St. Marys Carbon Company is a quality manufacturer of carbon graphite, electrographite, resin bonded graphite, and metal graphite products. A privately held corporation with nearly 75 years of manufacturing experience, St. Marys Carbon is headquartered in St. Marys, PA, with a production facility comprising over 130,000 square feet. We are proud to be a global supplier and industry leader in producing electro-mechanical, custom carbon products.