Your all-in-one tenant improvement solution

We'll help you design and build your next office or market ready suite.
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How it works

A single-source solution for your next office build-out

“We started X3 Builders to bring efficiency, transparency, and a better building experience to our customers. Our passionate team delivers beautiful spaces that drive your business forward.”
Casey Bell
CEO, Co-founder
Get moved in with less hassle

We'll take complete control so you can relax

With 50+ projects completed in the SF Bay Area we're ready to deliver your next office space from concept to move-in. With X3 there's no need to hire and manage third-party designers and consultants. We'll be your partner through the process end-to-end.

Get your build on.

Send us your project information and our construction team will reach out to provide a custom quote for your next office.