Transport and Industrial Workers' Union - Details of the Union, its branches and Executive plus "TIWU Speaks" and the latest campaigns. - http://tiwu.org.tt/
Oilfields Workers Trade Union - Campaigning under the slogan "One Union, One Struggle, All Units Do Battle!!", this site gives a wide range of information from a Union which can trace its history back to 1937. - http://www.owtu.org/
National Workers' Union - This is a new union in Trinidad and Tobago which, unusually, gives its full Rule Book as well as updated labour and health and safety news. - http://workersunion.org.tt/