File a complaint


Click on the procedure you want to initiate for Komatsu España S.L


Anonymous complaint

The complaint or information will reach the person in charge or a designated third party, ensuring confidentiality and anonymity.

Nominative complaint

The complaint or information will reach the person in charge or a designated third party, ensuring confidentiality and anonymity.

Management complaint

Anonymous or nominal but to the address or a member of it. (It will be handled by a third party to comply with confidentiality)



Telephone assistance to the complainant

Complainant helpline: 918 872 600

Complainant service hours: Monday to Friday from 10:00 to 13:00

Remember that complete anonymity is not possible in an audio or complaint submitted by phone.