EXHIBIT 21 NAME UNDER WHICH STATE OF SUBSIDIARY CONDUCTS SUBSIDIARY OR ORGANIZATION INCORPORATION BUSINESS - ------------------------------ ------------- ------------------------------ THE FINANCIAL STATEMENTS OF THE FOLLOWING ENTITIES WERE CONSOLIDATED INTO THE FINANCIAL STATEMENTS OF THE REGISTRANT AT DECEMBER 31, 1999: Duke Construction Limited Indiana Duke Construction Limited Partnership Partnership Duke Realty Construction, Inc. Indiana Duke Realty Construction, Inc. Duke Realty Services Limited Indiana Duke Realty Services Limited Partnership Partnership Duke Services, Inc. Indiana Duke Services, Inc. Duke-Weeks Realty Limited Indiana Duke-Weeks Realty Limited Partnership Partnership Kenwood Office Associates Ohio Kenwood Office Associates New World Partners Joint Florida New World Partners Joint Venture Venture New World Partners Joint Florida New World Partners Joint Venture No. 2 Venture No. 2 North Point Limited Florida North Point Limited Partnership No. 1 Partnership No. 1 North Point Limited Florida North Point Limited Partnership No. 3 Partnership No. 3 P-95/Fed Limited Partnership Georgia P-95/Fed Limited Partnership P-95/Global Limited Georgia P-95/Global Limited Partnership Partnership P-95/Three Limited Partnership Georgia P-95/Three Limited Partnership PCG/Duke, LLC Ohio PCG/Duke, LLC Sawgrass Limited Florida Sawgrass Limited Partnership No. 1 Partnership No. 1 Sawgrass Limited Florida Sawgrass Limited Partnership No. 2 Partnership No. 2 Shadeland Station Office Indiana Shadeland Station Office Associates II L.P. Associated II L.P. Weeks Construction Georgia Weeks Construction Services, Inc. Services, Inc. Weeks Development Partnership Georgia Weeks Development Partnership Weeks P-95 LLC Georgia Weeks P-95 LLC Weeks Realty Services, Inc. Georgia Weeks Realty Services, Inc. Weeks Skyland Limited Florida Weeks Skyland Limited Partnership Partnership Weeks Tradeport Florida Weeks Tradeport THE REGISTRANT ACCOUNTED FOR THE FOLLOWING ENTITIES ON THE EQUITY METHOD AT DECEMBER 31, 1999: 625 Building, LLC Missouri 625 Building, LLC B/D Limited Partnership Indiana B/D Limited Partnership Beacon Station #22-#24 Florida Beacon Station #22-#24 Limited Partnership Limited Partnership Campus Development, LLC Ohio Campus Development, LLC Cincinnati Development Ohio Cincinnati Development Group LLC Group LLC Codina Group, Inc. Florida Codina Group, Inc. CWT Associates Florida CWT Associates Dugan Office, LLC Indiana Dugan Office, LLC Dugan Realty, LLC Indiana Dugan Realty, LLC Dugan SSP, LLC Indiana Dugan SSP, LLC Duke A&M, LLC Ohio Duke A&M, LLC Duke Tees Joint Venture Indiana Duke Tees Joint Venture Eckes Weeks Venture LP Georgia Eckes Weeks Venture LP Hawksmoor, LLC Indiana Hawksmoor, LLC Hillside Partnership One Georgia Hillside Partnership One Horizon Associates Limited Georgia Horizon Associates Limited Partnership Partnership Huntcrest I, LLC Georgia Huntcrest I, LLC Lamida Partners Limited Ohio Lamida Partners Limited Partnership Partnership Park Fletcher Limited Indiana Park Fletcher Limited Partnership 2728 Partnership 2728 Parkrite Limited Partnership Indiana Parkrite Limited Partnership Post Road Limited Partnership Indiana Post Road Limited Partnership Sugarloaf Holdings One, LLC Georgia Sugarloaf Holdings One, LLC Sugarloaf Holdings Three, LLC Georgia Sugarloaf Holdings Three, LLC Sugarloaf Holdings Two, LLC Georgia Sugarloaf Holdings Two, LLC Town Point Limited Partnership Georgia Town Point Limited Partnership WBP One Limited Partnership Florida WBP One Limited Partnership THE REGISTRANT ACCOUNTED FOR THE FOLLOWING ENTITIES ON THE COST METHOD AT DECEMBER 31, 1999: Park Creek Venture Indiana Park Creek Venture Pinnacle Media, LLC Indiana Pinnacle Media, LLC