Structural Integrity Engineering, Inc. (SIE), was formed in 1981 to provide engineering, project development and technical consulting services to the aerospace industry. SIE is headquartered in Chatsworth California (30 miles north of Los Angeles) and also has branch offices in Seattle (Mukilteo, Washington near Boeing) and Madrid, Spain.

SIE has a staff of 50 professionals consisting of certification engineers, aircraft designers and aircraft technicians. Five of the company's engineers are FAA Designated Engineering Representatives (FAA DER) who have authority to approve reports and drawings for the FAA.

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SIE is proud to partner with many of the biggest names in the Aerospace Industry. With our experienced team of engineers and certification experts, our clients have entrusted SIE with providing solutions for their most challenging aviation programs.

Larissa Curran

Jul 15, 2021

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The smartest, most focused, driven creative small and efficient group of people ever assembled. Given enough time or money, anything is possible and within their realm

Max Whittman

May 10, 2020

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A engineering firm that I worked with in the past. Great information and guidance

Structural Integrity Engineering - Matthew Creager Pe