Diana Collazos

Principal Associate
  • Biography


    Lawyer with extensive experience in structuring, negotiating and executing concession contracts in transport infrastructure (roads, airports, railways) and mass passenger transport, as well as in structuring and negotiating private infrastructure initiatives in Peru and Colombia. Her practice also includes experience in Peruvian tax work mechanisms. Among her professional experience, she has worked in a leading Colombian multinational in the construction sector, where for several years she managed the legal department, obtaining great experience in infrastructure operations in multiple jurisdictions. She also successfully managed an infrastructure concession in the Republic of Peru.

    Practice focus

    In addition to its solid experience in the structuring and execution of transportation concessions, Diana has a wide and solid practice in the structuring of contractual agreements, construction contracts, EPC, O&M, interfaces and fiduciary contracts, among others. She has also successfully advised the structuring and execution of construction projects under FIDIC schemes in its various modalities (Red, Yellow, Silver). Diana has also developed extensive experience in dispute resolution through the different dispute resolution mechanisms.

  • Experience


    • Confidential. Peru. Advised the claim in international arbitration of damages suffered by the concessionaire as a result of breaches of the grantor. Responsible for all aspects related to the execution of the concession contract and its risk scheme.
    • BONUS Investment Banking. Colombia. Advised the legal and juridical structuring of at least 2 Road Concession Contracts of 4 Generation that will cover an area of approximately 760 km and 3 Departments. Responsible for the legal coordination of the structuring.
    • ADO Group. Colombia. For the purpose of analyzing your potential purchase of majority stake in a Concessionaire Company, we advise the client in the analysis of the execution of a Mass Transport Concession Contract, identifying the potential contractual risks that could arise from the execution of it by the concessionaire responsible for the contract.
    • Confidential Clients. Peru. Advised 2 different clients in the structuring of 3 Private Self–Sustainable Road Initiatives.
    • Confidential Client. Colombia. Advised 1 client in the structuring of 3 Private Self–Sustainable Road Initiatives.
    • Consorcio Concesion Chancay Acos S.A. Peru. Contract for the concession of a road of 80 km aprox, in which Rehabilitation, Maintenance and Operation activities are carried out. We advise the Dealer on all matters related to the execution of the Contract, from the time of its award in 2009 to date. Additionally, advised on the structuring and signing of an Addendum to the Concession Contract, as well as on 4 Direct Deals with the Grantor Entity.
    • Azteca Comunicaciones Peru. Concession contract for the design, construction, operation and maintenance of the 900km Optical Fiber Optic National Dorsal Network. Advised the client in structuring and negotiating an addendum to the Concession Contract.
    • Longitudinal of the Sierra Section 2. Peru. Contract for the concession of a road of approximately 900 km, in which rehabilitation, maintenance and operation activities are carried out. Advised the dealer on all matters related to the execution of the contract from 2014 to date. In addition, I have successfully advised the Client on 3 Direct Deals with the concessionor, which have led to improvements for the concession and dealership.
  • Additional Information

    Additional Information


    • Principal Associate at Estudio Echecopar since 2014.
    • General Manager at Concesionaria Chancay – Acos S.A. 2012 – 2014.
    • Regional Legal Counsel at Infracon S.A.S. Grupo Conalvias. 2009 – 2013.
    • Legal Counsel at Superintendencia de Vigilancia y Seguridad Privada. 2006 – 2009.
    • Legal Advisor at IFI–Concesion Salinas. 2005 – 2006.
    • Legal Advisor at Cal y Mayor Asociados. 2004 – 2006.
    • Associate at Gomez Pinzon Abogados. 2002 – 2004.
    • Legal Advisor at Instituto de Desarrollo Urbano – IDU. 2001 – 2002.