Milan Mataruga completed a year-long fellowhip, ending in September 2009, where he studied and gained practical experience in forest genetic resources of the the Pacific Northwest.  For many years he served as a Professor in the Faculty of Forestry, University of Banja Luka in Republic of Srpska, Bosnia and Herzegovina.  More recently he was appointed a Vice Rector for science, research and development at University of Banja Luka. His previous research has centered around seedling growth and production, including work on seed orchards, physiological and genetic seed research, drought resistant seedlings, preservation of biodiversity, afforestation and reforestation.