Who we area

Opinia Auditores SL (formerly Díez Izquierdo y Asociados Auditores SL) is an auditing firm established in 1997 and the continuation of the professional activity started in 1988 by its founding partners Epifanio Díez Izquierdo and Manuel Jesús López Ruisánchez.

Thanks to our commitment to fulfilling our clients’ needs, we have experienced a sustained growth, leading our company to offer a wider range of services.

Currently, our professional team comprises 16 economists with strong academic backgrounds and extensive work experience under the leadership of Cándido Cobo Sainz and Javier Legaz Ortiz. We have offices in Santander and carry out work throughout Spain and abroad.

The company is a member (membership number S-1167) of the Spanish Register of Statutory Auditors (Registro Oficial de Auditores de Cuentas, ROAC) and a member of the Register of Audit Economists (Registro de Economistas Auditores, REA). In addition to that, our team members are certified as individual active members of the ROAC, and they are affiliated both with the REA and with the Spanish Institute of Chartered Accountants (Instituto de Censores Jurados de Cuentas de España, ICJCE).