SJI members are steel joist manufacturers in the U.S., Canada and Mexico. Click the locations below to view the manufacturers.

Associate Members

Associate members provide services or products that support steel joist manufacturing.

Deacero - SJI Associate Member
Gerdau - SJI Associate Member
Lincoln Electric - SJI Associate Member
Sigosa Steel - SJI Associate Member
Nucor - Associate Member

See Applications of Steel Joists

View projects featuring steel joists, Joist Girders and composite steel joists.