Alliance General Contractors

Bomb Shelters & Bunkers

We build the highest quality Concrete underground Shelters and Bunkers

Nuclear Shelters & Bomb Shelters

Why concrete?

The monolythic concrete dome shelter, there is not a stronger shape to protect you from a nuclear event!

Design

Our shelters are designed to deliver maximum protection against nuclear, chemical and biological weapons effects. Our elliptical design and subterranean reinforced concrete are the methods and materials chosen by the US military.

Process

Standard size 16’x8′, Shelters are customizable to accommodate the needs of you and your family. 6 person shelters starting at $69,999. We also Design/Build larger units to accommodate 25+ persons.

Bunker Construction

Our staff includes noted physicist Riccardo DeSalvo. His knowledge and input have been instrumental in the design and construction, enabling us to offer and build the highest quality shelters.

About Us

California License #799805

(909 )921-1791 (626) 533-9226

The Alliance team includes former CalTech professor Riccardo DeSalvo and Matthew Schwab, United States Air Force Sergeant, International Air Base Engineering and Design.

37 years of Concrete Knowledge.

In-house custom engineering by Jimmy Cass, Structural Engineer certiftcate # S 6385.

Reinforced Concrete

Underground Concrete

If steel pipes and steel boxes were the best shelter platform, the Military would be using them, and they are not. They are still using reinforced concrete. There has to …

Bunker Special

16′ x 8′ eliptical bunker – Protection for your family- 15 psi rating (Swiss standard) 10″ thick reinforced concrete walls 12″ thick steel reinforced concrete ceiling Eliptical shaped, deflecting domed …