ProVia is nestled within the rolling hills of Sugarcreek, Ohio, the heart of the nation's largest Amish population. The company was started in a garage by Bill Mullet more than 40 years ago and has grown into a nationally known manufacturer of high quality entry door systems, energy-efficient windows, super polymer vinyl siding and artfully-crafted, manufactured stone. ProVia has built a reputation in the building products industry for quality, old-world craftsmanship and personal care for customers, which extends to every part of our culture. The company has been through many changes to accommodate its growth, including expansions, acquisitions, and the implementation of state-of-the-art production equipment. Today, ProVia remains privately owned by the Mullet family and continues to invest in its facilities, employees, customers and research & development. The company continues to manufacture outstanding replacement door, window, vinyl siding and manufactured stone products with a de