A curtain wall having integrated lighting, comprises a first series of transoms (14), a second series of mullions (12), at least one of the first transoms and the second mullions having an extruded first member (20) having a hollow interior, a driver (30) positioned within the hollow portion of the first member, a second member (22) connected to the first member, the second member having a lens (46) disposed along an outer side of the second member to illuminate one of an outer façade of a building or an area adjacent said façade.