Mathiesen purchased CDV (Spanish acronym), the Veterinary Diagnostic Centre which is one of the most important animal diagnostic and health laboratories. Leader in the veterinary sector, the company has offices in the northern area of Buenos Aires and a laboratory in Pilar where it owns modern facilities with state of the art animal health control systems and biological development. The building in Pilar was constructed under strict international bio-security regulations and has a plant with maximum contention area aimed at work on the foot-and-mouth disease vaccine and a secure animal laboratory.CDV is a pioneer in the development of double emulsion technology. As of 2000, CDV has been exporting products to different Latin American countries and now, under the direction of the Mathiesen Group, is planning world-wide activities.