Arnstein Legal S.C.

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Arnstein Legal S.C. handles matters across the spectrum of public law, including public contracts, permits and authorisations, consumer protection, price regulation, and environmental issues. In addition, the team is experienced in litigation concerning procedures and measures issued by regulatory bodies. Department head Martha Cohen has more than 20 years' experience in regulatory and public law, with a broad practice that takes in public concessions and bidding, administrative litigation and arbitration cases against public entities. She is supported by senior associate Froila Eugenia Pimentel and associate José Ignacio Arcaya. Alfonso Porras Machado is also a key name. All are former practitioners at Altum Abogados.
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Testimonials

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  • 'They are practical, up-to-date, and above all very capable in their area of expertise.'

  • 'The ArnStein team stands out for its combination of technical expertise, strategic vision, and highly personalised service. The lawyers, in addition to possessing deep legal knowledge, are extremely dedicated and offer a trustworthy and personalised approach, as well as their great ability to provide innovative solutions. They are impeccable in both delivery and client service.'