ASSURED GLASS INC. With over 25 years of experience in the construction, repairs, and replacements of commercial structures, Assured Glass Inc. is a full-service commercial glazing contractor, catering to both union and non-union projects. Our team of union-qualified glaziers takes pride in delivering high-quality results on all custom projects. We provide comprehensive glazing services, including storefronts, curtainwalls, skylights, and sky domes.