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Horacio A. López-Portillo

Partner, Mexico City

Is a partner in Mexico City, where in addition to actively participating in the Foreign Trade and Dispute Settlement practices, he heads the Business Law practice area.

"Clients appreciate [his] expertise [...], praising 'His niche specialism in the new laws being enacted in Mexico, and the understanding and connections he has to be able to deal with this." Chambers and Partners– Band 2 (2016)

Practice Areas

International Trade

• Trade remedies
• Export controls & Anti-corruption

Business Law

• Formation of companies,
• Contract law
• Corporate governance


Horacio A López-Portillo represents private parties in unfair trade investigations, trade policy and tax litigation. He advises on a broad range of trade and customs matters,including WTO law, export controls, customs security, andrelated tax planning. Horacio appears before customs, trade and tax enforcement agencies, appellate bodies and alternative dispute resolution boards based on NAFTA and WTO. He also advises the firm’ s clients in all matters related to company formation and transformation, any and all contracts and corporate governance.


Spanish, English, French and Portuguese


LL.M. in International Trade and Finance, NYU (1995)

LL.B., UNAM (1993)


International Bar Association (IBA):

• (i) International Sales Committee – Conference Quality Officer (Current)
• (ii) Chair – Export Controls, Sanctions and Anti-corruption Subcommittee (Former)

News and Publications

Out of Mexico: A step by step guide to compliant exporting (in WorldECR Issue 18. December 2012)

Mexico’ s Export Controls Regime:  Long strides and skipped steps. (in Newsletter of the International Sales Committee of the IBA. Fall 2012).

Can   taxation   and   free   trade   co-exist   in   Mexico?   (in Newsletter of the International Sales Committee of the IBA. Spring 2014)

The Russia-Ukraine Conflict: A  view  on  the  sanctions  imposed.  (in  Newsletter  of  the International Sales Committee of the IBA. Fall 2014)

There’ s  a  new  type  of  corporate  structure  available  in Mexico.    Does    it    make    everyone’ s    life    easier?    (in https://www.linkedin.com/pulse/theres-new-type-corporate-structure-available-mexico-lopez-portillo?trk=prof-post) (Spring 2016).