Legal advisors to BHP Billiton in legal discussions for the years 2007 and 2008 for the concept of income tax.

Legal advisors to BCI in the review of a corporate guarantee of a Colombian company to support the obligations of its Chilean subsidiary.

Legal advisors to BHP Billiton World Exploration Inc. Colombia Branch in the pre-judicial conciliation process initiated by the communities settled in the areas of influence of Cerro Matoso SA, as a requirement to file a large claim for direct reparation against said companies and various state entities , for the alleged health damages derived from the mining activity of Cerro Matoso.

Legal advisors to BCI in obtaining authorization from the Financial Superintendency of Colombia to establish a representative office.

Legal advisors to Bienes & Bienes in the structuring of condominium rules and regimes by levels.

Legal advisors to CABEI in the structuring and placement of a program to issue plain bonds in pesos.

Legal advisors to Centro Empresarial Sarmiento Angulo in the negotiation, structuring and execution of the Grand Hyatt project and in the Centro Empresarial Sarmiento Angulo in Bogotá.

Legal advisors to Benchmark Holdings and CENIACUA in the structuring and implementation of an employer substitution program.

Legal advisors to Bigfoot Colombia in the legal proceedings related to the coercive collection of income tax for the year 2012.

Legal advisors to Benchmark Holdings on issues of labor compliance, social security and new hires.

Legal advisors to Bank of América National Association in the authorization of the Financial Superintendency of Colombia to close the Merrill Lynch representative office in Colombia.

Legal advisors to Bank of America National Association in the authorization process before the Financial Superintendency of Colombia to expand the products that are promoted through its representative office.

Legal advisors to BBP SAS in the structuring and incorporation of a real estate private equity fund by compartments.

Legal advisors to Bank of America National Association in the authorization process before the Financial Superintendency of Colombia to close the Merrill Lynch representative office in Colombia.

Legal advisors to The Bank of Nova Scotia and 5 other international banks in a syndicated loan for Gran Tierra Energy International Holdings Security.

Legal advisors to BC Exploración y Producción de Hidrocarburos on labor and immigration matters.

Legal advisors to The Bank of Nova Scotia on a syndicated loan to Amerisur Resources PLC.

Legal advisors to The Bank of Nova Scotia and 5 other international banks in a syndicated loan to Gran Tierra Energy.

Legal advisors to a group of banks in the financing the PPP Girardot - Ibagué - Cajamarca concession.

Legal advisors to Empresas Penta and the investment company Santa Valeria in the sale of the private health insurer Banmédica to UnitedHealth Group.

Legal advisors to Bank of America Merrill Lynch in labor matters.

Legal advisors to Banmédica in the acquisition of the San Agustín Clinic including the building, land and project financing.

Legal advisors to Bancolombia in more than 250 collection proceedings against different entities and individuals and in more than 60 declarative proceedings for the revision of loan agreements against Bancolombia.

Legal advisors to Bancolombia and Banco de Occidente in a cash-out.

Legal advisors to Bancolombia in claims and disputes.

Legal advisors to Bancolombia in wealth management and tax compliance matters to a significant number of its high net worth and ultra high net worth clients.

Legal advisors to Colombian lenders in the structuring and negotiation of a loan to Autopistas de Urabá for the development, operation and maintenance of the Mar 2 concession.

Legal advisors to Bancolombia , in approximately 30civil insolvency proceedings.

Legal advisors to Bancolombia in approximately 50 business reorganization procedures in Barranquilla and Cartagena Municipalities before the Superintendency of Corporations.

Legal advisors to Bancolombia in the annulment of an arbitration award in which the Ruta del Sol Concessionaire and others were ordered to pay a sum of money to the ANI regarding a the nullity of a concession contract.