Camponotus laevissimus (formerly C. laevigatus), the giant carpenter ant, is a species of carpenter ant native to western Canada, the United States, and Mexico.

[2][1] Workers measure between 7 and 13 millimetres (0.28 and 0.51 in) in length.

It is generally shiny black with a blue tint,[3] and the body is covered in short white hairs.

[3] The species, which is primarily diurnal,[3] tends to make its nests by hollowing out redwoods.

[4] It feeds on the pupae of the western spruce budworm.