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This website is published by Challl, a French simplified joint-stock company (SAS) with variable capital, registered with the Fréjus Trade and Companies Register under number 130 301 021, whose registered office is at 821 chemin des Rouvières, 83490 Le Muy, France. Ngento is one of Challl's trade names.
Telephone: +33 6 33 02 95 23. Email: contact@challl.com.
Publication director: Jean-François Pellet, President.
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Hetzner Online GmbH, Industriestr. 25, 91710 Gunzenhausen, Germany. Telephone: +49 (0)9831 505-0.
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