Legal notices

The website is published by Quadrilatère, a French simplified joint-stock company (SAS) with capital of €100,000, registered on the Paris Trade and Companies Register under number B 378 780 357, whose registered office is at 10 rue Saint Marc 75002 Paris, France. Siret number: 378 780 357 00042

Intra-Community VAT number: FR 51 378 780 357

APE business code: 7112B

Telephone + 33 (0) 1 49 26 90 78


The responsible publisher is Emmanuel Fougère, manager of Quadrilatère.

The website is hosted by OVH, whose registered office is at 2 rue Kellermann 59100 Roubaix, France.

Simplified joint-stock company (SAS) with capital of €10,069,020

Lille Métropole Trade and Companies Register 424 761 419 00045

VAT no.: FR 22 424 761 419

APE business code 2620Z

Telephone: +33 9 72 10 10 07

🍪 Cookies

When you visit our website, cookies may be placed on your device (computer, tablet, phone). Quadrilatère uses cookies for the purpose of analysing visits to and use of the website. When you visit the website, you may deactivate this option via the banner that displays at the start of your visit or by adjusting your browser’s settings. Otherwise, by continuing to browse this website, you accept the use of cookies.

🔒 Personal data

Quadrilatère, as controller, may collect and process personal data concerning you in order to reply to requests for information. Quadrilatère undertakes, in this capacity, to comply with all the personal data protection obligations incumbent upon it in accordance with regulations in force and particularly the GDPR and the French data protection act of 6 January 1978, as amended. You therefore have a right of access and rectification, a right to object, to erasure, to restrict processing, to the portability of your data and the right to define directives concerning the post-mortem processing of your personal data. You may exercise these rights by sending your request by email to: or by writing to: Quadrilatère, 10 rue Saint Marc 75002 Paris, enclosing a copy of a signed ID document.


💻 Website design by :

Agence-S & Saguez
16 rue saint Etienne, 84000 Avignon
+33(0)4 90 23 32 01

Website technical development by : 
Agence BRONX
34 bd de Bonne Nouvelle, 75010 Paris

📷 Photographs : 

Investor and asset manager, Paris 8 : © Arthur Michel-Burt, © Sébastien Provost

NCT : © Arthur Michel-Burt

Vallourec : © Sklaerenn Lorand

Financial group : © Arthur Michel-Burt, © Hermes Brasseur

Specialist in telecommunications infrastructures : ©Arthur Michel Burt

Autodesk : ©Luc Boegly, Design by Stephen Chambers Architectes

Crédit Immobilier de France : ©Eric Lahurte

WeWork Madrid : ©Maxime Gicquel, Design by WeWork

Contentsquare : ©Thomas Dupaigne

Watchmaking company : ©Marine Pinard

WeWork Jules Lefebvre : ©Jérémie George, Design by WeWork

Trinity Tower : ©Aurélie Maniez, Design by Saguez & Partners

Sullivan & Cromwell : ©Marine Pinard, Design by Gaspard Ronjat

Union Investment : ©Aurélie Maniez, Design by Saguez & Partners

Deskopolitan Voltaire : ©Frédéric Baron-Morin and ©WE ARE CONTENT(S), Design by Morey Smith

Goodwin Paris : ©Ophélie Frohlich, Design by Saguez & Partners

Eurazeo : ©Seignette Lafontan, Design by Saguez & Partners

Majunga Tower :  ©Eric Laignel, Design by Saguez & Partners

Green Hall Restaurant Icade : ©Frédéric Baron-Morin, Design by Saguez & Partners

Our team : © Booké Photo


Phytomer Spa Etoile : ©Marine Pinard, Design by Dominique Tosiani / La Maison Générale

Insurance company La Défense : ©Maxime Gicquel

Deskopolitan Château d’eau : ©Frédéric Baron-Morin, Design by Morey Smith

Wellio Montmartre : ©Chloé Le Reste, Design by Saguez & Partners

BPI France Haussmann : ©Seignette & Lafontan and ©Didier Delmas, Design by Saguez & Partners