Geert Lenssens and his SQ team move to a new adress as from 24 November 2022 : Louisa Avenue 64 1050 Brussels

News : what we are working on


SQ starts litigation against 3M before the Belgian Courts of Law in the PFOS – PFAS case in Zwijndrecht (Antwerp) PFOS are part of the

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Around  2012 SQ and Mr. Geert LENSSENS represented a large group of private consumer investors who purchased specific financial products through CITIBANK. The  bank decided

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The Fortis case shocked Europe in 2008. In the middle of the subprime crisis, Fortis collapsed resulting in a dismantling operation organized by the Governments

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CORSAN was one of the largest tax shelter companies in Belgium producing movies with actors like John TRAVOLTA, Robert DE NIRO and Liam NEESON. In

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About SQ

SQ is a law firm with extensive expertise in many law fields.

SQ is member of two global networks, Legal Netlink (London) and Global Justice Network (Switzerland), resulting in an international law practice and servicing Belgian as well as International clients. Our seasoned business attorneys act as partners to deliver innovative, pragmatic legal solutions in a cost-effective manner. Our expertise extends across all the major practice areas of law.

SQ is also member of the Union Internationale des Avocats (UIA), providing excellent contacts with premium lawyers all over the world.

At the same time SQ has a friendly, local feel and our lawyers are open and approachable for consumers as well as companies. We pride ourselves on teamwork and a positive can-do attitude.

Clients include individuals as well as companies who need clear Dutch, French, English, or multi-lingual guidance on Belgian and European law, but also international clients such as multinationals and institutions.


Administrative Law

SQ offers expertise in administrative law, public tenders and real estate, and provides consulting and assistance to public entities, and institutions and private.

Art Law

Art law is a combination of legal concepts geared towards coping with the issues related to art creation, ownership and transactions.

Class and Mass Actions

People and businesses can group together to introduce a claim when they have something to demand from the government or from a common opponent. But companies also can face class actions, started by consumer organisations.

Company Restructuring

SQ has extensive experience in assisting companies with restructuring and reorganizations.

Contract law

Companies must equip themselves with the appropriate tools to regulate their legal relations with other economic market operators.

Corporate and Commercial Law

Our dedicated commercial team advises on a range of commercial contracts, projects and outsourcing and helps clients manage commercial relationships across their full range of business activities.

Criminal Law

SQ provides advice and defence activities for both individuals and companies involved in criminal proceedings for many kind of crimes.

Equine Law

Equine law is a unique legal practice area that involves any type of horse-related activities, horse businesses, organizations or facilities. For those seeking high-calibre legal counsel for equine-related legal matters, retaining a lawyer with the relevant experience is essential.

Family Law

Family law is an evolving discipline characterized by continual reforms and numerous jurisprudential interventions that have enlarged the traditional notion of family.

Human Rights

SQ is committed to human rights law and is perhaps the only large commercial law group with a dedicated human rights group.

Insurance and Reinsurance

SQ is a leading provider of commercial solutions and legal advice to the insurance and reinsurance industries and their customers.

International Commercial Litigation

The legal framework of cross-border commercial disputes is both important and complex, as it governs all international sale transactions. In an increasingly globalized world, the establishment of specialists in this area is vital to the health and vitality of today’s businesses.

Mediation and Arbitration

Arbitration and mediation are an alternative to litigation in the courts and are commonly used to resolve complex commercial disputes. Here, one or more independent third parties are appointed as arbitrators to resolve a dispute in place of a court of law.

Real Estate, Project Development and Construction Law

SQ has developed considerable experience in the area of real estate transactions and construction law.

Contact Us

+32 (2) 4118008

Geert Lenssens and his SQ team: Louisa Avenue 64 - 1050 Brussels