Sentry Metal Services is a custom fabricator with a coating preparation and application facility. The company offers a variety of services to help in the fabrication of various carbon steel, stainless steel, aluminum and other alloy material. Sentry Metal Services was founded in 1970 as a service plant for coating preparation and application, structural fabrication and structural erection. The company is certified for fabrication, refurbishment and repair on pressure vessels, tanks, columns, shells and tube heat exchangers. Sentry Metal Services offers its services to the cryogenic, food, beverages and pharmaceutical markets. The company maintains its headquarters in Niagara Falls, N.Y.