O'Gorman & Hagerman, founded in 2008, is a Mexican firm providing legal and technical services focused on agrarian and real estate matters, including land regularization, rights-of-way releases and agrarian and amparo litigation. The firm deploys a multidisciplinary team (lawyers, engineers and sociologists) to support land acquisition and infrastructure, energy, mining and industrial projects through fieldwork, technical studies and project management.

O'Neal Webster

British Virgin Islands

O'Neal Webster is a British Virgin Islands law firm founded in 1989, one of the first firms established exclusively in the BVI to serve onshore and offshore corporate, commercial, finance, banking, property and trust and estate clients. The firm provides transactional, regulatory and litigation advice and leverages deep local knowledge and involvement in developing BVI legislation to support international and domestic banks, financial services firms, investment funds, high-net-worth individuals and corporate clients.

O'Neill & Borges

Puerto Rico

O'Neill & Borges is a law firm based in San Juan, Puerto Rico. The firm lists a San Juan office and is a member of the GGI Global Alliance.

OBERSON ABELS SA

Switzerland

OBERSON ABELS is a Swiss law firm with offices in Geneva, Lausanne, Sion, Neuchâtel and Bern, employing over 85 people, more than half of whom are lawyers. The firm’s expertise is organized around Tax, Corporate/M&A, Banking, Litigation and Private Client work, with a well-established Tax Group handling Swiss and international taxation and related specialized tax matters.

OCAMPO 1890, S. C.

Mexico

Ocampo 1890 is a boutique Mexican law firm with a 135-year legacy, recognized for its specialization in financial law and in insurance, reinsurance and surety matters. The firm advises global insurers and large corporates on insurance coverage and claims, high-stakes dispute resolution (including international arbitration and Amparo), regulatory and AML compliance, and emerging areas such as cyber risk, insurtech and fintech.

ODI Law Firm

Slovenia

ODI is an independent business law firm active in the CEE/SEE region, experienced in large and complex transactions. The firm has a presence in the Slovenian, Serbian, Croatian and Macedonian markets and advises on cross-border projects across M&A, banking and finance and dispute matters.

OGH Legal

United Arab Emirates

OGH Legal is a UAE-based disputes-focused firm founded in Dubai in 2016. It handles litigation and arbitration matters across the UAE and also advises as Arab law experts in foreign court and arbitration proceedings.

OHBS

Czech Republic

OHBS is a firm based in Prague, Czech Republic, with an office at Dlouha 36, Prague 1. The firm's website is http://www.ohbs.cz/.

OLIVARES

Mexico

Olivares is a Mexican law firm focused on intellectual property and related regulatory, administrative and litigation matters, with precedent-setting work in patents, copyrights and trademarks. The firm comprises 11 partners and more than 45 associates and advises on anti‑counterfeiting, plant variety protection, domain names, digital rights and corporate matters.

OLYMPIA Avocats

France

OLYMPIA Avocats is a law firm based in Paris, France. The firm's website lists a Paris office at 26 Avenue De La Grande Armée and provides a contact phone number and email.

OMANI & PARTNERS LAW FIRM LLP

Qatar

Omani & Partners LLP is a Doha‑headquartered law firm with a regional office in Riyadh, providing dispute resolution expertise—particularly in real estate and construction—and broader corporate and commercial services including M&A, technology matters, arbitration, litigation and data protection advice. The firm handles domestic and international arbitration and cross‑border contract disputes across sectors such as fintech, transport, oil and gas, healthcare and financial services.

OMG

Dominican Republic

OMG is a general practice firm and one of the largest law firms in the Dominican Republic, with deep experience across industry sectors and a record of handling sophisticated, high‑profile transactions and matters. The firm advises on banking and finance, corporate transactions (including M&A), government and regulatory issues, intellectual property and other specialized areas, emphasizing innovation, research and tailored solutions for clients.

OREHOVEC KIŠ ŠIMUNOVIC

Croatia

OREHOVEC KIŠ ŠIMUNOVIĆ is a Croatian law firm providing tailored legal assistance to domestic and international clients across a broad range of matters, with particular emphasis on commercial and corporate law, banking and finance, insolvency and restructuring, and real estate and construction. The firm was incorporated in 2012 and serves clients from various industries including banking, energy, construction and telecommunications, focusing on fast, practical business solutions.

ORIER AVOCATS

France

ORIER AVOCATS is a French law firm based in Paris. The firm's Paris office is located at 36 Avenue De Clichy (75018) and the listed contact details are 01 86 95 93 88 and contact@or-avocats.com.

ORIOL-IP

Spain

ORIOL-IP is a Spain-based practice specializing in intellectual property and information technology matters, providing advisory and litigation services across areas including AI, quantum computing, trade secrets, patents, trademarks and cybersecurity.

OTS Solicitors

England

Established in 2014, OTS Solicitors is an England-based firm known for its business and personal immigration practice and a multinational client base. The firm has expanded its offering to include family law, employment law and litigation and is led by managing partner Oshin Shahiean and CEO Teni Shahiean.

OYAT

France

Oyat is a French law firm providing multidisciplinary legal services, recognized for its work in Mergers & Acquisitions, Private Equity, Public Law, Environmental and Energy Law, Technology and Intellectual Property, Commercial Law, Real Estate and Litigation. The firm works in France and internationally through a network of experts (notably in Europe, Asia and the United States) and assembles dedicated multi-specialist teams to deliver strategic and operational support; its lawyers practice in French and English.

Obeid & Medawar Law Firm LLP

Lebanon, United Arab Emirates

Obeid & Medawar Law Firm LLP is a regional law firm founded in 2007 in Beirut by Amer F. Obeid and Rachad A. Medawar. It reports offices in Beirut, Abu Dhabi, and Dubai and serves regional and international clients.

Obhan & Associates is a law firm in India recognized for its expertise in intellectual property and corporate law. It offers end-to-end services in patent, trademark, copyright, and design protection, and serves a diverse domestic and international clientele.

Offit Kurman

United States

Offit Kurman is a law firm with a nationwide presence spanning ten states and the District of Columbia, providing comprehensive representation to privately held companies and affluent families.