Stacy and Witbeck is a construction firm operating in the United States.It has received contracts to build several rapid transit lines.
In 2011, Engineering News-Record reported the firm was the 103rd largest construction firm in the United States, and had $450 million in annual revenue.
In 2007 the firm received a contract to construct commuter rail stations in Wilsonville, Oregon.In 2013 the firm received the contract to construct Detroit's M1 streetcar route.