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Julio César Castañeda Acosta
Competition & Economic RegulationArbitration & LitigationAdministrative Sanctions & Fiscal LiabilityRegulación de telecomunicacionesEspectro radioeléctrico
Profile
Lawyer from Universidad Externado de Colombia, with a specialization in European and Spanish Competition Law from the Instituto de Estudios Bursátiles in Madrid, and a specialization in Contract Law from Externado. He brings over nine years of public-sector experience, having served as Competition Protection Coordinator and as Deputy Superintendent for Competition Protection at the Superintendencia de Industria y Comercio (SIC). He also served as Deputy Director for Surveillance and Control at the National Spectrum Agency (ANE). In the private sector, he was an associate at Esguerra Barrera Arriaga. He has taught competition law for nine years at Universidad Javeriana, Universidad del Rosario, Externado and Sergio Arboleda. He was part of the team that led the defense in the largest fiscal liability case ever brought against the City of Bogotá (CGR vs. UAESP).
“La defensa efectiva requiere conocer al Estado desde sus propias reglas.”
— Julio César Castañeda Acosta
Academic background
Especialización en Derecho de la Competencia Europeo y Español
Instituto de Estudios Bursátiles — Madrid
Especialización en Derecho Contractual y Relaciones Jurídico-Empresariales
Universidad Externado de Colombia
Abogado
Universidad Externado de Colombia
Recognition
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Superintendente Delegado para la Protección de la Competencia — SIC
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Coordinador de Protección de la Competencia — SIC
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Subdirector de Vigilancia y Control — Agencia Nacional del Espectro (ANE)
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Asociado — Esguerra Barrera Arriaga
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Coordinador de Jurisdicción Coactiva — TELECOM-CAPITEL
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Docente en Competencia — Universidades Javeriana, Rosario, Externado y Sergio Arboleda (9 años)
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"Outstanding work — disciplined, specialised and deeply thorough" — Legal500
Practice areas
Competition & Economic Regulation
Comprehensive advisory on competition law, merger control, market regulation and defense before economic authorities. Experience in regulated sectors: telecommunications, energy, financial services and technology.
Arbitration & Litigation
Representation in domestic and international commercial and investment arbitrations, and strategic defense before ordinary and administrative courts in high-value disputes.
Administrative Sanctions & Fiscal Liability
Defense of companies and private entities in administrative sanctioning proceedings and fiscal liability processes before the Comptroller General of the Republic and local comptrollers' offices. Strategic advisory on sanctioning and fiscal risk management, with experience representing clients before superintendencies, oversight bodies and administrative courts.
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