How to contact us
The easiest way to contact us is via e-mail, to
Our address is
Bd St-Martin 21
VAT number: CHE-109.424.631
Trade register: CH-550.1.027.905-1
Calerga Sàrl's CEO is Yves Piguet, one of its cofounders.
All the e-mail addresses found on this site must be used exclusively for personal (non bulk) messages.
Please stick with plain text. For security and privacy reasons, we filter heavily attachments of any kind, external resources and tracking.