Terry & Tench Construction Company (Terry & Tench Company), Timber Decks for Viaduct Portions, and Laying and Surfacing Track on Viaduct Portions.
Weber Railway Joint Manufacturing Company, Weber Rail Joints.
Station Finish
American Mason Safety Tread Company, Safety Treads.
Atlantic Terra Cotta Company, Terra Cotta.
Boote Company, Alfred, Glazed Tile and Art Ceramic Tile.
Byrne & Murphy, Plumbing, 86th Street Station.
Dowd & Maslen, Brick Work for City Hall and other Stations and Superstructures for 72d Street, 103d Street and Columbia University Stations.
Empire City Marble Company, Marble.
Grueby Faience Company, Faience.