Built On Site Systems delivers high-quality, panelized building systems for single- and multi-family communities—designed for speed, efficiency, and long-term value.
Created for professionals seeking to streamline their building process, these designs allow the BOSS System to accelerate shell and core assembly, cutting several weeks off traditional construction timelines. With the BOSS approach, customization is never sacrificed: once our crew completes assembly, all that remains is the finishing work.
SINGLE FAMILY RESIDENCE: Summit House

Summit House
A dynamic and functional two-story single family home with 5 bedrooms, plenty of shared spaces, and a large kitchen.
Project Size:
2,931 SF
5 BD
3.5 BA.
SINGLE FAMILY RESIDENCE: Coastal Midcentury

Coastal Midcentury
Combining elegance and style, this coastal mid-century home has two stories, 4 bedrooms, and both a great room and a bonus room for added flexibility.
Project Size:
2,433 SF
4 BD
2 BA .
MULTI FAMILY RESIDENCE: Modern Multi-Family

Modern Multi Family
This contemporary multi-family design is ideal for building quickly and efficiently with the BOSS System.
Project Size
1,277 SF
3 BD
2.5 BA
SINGLE FAMILY RESIDENCE: Sheldon

Sheldon
This contemporary rendition of a one-story Cliff May ranch house, allows for a unique and stylish build without the price of a typical custom built home.
Project Size
0000 SF
0 BD
0 BA
FACTORY BUILT HOUSING - HCD: Three Bed Core

Three Bed Core
This 1200 sqft 3 bed, 2 bath design can be built in our HCD-approved factory in Montebello California,
and shipped directly to your site.
Project Size:
30′ x 40′
1260 sqft