A construction worker is a tradesperson, laborer, or professional employed in the physical construction of the built environment and its infrastructure.Among the most common construction trades are those of carpenter, electrician, heavy equipment operator, ironworker, laborer, mason, plasterer, plumber, pipefitter, sheet metal worker, steel fixer (also known as a "rodbuster"), and welder.

Mason is a person skilled in cutting, dressing, and laying stone in buildings.