Herman Oliver was a progressive and successful rancher, a public spirited citizen, and supporter of agricultural extension and 4-H activities. He served 27 years on the state Board of Higher Education, was on the State Highway Commission, and on numerous bank boards. He was president of Grant County Bank from its inception during the Great Depression until 1960. He was a founding member of the Oregon Wool Growers Association and the Oregon Cattle and Horse Growers Association (which later became the Oregon Cattlemen's Association), for which he served ten years as president. He received numerous merit and service awards, and life membership in the National Cowboy Hall of Fame in Oklahoma City, Oklahoma.