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About Us

We are a law firm specialized in each area of our professional fields. We are committed to doing the work of what it is important to our clients, with a comprehensive approach.

We are a team that combines years of experience with the dynamism and energy of youth, providing services with social responsibility, gender equity and solid ethical principles





"An Experienced Ally"

Quienes somos

Our Team


Obtained her law degree at Escuela Libre de Derecho, Partner of ARRANGOIZ & ASOCIADOS, Business Counsel. She has extensive experience in civil, commercial, administrative and protection litigation as well as in the corporate, real estate, administrative procedures before various authorities such as Ministry of Economy, Tax Administration Service, Energy Regulatory Commission, National Water Commission, National Banking Commission and Values, Ministry of Urban Development and Housing, PROFECO.

Rocío Ortíz de Montellano

Rocío Ortíz de Montellano



Obtained his law degree at Universidad Panamericana, with Master's Degree in Law at The George Washington University, in Washington, D.C. Managing Partner of ARRANGOIZ & ASOCIADOS, Business Counsel. His extensive experience in the corporate law and national and international business transaction, allow him to provide comprehensive and strategic advice to his clients, currently being a recognized professional specialist in Corporate Law, business transactions and Family Office advice.

Gonzalo Arrangoiz

Gonzalo Arrangoiz



Obtained her law degree at Escuela Libre de Derecho, Associate of ARRANGOIZ & ASOCIADOS, Business Counsel. Has broad experience in civil, commercial (between individuals as well as between national and transnational legal entities), family and amparo litigation; civil and commercial contracts; conciliation in labor matters; planning of strategies to prevent judicial contingencies and negotiations.  

Ana Tatiana Ortega


Fernando Oropeza

Ana Tatiana Ortega




Speciality Areas


Arrangoiz & Asociados, offers corporate and litigation services in the following areas:

Corporate law

  • Establishment of Commercial Legal Entities

  • Preparation of Shareholder’s Meeting Minutes

  • Mergers and Acquisitions

  • Due Diligence

  • Joint Venture

  • Associations in Participation

  • Powers-of-Attorney

Judicial collection

  • Commercial Executive Trial.

  • Special Mortgage Trial.

  • Ordinary civil and commercial trial.

  • Oral trials

Immigration Law

  • Obtaining proof of employer.

  • Job vacancies.

  • Temporary and permanent residences.

  • Visa exchange.

  • Immigration document renewals.

Civil Law

  • Purchase and selling

  • Leasing

  • Loans

  • Donations

  • Provision of Services

  • Rectification of Minutes

  • Powers-of-Attorney

Succession Law

  • Advice and assistance in testamentary and non-testamentary successions

  • Litigation

Intellectual property

  • Copyright registration

  • Trademark registration

  • Image use contracts.

  • Brand use contract.

  • Litigation.

Commercial Law

  • Títulos de Crédito

  • Consignación

  • Transporte

  • Contrato de Franquicia

  • Contrato de Distribución

  • Contrato de Almacenaje

  • Contrato de Comisión

  • Contrato de Mercaderías

  • Prenda

Family Law

  • Divorce

  • Alimony

  • Guard and Custody

  • Patrimony and Familiar Order

Personal Data Protection

  • Privacy notices.

  • ARCO rights.

  • Teaching courses.

Administrative law

  • Permits, licenses, authorizations.

  • Compliance.

  • Administrative procedures.

Real Estate law

  • Real estate due diligence and business planning

  • Establishment of condominium property regime


  • Real estate.

  • Patrimonial Administration

  • In warranty.


Are you ready to face your legal challenges with the backing of a committed firm?

Servicios en linea


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Ph: +52 55 7589 7324

Ph: +52 55 7589 7325

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Durango #263 Floor 2
Col. Roma Del. Cuauhtémoc,
Mexico City 06700

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