For more than four decades, O&P Glass has been Central Maine’s trusted glazing company. Founded in 1978 as a small partnership, we’ve grown into a leading provider of auto glass, residential windows, and large-scale commercial glass projects. Family-owned from the very beginning, our story is built on craftsmanship, innovation, and service that lasts.  Our contract products and professional services include curtain walls, fiberglass sandwich panels, composite panels, storefronts, fire rated glazing, skylights, aluminum windows, and blast mitigation products. Contact us and let us know how we can help you on your project.