Cornerstone Inc. is committed to finding ways to surpass our customers’ expectations by providing quality detention products.

We’re the number 1 jail and prison construction company for a reason. We are committed to finding ways to surpass our customers’ expectations by providing quality detention products, accurate engineering, and expert installation. We will always conduct our business with integrity and with awareness of our customers’ needs.

By the Numbers

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Projects Completed

Over 3,000
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Design/Build Projects

47
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Projects Worldwide

50 States
8 Countries & US Territories
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Total Work Performed

Over $1.2 Billion

Our Scope of Services

Click the buttons below to learn more about our services:

EMERGENCY SERVICE HOTLINE 888.752.3228

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BUILDING WITH KNOWLEDGE
& SUCCEEDING THROUGH INTEGRITY

Corporate Headquarters: 

20871 Sandy Road 
Tanner, AL 35671
(877) 374-7311

QUICK LINKS

NEWS  |  CAREERS  |  CONTACT US

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