Considered the elder statesman of Oregon forestry, N.B. "Nat" Giustina studied Mechanical Engineering in the late 1930's. In 1988, he was named First Citizen for the city of Eugene for his contributions to that community. He has been a member of numerous community and state committees including the Oregon Department of Transportation Commission. He was also president of the Associated Forest Industries of Oregon and the National Lumber Manufacturing Association.

Mr. Giustina has been an exceptionally active supporter of higher education, especially at Oregon State University. He played a key role in the construction of the LaSells Stewart Center in the 1970s, and he personally spearheaded the development and construction of OSU' s Trysting Tree Golf Club. Nat Giustina received the Alumni Association' s E.B. Lemon Distinguished Alumnus Award in 1981 and OSU' s Distinguished Service Award in 1990.