"With over 75 years of expertise, NSGCG is your top national partner for preserving the legacy of stained glass across the United States. We offer detailed appraisals—from fair market to replacement value—along with photographic documentation, comprehensive condition reports, custom restoration and repair specifications, protective covering solutions, and project management. Whether you’re safeguarding historic church windows, residential stained glass, or institutional pieces, we ensure every step—from appraisal to preservation—is handled with precision and care. Ready to safeguard and properly value your stained glass? Contact NSGCG today for a free phone consultation, and let our expertise guide your next step!"
