We treat clients with respect and honesty, working hard to earn their trust.


We are solution- driven, continually seeking new and better ways to fulfill emerging needs.


Our commitment to quality reflects a passion for what we do and pride in what we build.

Our Promise

A leader in modular construction, American Modular Systems is transforming the way schools, classrooms and buildings are constructed.

At AMS, we’re transforming the way schools are built and redefining the standards for how they perform, delivering superior quality quickly and cost-effectively, while giving every customer an exceptional experience from start to finish. That’s not just our advantage—it’s our promise.

Our modular buildings are permanent structures—an affordable alternative to portable, relocatable and temporary schools, classrooms and buildings. Every AMS modular school building is DSA pre-approved, providing a healthy, comfortable learning environment precison-built to your exact needs and budget.

AMS News Go

August 01, 2017

Check out our latest two-story at Bannon Creek Elementary

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April 14, 2017

We're hiring construction professionals, all trades. Join our team today!

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March 28, 2017

Join the AMS Team at the Green CA Schools Summit November 28-29, 2017 in Pasadena, CA

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December 01, 2016

See our progress at River Vine, our one-of-a kind Gen7 prefab concept home.

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Belmont Fox
A better building starts with a better way to build.
Watch Us Build.

There's a reason AMS is California's leading modular manufacturer—and it starts with our precision-manufacturing process. See how easy construction can be!

River Vine Vineyards Go

River Vine is a one-of-a kind Gen7 Concept home, built by American Modular Systems and the River Vine Project Partners. It is designed to achieve LEED® Platinum certification and will be one of most advanced, high-end prefabricated residence ever constructed.

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