Standard Industries

Standard Industries Holdings Inc.
Company typePrivate
IndustryBuilding materials
Headquarters,
U.S.
Area served
Worldwide
Key people
David Winter (Co-CEO), David Millstone (Co-CEO)
Productsbuilding materials
shingles
roofing systems
solar roofing systems
waterproofing systems
chemical aggregates
specialty granules
Number of employees
20,000+ (2021)
SubsidiariesGAF
GAF Energy
BMI
Siplast
SGI
Schiedel
W. R. Grace and Company
Websitestandardindustries.com

Standard Industries is an American privately-held global industrial conglomerate headquartered in New York City. Standard is the parent company of a number of industrial manufacturers, roofing and solar companies, and related real estate and investment platforms. David Millstone and David Winter are co-CEOs of the company.

Standard's operating companies include GAF, GAF Energy, W. R. Grace and Company, BMI Group, Siplast, Schiedel, and Speciality Granules (SGI), along with Standard Investments and Winter Properties.