Translate the following English sentence to French:
"I would like to address a big thank you to the Ombudsman and his office, as well as to the secretariat at the Committee on Petitions which, as we know, is currently working under difficult conditions."
Je voudrais adresser un grand merci au médiateur et à son cabinet, ainsi qu'au secrétariat de la commission des pétitions, qui, nous le savons aujourd'hui, travaille dans des conditions difficiles.