EXHIBIT 21 SUBSIDIARIES OF DUKE REALTY INVESTMENTS, INC. Names Under Which State of Incorporation Subsidiary Does Subsidiary or Organization Business ------------------------- ---------------------- ------------------------------- Duke Realty Limited Partnership Indiana Duke Realty Limited Partnership Duke Services, Inc. Indiana Duke Services, Inc. Duke Realty Services Limited Indiana Duke Realty Services Limited Partnership Partnership Duke Realty Construction, Inc. Indiana Duke Realty Construction, Inc. Duke Construction Limited Indiana Duke Construction Limited Partnership Partnership B/D Limited Partnership Indiana B/D Limited Partnership Lamida Partners Limited Ohio Lamida Partners Limited Partnership Partnership Duna Developers Ohio Duna Developers Kenwood Office Associates Ohio Kenwood Office Associates Park Creek Venture Indiana Park Creek Venture Parkrite Limited Partnership Indiana Parkrite Limited Partnership Parkwood Joint Venture Indiana Parkwood Joint Venture Post Road Limited Partnership Indiana Post Road Limited Partnership Shadeland Station Office Indiana Shadeland Station Office Associates II Limited Partnership Associates II Limited Partnership Brisben/Duke Partnership Ohio Brisben/Duke Partnership SCRED Ohio Limited Partnership Ohio SCRED Ohio - 40 -