Matthieu Seydoux advises and represents Swiss and international clients and the public sector mainly in commercial and arbitration litigation and in all areas of construction and real estate (real estate transactions, drafting contracts, environmental and sustainability matters, Lex Koller, public procurement, etc.). He also advises on and litigates in certain regulated markets and complex administrative procedures, particularly in the healthcare and energy sectors. He speaks at conferences, publishes in his areas of expertise and runs in-house training courses.

Before joining Walder Wyss, he completed his lawyer’s traineeship with a boutique law firm specialising in business law. He has also worked at the clerk of a Cantonal Court in the area of construction law, acted as secretary to an arbitrator in a number of commercial arbitration proceedings, held a jurisdictional position as Vice-Chairman of the Federal Compulsory Curchase Commission 2, and worked for the Federal Office for the Environment and the Institute for Swiss and International Construction Law.

Matthieu Seydoux graduated from the Universities of Fribourg (BLaw) and Zurich (MLaw). He obtained a PhD in energy and competition law from the University of Fribourg (summa cum laude). He completed an LL.M. in European competition law in Brussels, at the Brussels School of Competition, and studied European pharmaceutical law in Cambridge. He is currently completing the certification as a SBA specialist (Swiss Bar Association) in Real Estate and Construction Law.

Matthieu Seydoux works in French, German and English. He is registered as a lawyer in the Canton of Vaud and is a member of the Ordre des avocats vaudois (OAV), the Swiss Arbitration Association (ASA) and the International Association of Young Lawyers (AIJA).

Kommentar zu den Artikeln 20 bis 24 und 50 des Westschweizer Kommentar zum Verwaltungsverfahren
Lectures on spatial planning
Die Vergabe von Rahmenverträgen nach dem revidierten Beschaffungsrecht
Règlements RPH de la SIA, notabilité et motion Français. L’histoire sans fin, à l’aune du droit comparé
Thermische Netze und Fernwärme. Studie zum schweizerischen öffentlichen Recht. Elemente des europäischen Rechts und des Rechtsvergleichs.
Doing Business in Switzerland – A Practical Guide
Conférence romande consacrée au droit des marchés publics
Competition law and price recommendations - The example of the SIA Regulations
District heating
Energy contracting - Heat and cooling supply
Belastete Standorte – Risiken beim Erwerb von schadstoffbelasteten Grundstücken/ Bundesgerichtliche Prüfung der Basler Wohnschutzbestimmungen/ Planung und Bau thermischer Netze
Characteristic elements of thermal networks with respect to construction, tendering and contracting
Une adjudication de fait peut avoir de multiples conséquences
Die Anschlusspflicht an thermische Netze
Das Parkierungsschreiben nach dem revidierten Vergaberecht
Versunkene Solarinseln
Demandes d'indemnisation selon la LMP révisée
Les études de marché selon le droit des marchés publics révisé
Die anwendbaren kantonalen Verfahren zur Implementierung der 5G-Mobilfunkantennentechnologie
Der Oberflächenabfluss: eine "neue" Naturgefahr und seine Bedeutung im Recht
Beschaffung von Strom durch die öffentliche Hand: fällt dies unter das Vergaberecht?