HISTORY

Arrieta Mantilla & Asociados S.A.S. was founded in 1998 by its main partners Carlos Gustavo Arrieta Padilla and Alvaro Mantilla Padilla, who have occupied positions of top responsibility and relevance, both in the private as in the public sectors of Colombia.

Over the years, the firm has been strengthened with the incorporation of its partners Adriana Espinosa-Piñeros, Paula Ramos Arismendi, and Yady Villaquirán Castro, who manage the divisions of Infrastructure Law, Arbitration and Litigation, and Public Law, respectively. Each division in turn is made up by lawyers specialized in several branches of law and finances in order to provide an integral service to our clients.

Since it was founded, the boutique firm offers legal services, which are characterized by their high-quality standards, through a thorough and in-depth analysis of the cases entrusted, and for being presented in a direct and personalized manner to each one of its clients.

Currently, Arrieta Mantilla & Asociados is considered the best firm in public law of the country and it is the undisputable leader in administrative law practices, government procurement, infrastructure projects, oil and gas, energy mining law, public utilities, economic regulations, arbitration tribunals, and law suits before ordinary jurisdiction.

Arrieta Mantilla & Asociados has outstanding and renowned experience in the main areas of public law in the national and international realms.

Fundadores AMYA

Arrieta Mantilla & Asociados has outstanding and renowned experience in the main areas of public law in the national and international realms.

Experience

Arrieta Mantilla & Asociados is the indisputable leader in practices of Energy Mining Law, Administrative Law, and Infrastructure and Public Utilities.

To render comprehensive consulting services, the firm also offers consulting services in commercial law to design and implement large business transactions, both for governmental and private clients. In its broad experience, the firm has represented a vast diversity of clients, including government agencies, multinational corporations, foreign and domestic investors, and the most relevant actors in our fields of expertise.

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PACIFIC RUBIALES ENERGY CORP

Exploration and exploitation of hydrocarbons, and a port Project.

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VATIA S.A. E.S.P

Commercialization of electric power.

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Macquarie Capital | Macquarie Capital (USA) Inc.

TALASA, Chocó hydroelectric project.

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MGM Innova Capital

A renewable energy project.

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Alvarado & During S.A.S.

Port with Liquified Natural Gas (LNG) terminal, and Floating Storage Regasification Unit (FSRU).

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CARBONES DEL CERREJÓN LTD. AND CERREJÓN ZONA NORTE S.A.

Open-pit mining exploration and exploitation, and port matters.

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PUMA ENERGY S.A.S. (SAVE COMBUSTIBLES)

Administrative Procedure.

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Drummond LTD.

Contracts of mining exploration and exploitation.

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Cerro Matoso S.A.

Contracts of mining exploration and exploitation.

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Galway Gold INC.

Development of mining activities in Colombia.

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Minera Vetas (CB GOLD INC.)

Development of mining activities in Colombia.

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Sociedad Minera de Santander- MINESA S.A.

Access to the adjacent mining area.

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Mineros S.A.

Advice in mining matters.

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Continental Gold LTD. Colombia Branch

Advice in mining and administrative matters.

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Minera y Energía S.A. Rio Frio Hydroelectric

Action for annulment lawsuit.

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Celsia S.A. E.S.P.

Electric power project.

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Asociación de Minería – ACM

Advice in matters of mining registries and the environmental regime in Colombia.

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Ministry of Foreign Affairs

Controversy in matters of public international law.

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Comunicación Celular S.A. – Comcel S.A.-

Advice in telecommunications law.

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ECOPETROL S.A.

Advice in oil law, judicial representation.

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KPMG ADVISORY SERVICE S.A.S.

Juridical advice in structuring projects for the National Planning Department – DNP (for its Spanish acronym).

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Bogotá Waterworks and Sewerage Company

Sewerage service fees. Recovery of fees.

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DARBY OVERSEAS INVESTMENTS Ltd

Protection for its investments in Colombia.

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Grupo Argos - Argos Free Trade Zone

Port infrastructure

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asociacion-nacional-de-empresarios-de-colombia-andi-camara-induarroz-en

Administration of the contingent rice production established in the Colombia – United States FTA.

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Gran Colombia Gold Corporation

Mining contracts.

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Despegar.com Online travel agency.

Judicial defense action of annulment and restoration of right.

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Fondo Adaptación

Hydro sedimentologic and environmental treatment plan of the Dique Canal.

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National Roads Institute – INVIAS (for its Spanish acronym)

National net for collection of tolls in the charge of INVIAS 2011 Juridical consultants/advisers to INVIAS for structuring of the contracting process.

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National Institute of Concessions – INCO (currently ANI)

Proyecto Transversal de las Américas (Transversal Project of the Americas).

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COVIANDES

Bogota – Villavicencio double lane road project.

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Sociedad Operadora Aeropuertos Centro Norte S.A. – OACN, AIRPLAN S.A.

Concessions of the following airports: OLAYA HERRERA (MEDELLÍN), JOSÉ MARÍA CÓRDOVA (RIONEGRO), EL CARAÑO (QUIBDO), LOS GARZONES (MONTERÍA), ANTONIO ROLDÁN (CAREPA) y LAS BRUJAS (COROZAL).

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Ferrocarriles del Pacífico S.A.S. - FDP

Pacific Railroad, from and to the Port of Buenaventura.

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Concesionaria Panamericana S.A.

Villeta – Los Alpes road concession.

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Concesiones CCFC S.A.

Phase II Bogota-Factativa-Los Alpes Project

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Aerocali S.A.

Concession of the Alfonso Bonilla Aragon Airport in Cali.

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Vía al Mar Consortium.

Cartagena – Barranquilla – Route 90 A road concession (from km 7+500 to km 97+100).

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Vía al Mar Consortium.

Cartagena – Barranquilla – Route 90 A road concession (from km 7+500 to km 97+100).

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Vía al Mar Consortium.

Cartagena – Barranquilla – Route 90 A road concession (from km 7+500 to km 97+100).

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Nueva Via al Mar Concessionaire – COVIMAR S.A.S

APP concession, Mulaló – Loboguerrero Concession.

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APP/PPP concession, Mulalo – Loboguerrero Project.

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MGM INNOVA CAPITAL LLC

Projects of renewable energy.

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Concesionaria Vial del Pacífico – COVIPACIFICO S.A.S.

APP/PPP contract of concession for construction, maintenance and operation of 32.2 km of new road in the double lane, Bolombolo – Camilo C, “Cuatro Palos” sector; and operation and maintenance of 18 km of the “Cuatro Palos” road – Ancon Sur.

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TRANZIT S.A.S.

Contract of concession for the Integrated Transportation System (SITP for its Spanish acronym).

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Andina Road Concessionaire– COVIANDINA S.A.S.

Contract of concession of the new Chirajara-Villavicencio lane, covering the departments of Cundinamarca and Meta, with a total estimated length origin-destination of 22.60 km and development of 32.08 km, with 16 bridges and 7 tunnels.

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Aerocali S.A.

Arbitration court Aerocali S.A. Vs Aeronáutica Civil. Juridical representation.

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Codad S.A.

Arbitration court Codad S.A. vs. Aeronautica Civil.

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