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Our History and Founder

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William M. Simpson was born on 1921 in Ottumwa, Iowa. He moved to southern California at an early age and was the only child of Stuart and Marie Simpson.

He was an avid sports fan and an athlete. He played high school basketball which earned him a full college scholarship. One of his favorite memories was playing against Jackie Robinson. 

He graduated at the top of his class in Structural Engineering at the University of Colorado, Fort Collins in 1946, and was the Class President and Captain of the University basketball team. 

He enjoyed an illustrious career at William M. Simpson, a Consulting Structural Engineering firm which he founded in 1957 in South Pasadena then relocated to Newport Beach, CA in 1968.

Mr. Simpson participated in variety of projects such as Dodger Stadium, Pontiac Stadium, the Haj Terminal in Saudi Arabia and many other national and international projects throughout his career. 

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He was also a great mentor to many successful architects and engineers throughout his life. He helped pioneer innovative engineering techniques such as enhancing the slender-wall design concept. He was the chairman of the “ACI - SEASC Task Committee” on “Slender Wall Design” in the early 1980s which resulted to the publication of “The Green Book”. 

In 2002, he was recognized with the TCA’s Peter Courtois Memorial Award, for his contribution to the advancement of the tilt-up industry for more than half a century. 

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He passed away on May 2009. The firm continues to operate successfully as one of his legacies.

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