Dena represents the Northern Plains Resource Council on the NFFC Board. She raises sheep, cattle, alfalfa, corn, and edible dry beans, among other crops, on her farm in Glendive, Montana since 1979. She is an active member of her rural community, serving on the Water Commission and the local food cooperative. She is also active with the Western Organization of Resource Councils. Dena is former co-chair of the North American region of La Via Campesina (US/Canada/Mexico), and has represented NFFC at international meetings, including Seattle, Cancun, Mexico City, Geneva, and at FAO (United Nations) in Rome.