The Detroit International Sales Group of companies are Michigan based corporations with common management and ownership.

Detroit International Sales, Inc. services the automotive glass aftermarket and specializes in the wholesale distribution of curved tempered glass.

Night Watchman Corp. manufactures and distributes automotive sunroof glass replacement parts and convertible back glass to the automotive glass, custom trim and upholstery retail base and also produces a line of products exclusive for the Corvette replacement part trade.

Sunroof Express, Inc. specializes in claims management of automotive roof panel glass and convertible top claims.