Legal information
Legal notice
Last updated: 29 October 2026
Site publisher
440Hz SAS (trading as Officio Business), a French simplified joint-stock company (SAS) with share capital of 250 000 €.
Registered office: 94, rue du Moulin de Pierre, 92140 Clamart, France.
Registered with the Nanterre Trade and Companies Register under number 790 139 398. Intra-EU VAT number: FR09790139398.
Phone: +33 (0)1 84 85 86 87 (Monday–Friday, 9:00–18:00). Email: contact@440hz.fr.
Publication director
Serge Lafitte, President of 440Hz SAS.
Hosting
Valars SARL, a French limited liability company (SARL) with share capital of €50,000, 25, rue de Ponthieu, 75008 Paris, France, registered under SIREN number 530 329 572, phone: +33 8 05 69 06 59.
Regulated activity
Electronic communications operator. Numbering resources allocated by ARCEP (the French electronic communications, postal and print media distribution regulator — www.arcep.fr) to 440HZ, notably by decisions no. 2013-0359 of 12 March 2013 and no. 2013-0457 of 26 March 2013.
Intellectual property
The site’s contents (texts, graphics, code, names and logos “440Hz” and “Officio Business”) belong to 440Hz SAS or its licensors and are protected by intellectual property law. Any reproduction or representation, in whole or in part, without prior written permission is prohibited.
Fonts Cormorant Garamond, Manrope and Space Mono are distributed under the SIL Open Font License and embedded in the site.
Liability and links
The information on the site is provided for guidance and may change at any time. 440Hz SAS is not responsible for the content of third-party sites the site may link to.
Personal data and cookies
Personal data processing is described in the privacy policy. The site uses no advertising cookies or analytics tools.
Governing law
This site is governed by French law, subject to mandatory provisions.