Sto Corp.
Wholesale Building MaterialsGeorgia, United States201-500 Employees
Sto Corp is a wholesale building materials company based in Atlanta, Georgia, focusing on building envelope systems such as exterior cladding, air moisture barriers, and coatings. Its offerings aim to improve energy efficiency and aesthetic quality for construction, maintenance, and restoration, delivered through a broad distributor network across North and South America. The company’s plants are ISO certified for environmental protection and quality control, supporting its manufacturing and distribution operations. As part of a global organization, Sto is positioned in the exterior insulation and wall-system market, with a worldwide footprint that includes 21 factories, more than 5,000 employees, and about 35 subsidiaries. Recent developments include leadership changes in Sto Canada Ltd., with Nicolas Gosselin appointed General Manager in March 2026, reflecting ongoing management activity within its international operations.