Ronald Lachner is a Partner at BLP specializing in Business Law and Free Trade Zones. With over 25 years of experience, he has advised national and international companies on mergers, acquisitions, and commercial operations. A renowned expert in Free Trade Zones, he leads significant investment projects in Costa Rica, providing innovative solutions and personalized support to his clients. Vice President of CADEXCO and AZOFRAS, Ronald leads prominent committees in the industry and represents AZOFRAS in the Association of Free Trade Zones of the Americas. Additionally, he has served as a director of Meritas Law Firms Worldwide, participated in the DR-CAFTA, and been a member of the ABA.

  • Business Law

  • Free Trade Zones

  • Recognized as LACCA Approved by the inhouse lawyers consulted by


  • Recognized by Who´s Who Legal


  • Foundations of American Law, Georgetown University Law Center, 1997.

  • M. in Commercial and Financial Law, Duke University School of Law, 1997.
  • JD Law degree, University of Costa Rica, Costa Rica, 1995.


  • Spanish
  • English

  • Costa Rican Chamber of Exporters (CADEXCO): 

    Vice President of the Board and Chair of the Free Trade Zone Committee

  • Association of Free Trade Zone Companies of Costa Rica (AZOFRAS): Vice President and Director of the Legal and Fiscal Committee
  • Americas Association of Free Trade Zones (AZFA): Member of the Legal Committee
  • American Chamber of Commerce (AmCham): Member of the Free Trade Zones Subcommittee
  • International Bar Association: Member

  • Laboratorios Saval’s entry into the pharmaceutical market in Costa Rica.

    BLP advised Saval throughout the acquisition process of Laboratorios Stein’s operations in Costa Rica, including the performance of due diligence, the structuring of the transaction, the negotiation of the purchase agreement and ancillary contracts, as well as in the entry of Saval to the Costa Rican market through the obtention of the applicable permits and the hiring of 170 employees.   

  • AkzoNobel Completes Grupo Orbis Acquisition. BLP advised the seller, Grupo Orbis (Pintuco), on this regionally impactful transaction employing attorneys from each of our offices in Costa Rica, Nicaragua, Honduras, El Salvador, and Guatemala, as well as coordinating with lawyers in Panama, and conducting due diligence in the jurisdictions of Central America.   
  • First acquisition of Culligan Water in Central America. BLP represented Culligan Water in the acquisition of a controlling interest in Más Pura, a water purifying company with offices in Guatemala, Honduras, El Salvador, Costa Rica, Panamá, Perú and Chile. 
  • Joby Aviation acquires Avionyx. Joby Aviation has announced the acquisition of Avionyx, a Costa Rica-based aerospace software engineering company, to support its aircraft type certification program with the United States Federal Aviation Administration (FAA). BLP advised its client Joby Aviation on all aspects of the transaction. 
  • BLP advises Baxter on its spinoff of renal care Vantive. BLP assisted in obtaining operational permits and regulatory authorizations required for Vantive’s operation under special regimes in Costa Rica. Additionally, BLP provided advice on real estate, labor, intellectual property, and data privacy matters.