Cornerstone Building Supply is committed to providing top-notch building supplies for churches and Christian schools, ensuring quality and value every step of the way. Our partnership with NGP allows us to offer a wide range of premium commercial door products, from seals to lites, hinges to sliding solutions, and our innovative Glapguard technology. NGP’s expertise in sealing, securing, sliding, and enhancing visibility makes them the perfect fit to cater to your church’s specific needs. Trust us and NGP to elevate your church or Christian school with top-tier solutions and exceptional service.