Career
After his graduation Gripsrud was marketing researcher at the Norwegian Fund for Market and Distribution Research (NFMDR) in Oslo, where in 1972 he wrote his first report entitled "On long-range planning in retailing." Around 1985 he became marketing researcher at the Export Council of Norway, the Norwegian Trade Council. In the 1980s, he was appointed Research Professor of Marketing at the Business intelligence Norwegian Business School, and in the 1990s also Dean of Bachelor Studies.