Builders

Engineering that keeps your schedule.

Spacial gives builders a direct line to structural engineering: fast quotes, fast turnaround, and plans that actually build. No more waiting 2 weeks for an update that takes 2 hours.

 Two ways to partner

New construction

Full structural packages for residential builds including, foundations, framing, lateral systems, and connection details.

ADUs & backyard builds

Complete structural plans for accessory dwelling units and detached structures.

 Who we're looking for

  • Step 1: Send us what you have Architectural plans, sketches, or even photos. We'll figure out the scope and send you a flat-fee quote.

  • Step 2: We engineer it  Complete structural calculations and construction-ready drawings. We coordinate with your architect if there is one.

  • Step 3: Build with confidence Clear plans, available engineers, and fast support through construction. We're here until the project is done.

We actually pick up the phone

Questions from the field get answered in a timely manner. Your crew shouldn't be standing around waiting for updated plans or approvals.

Plans that make sense on site

Our details are drawn for the crew building them based on real-world building experience. Clear, buildable, and practical.

Fast turnaround, no excuses

Most residential projects engineered in 5 to 7 business days. We know your schedule doesn't wait for engineering.

Transparent pricing

Flat-fee quotes within 24 hours. No hourly billing surprises. No scope creep charges for reasonable questions.

Frequently asked questions

I don't have architectural plans yet. Can you still help?

Yes. Send us whatever you have whether its sketches, photos, a napkin drawing. We have an in-house architectural design team that can bring your sketches to life.

How fast can you turn around a quote?

Typically within 24 hours of receiving your project info depending on the details. Most residential quotes are flat-fee so you know exactly what you're paying.

Do you handle building department corrections?

Yes, correction responses are included. We address comments quickly so your project doesn't stall.

Ready to partner
with Spacial?

Send us your next project. We'll have a quote back to you within 24 hours.

© 2026 Spacial AI, Inc. All rights reserved.
904 Industrial Ave, Palo Alto, CA 94303
(650) 719-4977

Spacial provides engineering services powered by AI and delivered by licensed professionals. Plans are prepared and stamped by our engineers. Permits, inspections, and final approvals are granted by the local building authority.

Structural Engineer License: S7075
Architectural License: C-31344