SpanishESEnglish (UK)

About us

Astiazarán Santillán S.C. We are a certified public accounting firm founded in 1963 by CP Gustavo E. Astiazarán Rosas. We provide professional services of public accounting and business administration. From our headquarters in the city of Tijuana, we serve the needs of our clients in the peninsula of Baja California.

We have professionals with a solid experience in lines of business, industrial, real estate and tourism developments, maquiladoras and services in general.

Our clients include major companies in the region, representative of the economy of this part of the country. We also serve personal business and starting business.


With Astiazarán, shareholders and directors of the companies we attend will receive a personalized service from our partners and professionals.


This is made possible thanks to the structure of the team of professionals involved on each service.



Partner in Charge of the Client
Behind the quality, nature and timing of services received by the client.


Partner in Charge of the Work
Behind the execution, management, and delivery of the work.


Partner in Charge of Tax Review
Quality checking of any tax review or fiscal report.