Mr. Stanley provided leadership in a number of engineering societies. He was a Fellow of the American Society of Civil Engineers, the Institute of Electrical and Electronics Engineers, the American Society of Mechanical Engineers, and the American Consulting Engineers Council. He was a member of the National Society of Professional Engineers, the Iowa Engineering Society (Honorary Member and Past President), the Illinois Society of Professional Engineers, and the Consulting Engineers Council/Iowa. He was the first Chairman of the UI Foundation's President's Club and was a member of the Foundation Board for nine years, including four as Chairman. He was one of the College of Engineering's most outstanding graduates and extensively supported The University of Iowa, including the donation of over $2 million and a major art collection to the UI Foundation after his death in 1984.[4]
Mr. Stanley died from a heart attack while on a business trip to New York City.[5]
In 2003, the Hydraulics Laboratory of the University of Iowa was renamed in honor of 1926 engineering graduate C. Maxwell Stanley. The structure is home to the College of Engineering's IIHR—Hydroscience & Engineering.[6]