As head of the footwear division, he had introduced centralized hiring offices at boot and shoe plants.
[8] Next, at the University of Connecticut he was one of the co-founders of the Labor-Management Institute, where he was long standing president until the early 1950s.
One of his accomplishments was the successful establishing of a labor-management cooperation for U. S. Rubber and the Johns Manville Corp.[2] In 1951 he retired from the University of Connecticut.
In 1952, at the age of 71, he was appointed director of the Productivity and Technical Assistance division of the Mutual Security Agency in Washington, D.C.[13] Clark had been member of the ASME since 1913.
[14] He served as president of the Society for Advancement of Management in the years 1939-1941 as successor of William H. Gesell, and was succeeded by Keith Louden.