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Cornerstone

Building is a California-based building materials company that manufactures and supplies products such as windows and gutters for the construction industry... Read more
OverviewCompetitorsAcquisitionsNews & Insights

Cornerstone

Building is a California-based building materials company that manufactures and supplies products such as windows and gutters for the construction industry... Read more
Cornerstone CEO: Gunner Smith

CEO

Gunner Smith

CEO Approval Rating

82/100

2018

PrivateAcquired by Clayton, Dubilier & Rice, LLC

Industrial Goods & Services
Construction Supplies & Fittings
6500 NAICS listing

Est. Annual Revenue
$5.0-10B
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Est. Employees
10-50K
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Acquisitions
15

News

Acquisition
Sep 19, 2025
Modern Distribution Management
Cornerstone acquired Metal Sales Manufacturing Corp. for undisclosed amount
Leadership Change
Aug 11, 2025
Roofing Contractor
Gunner Smith joined Cornerstone as CEO

Cornerstone Competitors

1Builders FirstSource
2ABC Supply
3Alside
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