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William Jenkins

William Jenkins, American building materials and property development company executive.


  • Jenkins, William was born on February 15, 1920 in Mystic, Iowa, United States. Son of William and Agnes (Gallager) Jenkins.

  • Education

    • Bachelor, Drake University, 1941.


    • Accountant General Motors Corporation, Kansas City, Kansas, 1941-1942, Menasco Manufacturing Company, Los Angeles, 1946-1947. President, chief executive officer Conrock Company, 1947-1984. Chairman board, chief executive officer CalMat Company (merger Conrock Company and California Portland Cement), 1984-1988, chairman board, from 1988.

      Board directors CalMat Properties Company, Los Angeles, CalMat of Arizona, Phoenix, CalMat of Center California, Allied Concrete and Materials Company, California Portland Cement Company.

    Major achievements

    • Avocation: golf.


    Party affiliation: Republican


    Trustee United for California, Costa Mesa. Lieutenant United States Navy, 1942-1946. Member California Manufacturers Association (board directors, chairman 1980-1981), Southern California Ready Mixed Concrete Association (board directors, past president), Portland Cement Association (director, president, Chairman.1985-1988), National Sand and Gravel Association (director, chairman board directors 1982-1983), California Club, Jonathan Club, Hacienda Golf Club, Beavers (board directors).



    Avocation: golf.


    • Married Barbara Jane Crafts, June 4, 1944. Children– Kathryn Ann, Thomas William.
    See on larger map
    Born February 15, 1920
    Died January 21, 2001
    (aged 80)
    • 1941
      Drake University
    • 1941 - 1942
      Accountant, General Motors Corporation
      Kansas City, Missouri, United States
    • 1946 - 1947
      Accountant, General Motors Corporation
      Los Angeles, California, United States
    • 1947 - 1984
      president, officer Conrock Company
    • 1947 - 1984
      chief executive, officer Conrock Company