The Swiss company ennos was founded in 2006 as a spin-off of Berne University of Applied Sciences. The purpose of ennos is to develop and distribute the sunlight pump, a highly efficient, portable solar pump for smallholder irrigation and domestic water supply in developing countries. The sunlight pump is a highly efficient, portable solar pump for smallholder irrigation and domestic water supply in developing countries. It is a CO2-free, economic technology that combines income, productivity and labor-saving benefits and promotes a more sustainable use of the resources energy and water.