St. Clair Corporation has been improving homes for over 100 years. Providing quality customer care, service and products in St. Louis, Columbia, Kansas City and surrounding communities. Recently St. Clair Corporation merged with the window manufacturer Armaclad. Armaclad is respected as one of the premier window and door manufacturing companies in the country.

St. Clair strives to maintain the highest standards of honesty, integrity, ethics and commitment in all relationships with our employees, customers, suppliers and community. St. Clair provides a work environment that empowers employees to be execution driven and to achieve the highest levels of leadership and success. At St. Clair we respect our customers, employees, suppliers and associates and exhibit this respect in all areas.