Arnstein Legal S.C.

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.