The Law Firm Trelles y Rayces, led by Dr. Carlos María Rayces, Guillermo de Zabaleta Carreras and Ricardo María de Zabaleta Carreras, was founded by Dr. José Federico Trelles in 1925, when he settled his offices in the banking center of Buenos Aires in association with Dr. Pedro Heguy. Soon, the Law Firm established a close connection with the English community and specialized in the Insurance area, thus becoming an almost forced counselor for the settlement of new Companies intending to operate in the market. During its complete history, Trelles y Rayces, has represented Insurance Companies, Reinsurers, Industrial Companies, Banks and Financial Companies.

Ordóñez Carasa Law Firm was founded by Dr. Felipe Jesús Ordóñez Carasa in 1956, after being partner at the Law Firm of Dr. Manuel V. Ordóñez. From its early days, the Law Firm dedicated to providing counseling and a comprehensive defense to national and foreign companies, with the significant contribution of prestigious attorneys of the City of Buenos Aires.

Nowadays, Zabaleta & Ordóñez, represents, provides counseling and sponsors several national and foreign companies that are leaders in their respective fields of action.