Prolific Architects and Firms (33)
- Holabird & Roche 16
- Frank Lloyd Wright 11
- Adler & Sullivan 9
- Graham, Anderson, Probst & White 8
- Schmidt, Garden & Martin 8
- Karl M. Vitzthum 8
- Alfred S. Alschuler 7
- D. H. Burnham & Company 7
- Paul Gerhardt 6
- Holabird & Root 6
- Solon S. Beman 5
- Burnham & Root 5
- Marshall & Fox 5
- Frederick Schock 5
- Louis H. Sullivan 5
- A. Epstein 4
- Frommann & Jebsen 4
- William Le Baron Jenney 4
- George W. Maher 4
- Pond & Pond 4
- Board of Public Works 3
- John C. Christensen 3
- Henry Ives Cobb 3
- Walter Burley Griffin 3
- Ludwig Mies van der Rohe 3
- C.F. Murphy Associates 3
- Dwight H. Perkins 3
- Rapp & Rapp 3
- Argyle E. Robinson 3
- Shepley, Rutan & Coolidge 3
- Thielbar & Fugard 3
- Charles Thisslew 3
- William Carbys Zimmerman 3
A
- Addison and Fiedler 1
- Frederick Ahlschlager 2
- Alfred S. Alschulter 1
- W. Scott Armstrong 1
- Charles B. Atwood 1
- The Austin Company 1
B
- Henry Bacon 1
- Walter T. Bailey 1
- Walter Thomas Bailey 1
- Battey & Kipp 1
- Bauer & Hill 1
- Vernon W. Behel 1
- Bennett, Parsons & Frost 1
- Edward Bennett 1
- Edward Bennett and Hugh Young 1
- Robert C. Berlin 1
- Bettinghofer & Hermann 1
- Bishop & Co 1
- William W. Boyington and Henry B. Wheelock 1
- William W. Boyington 2
- Hin Bredendieck & Nathan Lerner 1
- Joseph C. Brompton 1
- Brown, Burton & Davis 1
- Emanuel V. Buchsbaum 1
- Edward J. Burling 2
- Burling & Adler 1
- Burling & Whitehouse 2
- Burnham Brothers 2
- Daniel H. Burnham & Charles Atwood 1
- J.J. Burns 2
- Barry Byrne 2
C
- Alfred Caldwell 2
- Chatten and Hammond 1
- Myron H. Church 2
- Oscar Cobb & Co 1
- Cobb & Frost 2
- John C. Cochrane 2
- Joseph W. Cohen & Co 1
- Benjamin Albert Comm 1
- Northwestern Terra Cotta Co 1
- C. Howard Crane & H Kenneth Franzheim 1
- Samuel N. Crowen 1
- Adolph Cudell & Arthur Hercz 2
- Adolph Cudell 1
D
- Dahlgren and Lievendahl 1
- Edward D. Dart 1
- Zachary T. & Charles G. Davis 1
- Robert DeGolyer & Charles Morgan 1
- James R. DeStefano 1
- DeStefano+Partners 1
- John Adams Dix 1
- John A. Domicksen 1
- William Drummond 1
- Nelson Max Dunning 2
E
- John Eberson 1
- Ecklund, Fugard & Knapp 1
- Edbrooke & Burnham 1
- George Edbrooke 1
- James J. Egan 1
- Cyrus L. W. Eidlitz 1
- Simeon B.Eisendrath 1
- George Grant Elmslie & Herman V. von Holst 1
- Julius S. Ender 1
- John Ernst Ericson 1
- Eugene & Gwen Lux 1
F
- Faber & Pagels 1
- Albert G. Ferree 1
- W. August Fiedler 1
- John J. Flanders 1
- Frederick R. Foltz 1
- Frederick & Edward Baumann 2
- Fridstein & Co 2
- Meyer Fridstein 1
- Frost and Granger 2
- Charles S. Frost 1
- Charles Summer Frost 1
- Fugard & Knapp 2
- William B. Fyfe 1
G
- Hermann J. Gaul 1
- George and William Keck 1
- Joachim G. Giaver & Frederick P. Dinkelberg 1
- Bruce Goff 2
- Bertrand Goldberg Associates 1
- Bertram Grosvenor Goodhue Associates 1
- Graham, Burnham & Co 1
- US Coast Guard 1
- Louis Guenzel 1
H
- Hall, Bisbee & Rhenisch 1
- Dining Hall 1
- Lawrence Gustav Hallberg 1
- L. Gustav Hallberg 1
- Lawrence Hallberg & Co 1
- Clarence Hatzfeld 1
- Alfred M. Hedley 1
- Charles F. Hermann 1
- Hill & Waltersdorf 1
- Cicero Hine 1
- Charles Hodgdon 1
- Raymond M. Hood and John Mead Howells 1
- John P. Huber 1
- Huehl & Schmid 1
- Jarvis Hunt 2
- Hunter, Konn & Duster and Associates 1
- Arthur F. Hussander 1
- Huszagh & Hill 1
J
- Jenney & Mundie & Mundie and Jensen 1
- Jenney & Mundie 1
- Jens J. Jensen 2
- Elmer C. Jensen 1
- Jens Jensen 1
- O F Johnson 1
