Background
Callahan, Harry Leslie was born on January 11, 1923 in Kansas City, Missouri, United States. Son of B. Frank and Myrtle Lou (Anderson) Callahan.
Callahan, Harry Leslie was born on January 11, 1923 in Kansas City, Missouri, United States. Son of B. Frank and Myrtle Lou (Anderson) Callahan.
Bachelor of Science, Civil Engineering, University Kansas, 1944.
Executive partner, Black & Veatch Company, Kansas City, Missoury, 1946-1989; retired, Black & Veatch Company, 1989; chairman, B & V Waste Science & Technology Corporation, 1987-1988; also board directors, B & V Waste Science & Technology Corporation chairman, CCL Construction Cons., Overland Pk., Kansas.
1st lieutenant, infantry Army of the United States, 1944-1946, Japan. Fellow American Society of Civil Engineers, American Consultant Engineers Council. Member American Nuclear Society, National Society Professional Engineers, Society Military Engineers, American Concrete Institute, Water Pollution Control Federation, Combustion Institute, Kappa Sigma.
Clubs: Kansas City, Leawood South Country, Chancellor, University Kansas, Sadelle & Sirloin, Rancho Viejo.
Married V. June Yohn, December 16, 1944. Children: Michael Thomas, Maureen Lynn, Kevin Leslie.