Washington State's Premier Structural Investigators

Expert Structural Engineering and Consulting

Sound Investigative Engineers, LLC, has provided expert structural analysis and engineering design services in Washington State for nearly 25 years. Using state-of-the-art technology and years of experience, we can diagnose the cause and origin of any damage in a building, and provide vital testimony in civil insurance disputes and legal cases. We also offer engineering design and consulting services at very reasonable rates.

Our Services

Serving both the insurance and legal industries, we’re proud to offer fully credentialed and licensed engineering consulting and design services to meet your needs. We’ve worked on both residential and commercial properties throughout Washington state and given accurate findings in countless civil and insurance disputes. No matter the size of the property or the issues involved, we’ll ensure the cause and origin of the damage are clearly identified.


Repair Planning

Code Consulting

Our Commitment to Client Satisfaction

As a well-established local consulting firm in Auburn, WA, we strive to meet our clients’ needs by ensuring prompt communication, accurate diagnostics, and professionalism in every interaction. We’ll work within your timetable for a very reasonable rate. We have nearly 30 years of experience, and are fully licensed and certified in Washington State. When you need prompt answers and reliable structural diagnostics, we’re your first, best choice. 

Contact us at (206) 255-0896 to discuss your project!

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© Sound Investigative Engineers, LLC
33412 E Lk Holm Dr SE, Auburn, WA 98092
Phone: (206) 621-1686 | Email: Jack@siengr.com
Hours of Operation: M-F 8am-5pm