The Cerrejon mine is owned by London-listed Anglo American, BHP Billiton and Xstrata.
The National Union of the Coal Industry, SINTRACARBON, brings to
local, national and international attention the attack by the
contracting firm, SOTRANS, on the labour rights of its workers, simply
because they have had the audacity to unionize as a means of gaining
certain fundamental rights enshrined in ILO strategic objectives. This
includes the right of free association, freedom to unionize and the
right to collective bargaining as outlined in ILO agreements 87 and 98,
ratified by Colombia.
See http://www.minesandcommunities.org/article.php?a=9353.