Kimmo Rumpunen is a researcher and plant breeder at the Department of Plant Breeding, responsible for the breeding of apples, black currants, and sea buckthorns. He has a great interest in plant domestication and healthy food innovation from plants to finished products, especially with a focus on drinks of all kinds. He often collaborates with companies. He has been employed at SLU since 1991 and works with applied research focusing on the (1) domestication and evaluation of fruit and berry plants; (2) health-promoting substances, especially phenols; and (3) resistance and quality breeding. As a plant breeder, he has developed several new cultivars of fruit and berry plants and ornamental plants such as clematis for cultivation in the Swedish climate. Examples of cultivars are the black currant Petter; the blueberries Olle and Pelle; the rhubarbs Barbro and Berit; the sea buckthorns Lotta, Svenne, Sol, Idun, Torun, Fenja, and Eir; and the Japanese quinces Darius and Rondo. The clematis cultivars that he has developed are Kajsa, Sunna, Balsgard Linnea, Tuva, and Tindra. Since 2018, he has been responsible for breeding new cultivars of apples: dessert, juice, and cider apples for cultivation in Sweden.