Mexico, Central & South America Oilfield & Production Services SRL Regular Member ENKA İnşaat ve Sanayi A.Ş. Regular Member SACDE – Sociedad Argentina de Construcción y Desarrollo Estratégico S.A. Regular Member Worley Regular Member A.Hak Groep B.V. Regular Member Allseas Group S.A. Regular Member Tekfen Insaat Ve Tesisat Regular Member Gulf Interstate Engineering Company Regular Member Primoris Services Corporation (PSC) Regular Member Bechtel Energy Inc. Regular Member SERIMAX Regular Member Bonatti S.p.A. Regular Member Michels Corporation Regular Member CONDUTO Regular Member Grupo Desarrollo Infraestructura S.A. de C.V. (GDI) Regular Member Entrepose Contracting Regular Member Mears Group Inc. Regular Member Arendal Regular Member Techint Engineering & Construction Regular Member ROSEN Group Regular Member SEPCON Regular Member Horizontal Drilling International (HDI) Regular Member Lineas de Produccion S.A. de C.V. (LIPSA) Regular Member Spiecapag Regular Member SICIM S.p.A. Regular Member CRC Evans Regular Member J. Murphy & Sons Limited Regular Member Elecnor Regular Member
