Swanson Glass Inc. (SGI) located in Des Moines, IA was founded in 1980 by KAS Investment Co. Since then, SGI has become an industry leading glazing contractor in the Des Moines area and the entire state of Iowa.
SGI supplies and installs commercial glass and glazing. This includes aluminum storefronts & entrances, aluminum curtain walls, aluminum windows, skylights, architectural panels, and interior glass handrails and finishes.
