Slide One

We offer global solutions
to international problems

Our team is at the forefront of current knowledge and techniques to deal with international operations' complexity.

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Slide Two

Your partner in
advice and financial
tax services.

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About us

Massat & García Consulting Servicios (MGCS) financial-tax services firm, established in 1994 by Oscar García and Serge Massat, works day by day to achieve international leadership.

Fully committed to our clients and employees, we carry out our operations through our central values: Compromise, honesty, adaptability, and respect.

As a result of our multicultural team and continuous updating, our main clients are foreign companies that establish legal entities in Mexico. We advise them with the necessary processes for them to comply with their obligations before the Law.

Several years of experience in the field have helped us identify our clients’ main needs and adapt to them, always aiming to facilitate the decision-making process and the best business development.

A qualified and specialized team advises each of our clients on the different MGCS areas of expertise.

In a globalized world, MGCS acts always looking for the resource’s efficiency, playing its part: Think globally, act locally.

Our Services

Back office-min

Back office





Due diligence-min

Due Diligence

Precios de transferencia-min

Transfer Price Studies

Facturación electrónica-min

Electronic billing



For every issue, there is a time and specific opportunity.



Talent attraction


We offer
the toy, you offer