Posse Herrera Ruiz acted as Colombian legal counsel to SNC - Lavalin Group Inc. in the sale of, among others, its Colombian and Peruvian operations. The deal to sell SNC-Lavalin’s Oil & Gas business to Kentech Corporate Holdings Inc. is a part of the Company’s strategy to reduce its risk profile and accelerate its ongoing transition to becoming a leading provider of professional engineering services and project management solutions.

Legal advisors to Nabors, Nov Downhole Colombia and Halliburton in the insolvency proceedings of THX.

Legal advisors to Nabors, Nov Downhole Colombia and Halliburton in the insolvency proceedings of THX.

Legal advisors to Petrobras and Shell in a national arbitration initiated against them for having received alleged "non-due payments" in relation with operating and concession contracts for a service station located in Cáqueza, Cundinamarca.

Legal advisors to Reficar in an arbitration tribunal started by Schrader Camargo concerning additional costs in a turnkey construction contract.

Legal advisors to Repsol in the request for the reduction of a free trade zone, applicable to some of its oil and gas exploration areas in the Caribbean.