(714) 662-0510

About Us


Founded in 2004, AQX Engineering is a full-service design firm headquartered in Santa Ana, California. We provide a wide variety of design services ranging from structural design to architectural design, MEP design,  as well as civil design.

AQX provides an integrated service, including additions/remodels to multi-family residential projects, high-end custom homes, and from re-imaging/remodel small commercial projects to ground-up big buildings on a flat lot or a sloped lot.

AQX also specialized in structural engineering in temporary/permanent shoring system, post-tension slab on grade, concrete podium with post-tension slab systems, and other special industries.

About The Founder

Dr. Qiang Xiao received his  PHD degree in  structural engineering from Vanderbilt University in Nashville, Tennessee.

He has over 30 years of integrated experiences in structural analysis and design, seismic risk assessment and R&D. He is experienced with the structural engineering and design for many facility types including residential, retail shopping centers, office buildings, self-storage, warehouse buildings, auto dealership and healthcare facilities and post-concrete structures.

Qiang Xiao PHD., S.E.

Founder & CEO

Dr. Xiao is licensed in AZ, CA, FL, HI, NV, OH, OR, TX, UT and WA.

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