Diamond Transportation System, Inc. was started by Mr. & Mrs. L. R. Jenkins which grew to be a pioneer in the transportation of farm machinery and tractors. L. R. Jenkins was following in his father's footsteps by getting into the transportation industry. Jenkins began hauling stone and cement aggregate to road construction sites and later began hauling piling logs for the locks and dams on the Mississippi River in the early 1930's and then in the late 1930's he entered the automobile industry.
Jenkins purchased Schamel-Anderson Lines in 1943 this company became known as the Diamond Transportation System. Schamel-Anderson had been in existence since 1929 hauling tractors and machinery. Diamond, an unincorporated company, expanded to
Diamond Transportation System finally became incorporated in 1949. In the years that followed Diamond enjoyed many successes, and then in 1952 a strike created problems and resulted in temporarily halting operations of the trucking industry. L. R. Jenkins kept his fleet busy by hauling army surplus from
Today, Diamond Transportation System, Inc. provides service to its' customers throughout the United States and all of Canada as one of the leading specialized carriers in the country. Diamond is still family owned and operated by two of L. R. and Valeria Jenkins' sons, Richard and Harvey Jenkins. Richard and Harvey have been working in the company since 1953 and 1964, respectively.