Legal advisors to Vinci on labor and immigration matters.

Legal advisors to Vale in the process of retirement and transfer of more than 100 employees, including some unionized personnel, associated with the sale of the company to Goldman Sachs.

Legal advisors to Universidad Tecnológica in a payroll audit.

Legal advisors to Vale on labor litigation issues.

Legal advisors to UPS in adapting of all its Colombian contracts to FCPA rules.

Legal advisors to Vale in the litigation associated with an accident in the Río Córdoba Port Society.

Legal advisors to Vale in the sale of the “El Hatillo” mining concession and the “Cerro Largo” coal deposit.

Legal advisors to UPS in the authorization to close its representative office in Colombia.

Legal advisors to Vale in tax, regulatory and corporate matters related to the sale of investment vehicles and their underlying assets and permanent support in the implementation of the agreement.

Legal advisors to Urbaser in the acquisition of Servigenerales E.S.P. and its various operating public refuse colelction subsidiaries.

Legal advisors to Vale in the acquisition of the "El Hatillo" and "Cerro Largo" coal concessions from Argos.

Legal advisors to UT Parqueaderos Subterráneos in the legal structuring of a private initiative PPP for the construction and operation of underground parking lots and commercial premises.

Legal advisors to Vale in the sale to Goldman Sachs of its coal mines, railways and port assets.

Legal advisors to Vale in mining regulation and litigation matters associated with contractual compensation derived from mining concession contracts.

Legal advisors to Vallecilla B. and Vallecilla M. & CIA SCA Carval de Colombia in determining whether the customs fee incurred by the company was correct.

Legal advisors to Vale on environmental issues associated with the acquisition of the Argos coal mines, including part of the property in the Fenoco Concesión railway and the Sociedad Portuaria Río Córdoba coal port.

Legal advisors to Vantage Specialty Chemicals in labor matters.

Legal advisors to Vale on environmental issues associated with the acquisition of the “El Hatillo” mining concession and the “Cerro Largo” coal deposit from Argos.

Legal advisors to Vale in an environmental investigation associated with an alleged infraction on the boundaries of one of its mining concessions.

Legal advisors to United Phosphorus on labor issues associated with the closure of some business lines at Uniphos Colombia Plant Ltd.

Legal advisors to UNE Telecomunicaciones in an arbitration proceeding initiated by Comcel to claim damages derived from a breach of the interconnection contract between the two companies.

Legal advisors to Unilever on environmental issues related to the operation of its factories and logistics facilities, including dumping permits and hazardous waste management.

Legal advisors to Unilever on issues related to environmental requirements and obligations applicable to substances classified as hazardous and the use of phosphates in detergent products.

Legal advisors to Unilever on labor, social security, immigration, and health and safety matters.

Legal advisors to United International Pictures in the separation of personnel.

Legal advisors to Unilever on labor matters and labor administrative processes.

Legal advisors to United International Pictures on workplace harassment issues.

Legal advisors to Unilever in the structuring of the terms of reference and construction contracts for the new factory.

Legal advisors to United International Pictures in the hiring of management personnel.

Legal advisors to Unilever in the development of Codes of Ethics.