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Who We Are

Siefert Associates is a premier construction engineering firm with two office locations in the Northeast US, and a network of contractor clients across North America. Our team is comprised of like-minded professionals who have a passion for construction engineering and enjoy the challenge of fast-paced infrastructure improvement projects.

What We Do

Construction Engineering

Construction Engineering is the process of determining and designing the most efficient and creative means and methods used to execute large-scale construction projects. The high quality working drawings, supporting calculations, and advanced modeling that we produce are tailored to each project’s schedule and budget, unique site conditions, client’s preferences, and most importantly, safe field operations.
Structural Engineering
Demolition Engineering
Erection Engineering
Geotechnical Engineering
Accelerated Bridge Construction Engineering
Heavy Lift and Rigging Engineering
Additional Engineering Services
View Our Showcase Projects
We constantly communicate with our clients. When they call us, we pick up the phone and respond no matter what time, day or night.
Making deadlines, staying ahead of the curve, and jumping in when urgent needs arise - that is what our clients demand and what we do best.
We produce contractor friendly working drawings with the appropriate level of detail, which consistently fly through the approval process.

Join Our Team

Siefert Associates, LLC promotes a culture of individual innovation and ingenuity while providing employees with unique and challenging working opportunities to promote self-satisfaction.

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