- Johnston & Edelmann 1
K
- Charles W. Kallal 2
- George Kingsley 1
- Klaber & Grunsfeld 2
- Kley & Lang 2
- Kocher, Buss & DeKlerk 1
- Nathaniel Koenigsberg & Leon Weisfeld 1
- Edmund R. Krause 1
- M. Louis Kroman 1
- R. Bernard Kurzon 1
L
- Jacques Lambert 1
- Fritz Lang 1
- Alexander L. Levy 1
- Alexander L. Levy & William J. Klein 1
- John Turner Long 2
- Geo. F. Lovdall 1
- Adrián Lozano 1
M
- Philip B. Maher 2
- George Maher 1
- Otto H. Matz 1
- Joseph W McCarthy 1
- Edw. G. McClellan 1
- McClier Company 1
- McKim, Meade & White 1
- Meyer & Cook 1
- Christian S. Michaelsen and Sigurd A. Rognstad 1
- Michaelson & Rognstad 1
- Ludwig Mies van der Rohe, Holsman 1
- Edgar Miller 2
- John Warren Moutoussamy 1
- Mundie & Jensen 2
- William Bryce Mundie 2
- Murgatroyd & Ogden 1
- Charles Francis Murphy 1
N
- Myer O. Nathan 1
- Walter Netsch 1
- Newhouse and Bernham 1
- Henry L. Newhouse 2
- George C. Nimmons 1
- Nimmons & Fellows and George C. Nimmons & Co 1
- John A. Nyden & Co 2
O
P
- Palliser, Palliser & Co 1
- Parfitt Brothers 1
- Richard Henry Park 1
- Normand S. Patton 1
- Patton, Fisher & Miller 2
- Patton & Fisher 1
- Frederick W. Perkins 1
- Perkins, Fellows & Hamilton 2
- Perkins & Hamilton 1
- Perkins, Chatten & Hammond 1
- George L. Pfeiffer 1
- William Presto and Louis H. Sullivan 1
- J.E.O. Pridmore 2
R
- Theodor Rall 1
- Gurdon P. Randall 1
- Andrew N. Rebori 2
- Andrew Rebori & Edgar Miller 1
- Rebori, Wentworth, Dewey & McCormick 1
- James Renwick 1
- Henry Hobson Richardson 1
- Herbert Hugh Riddle 1
- E. E. Roberts & Elmer C. Roberts 1
- Rodriguez Associates 1
- Osvaldo “Ozzie” Rodriguez 1
- James Gamble Rogers & Morison & Wallace 1
- Lindley P. Rowe 1
- Charles Rudolph 1
- Lewis E. Russell 1
S
- Henry J. Schlacks 2
- Albert A. Schwartz 1
- Paul Schweikher 1
- William Sevic 1
- Shattuck & Hussey 1
- Howard Van Doren Shaw 2
- Stephen Vaughn Shipman 1
- Frederick Siebold 1
- Joseph Lyman Silsbee 1
- Ossian C Simonds 1
- Skidmore, Owings & Merrill 2
- Joseph A Slupkowski 1
- Leon E. Stanhope 1
- Thomas E. Stanley II 1
- Henry F. Starbuck 1
- B. Leo Steif & Co 1
- Moritz F. Strauch 1
- Meyer J. Sturm 1
- Egerton Swartwout 1
T
- Clarence H. Tabor 1
- Joseph A. Thain 1
- Frederick J. Thielbar & John Reed Fugard 1
- Frederick B. Townsend 1
- Enoch Hill Turnock 1
U
V
- John S. Van Bergen 1
- John M. Van Osdel 1
- Leonard W. Volk 1
- Hermann V. von Holst & George Grant Elmslie 1
W
- John Alexander Low Waddell 1
- Dwight G. Wallace 1
- Harry Weese 1
- Ben Weese 1
- Toussaint Menard west 1
- Otis L. Wheelock 2
- Wheelock & Thomas 1
- Wheelock & Thomas and John M. Van Osdel 1
- Harry Bergen Wheelock 1
- S. White 1
- Horatio R. Wilson 2
- John Edward Windhorst 1
- Thomas Wing 1
- Adolph Woerner 1
- George E. Woodward 1
Z
Sculptors and artists
- Daniel Chester French 1
- Sculpture "Nuclear Energy" by Henry Moore 1
- Pablo Picasso 1
- A. Saint-Gaudens 1
- Lorado Taft & Leonrd Crunelle 1
- Commemorative sculpture "Pillar of Fire" by Egon Weiner 1
Bridge and structural engineers
- Strauss Bascule & Concrete Bridge Co 2
- Belli & Belli Architects 1
- Alfred Benesch & Associates 1
- J.C. Bland, Pennsylvania Lines 1
- Scherzer Rolling Lift Bridge Company 1
- Dravo Contracting Co 1
- William H. Finley 1
- William M. Hughes 1
- Page & Shnable 1
- James Peterson 1
- Thomas Pihlfeldt and Hugh Young 1
- North Chicago Street Railroad Co 1
- Office of the United States Surveyor-General 1
- Waddell & Harrington 2