Allstructure Engineering, LLC is a full service consulting structural engineering firm established in 2005. Our staff is comprised of engineers, designers, and administrative personnel dedicated to developing successful relationships with our clients and finding solutions that best suit their needs. Each engineer is trained and capable of preparing complete structural documents including calculations and drafting, allowing each engineer to take ownership of the design from concept to construction administration.

Our unique experiences allow us to provide value to our clients by balancing design requirements with real world limitations of budget, common practice and constructability. We are dedicated to finding solutions that best fit our client’s needs.



Mr. Spengler has over 20 years of experience in managing projects throughout the United States. He has an in-depth technical knowledge of steel, concrete and masonry building systems. In addition, Mr. Spengler has provided a variety of specialized designs using light gauge steel, steel strut, aluminum, cables and fiberglass.

He has applied his technical expertise on a variety of building projects, including structural investigations, seismic retrofitting and building renovations. Mr. Spengler is licensed in Alaska, Arizona, California, Colorado, Idaho, Illinois, Michigan, Missouri, Nevada, New Jersey, Oregon, Pennsylvania, Texas, Utah, Virginia, and Washington.



Mr. Hardie has over 15 years of experience in engineering and construction management. His understanding of the construction process enables him to provide clients with an understanding of cost, feasibility and practical design solutions for their projects. Mr. Hardie has assisted clients in providing award winning structural designs.

He has a unique understanding of steel, precast concrete and wood structures and has consistently used this knowledge for the successful completion of wide variety commercial and residential projects. Mr. Hardie is licensed in California, Florida, Indiana, Kentucky, Maine, Maryland, Mississippi, Montana, Nebraska, New York, North Carolina, Ohio, Oregon, Washington and West Virginia.

Allstructure Engineering

16535 SW 72nd Ave | Portland, OR 97224-7705
phone: 503-620-4314 | fax: 503-620-4304