:: Making the legal practice outstanding :: TESG (Teixeira & Guimarães - Sociedade de Advogados) is a boutique law firm from Porto/Portugal who provides legal expertise on a base of Commitment, Leadership in new areas, Transparency and Trust. It is certified by SGS ICS – International Certification Services, since 2017, being the first law firm in Portugal to be certified by the new NP EN ISO9001: 2015 (Quality Management System) under the scope of Legal Service Provider, as well as the first law firm in Portugal certified under the scope of Credit Litigation.