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8 Apex Consulting Engineers, LLC 27-Jan-06 27-Jan-06 27-Jan-06 27-Jan-06 12-Oct-05 27-Aug-07 27-Aug-07 27-Aug-07

9 APS Consulting, Inc. 12-Jun-07

10 Architrave, Ltd. 9-Feb-01

11 Ardmore Associates, LLC 17-May-04 17-May-04 11-May-04 2-Jun-04 2-Jun-04 2-Jun-04 2-Jun-04

12 ARUP 15-Mar-12 20-May-09

13 Avila Computer Services, Inc. 6-Jun-02

14 Baker Engineering, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 14-Jan-02 20-Dec-05 20-Dec-05 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 2-Feb-02 2-Feb-02

15 Bauer Latoza Studio 21-May-03 21-Jan-03 21-Jan-03 2-Jan-03

16 Baxter & Woodman 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 13-Dec-12 13-Dec-12 13-Dec-12

17 Beckley Engineering, Inc. 6-May-04 12-May-04

18 Bloom Consultants, LLC 14-Apr-05 14-Apr-05 6-May-04 6-May-04 12-Oct-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05

19 Bollinger, Lach & Associates, Inc. 8-Jan-01 8-Jan-01 21-Aug-03 14-Nov-00 14-Nov-00 14-Nov-00 12-Jun-03 3-Sep-04

20 Bowman, Barrett & Associates 25-Sep-07 25-Sep-07 7-Dec-06 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

21 Branco Notch Engineering, Inc. 27-Aug-07 27-Aug-07 27-Aug-07 27-Aug-07

22 Bucher, Willis & Ratliff Corporation 17-Feb-00 17-Feb-00 17-Feb-00

23 Burns and McDonnell 30-Dec-08 6-May-04 6-May-04 6-May-04 10-Jun-02 12-May-04 12-May-04 12-May-04 15-Mar-12 12-May-04 15-Mar-12 14-Jan-02 2-Jun-04 2-Jun-04

24 Camiros 12-Jun-07

25 Camp Dresser & McKee, Inc. 10-Jun-02 8-Jan-01 10-Jun-02 9-Feb-01 23-Jul-02

26 CH2M Hill , Inc. 27-Jan-06 27-Jan-06 26-Jan-06 7-Jul-09 20-Dec-05 20-Dec-05 20-Dec-05 20-Dec-05

27 Christian Roge & Associates, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 9-Feb-01

28 Christopher B. Burke Engineering, Ltd. 10-Jun-02 10-Jun-02 10-Jun-02 10-Jun-02 14-Jan-02 14-Jan-02 27-Aug-07 14-Jan-02 14-Jan-02 2-Feb-02 2-Feb-02 2-Feb-02 2-Feb-02

29 Ciorba Group, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

30 Civiltech Engineering, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 18-Mar-03 18-Mar-03 8-Aug-08 8-Aug-08

31 Clark Dietz, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

32 Clark Engineers, Inc. 6-Jun-02 6-Jun-02 6-Jun-02 6-Jun-02 6-Jun-02 6-Jun-02 2-Jan-03 2-Jan-03 2-Jan-03 17-Mar-03 17-Mar-03 17-Mar-03 2-Jan-03

33 Collins Engineers, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 12-Oct-05 1-Mar-00 1-Mar-00 1-Mar-00 3/15/2012 1-Mar-00 1-Mar-00 1-Mar-00 8-Aug-12 2-Feb-02 2-Feb-02

34 Conservation Design Forum 7-Dec-06 12-Jun-07

35 Cotter Consulting, Inc. 8-Jan-01 9-Feb-01

36 Crawford, Murphy & Tilly, Inc. 4-Nov-09 10-Jun-02 10-Jun-02 10-Jun-02 10-Jun-02 10-Jun-02 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02

37 CTE Consoer Townsend Envirodyne Engineers 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

38 Daniel Loftus and Associates 12-Oct-05 12-Oct-05 12-Oct-05 12-Oct-05 12-Oct-05 12-Aug-05

39 Daniel P Coffey & Associates 9-Feb-01 9-Feb-01 9-Feb-01

40 David Mason & Associates, Ltd. 25-Sep-07 21-May-03 2-Jan-03 2-Jan-03 2-Jan-03

41 DB Sterlin Consultants, Inc. 6-Jun-02 6-Jun-02 16-Feb-00 23-Nov-04 23-Nov-04 14-Nov-00 3-Sep-04 3-Sep-04 9-Feb-01 3-Sep-04

42 Delcan Corporation 17-Feb-00 17-Feb-00 17-Feb-00

43 Delta Engineering, Inc. 17-Feb-00 10-Jun-02 10-Jun-02 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 12-Jun-07 2-Feb-02 2-Feb-02 2-Feb-02

44 d'Escoto, Inc. 27-Jan-06 5-Mar-09

45 Design Consulting Engineers 8-Jan-01 14-Nov-00 9-Feb-01

46 DeStefano & Partners 17-Feb-00 1-Mar-00 1-Mar-00

47 DLK Decker Legge Kemp Architect 10-Jun-02 1-Mar-00 1-Mar-00 2-Feb-02 2-Feb-02 2-Feb-02

48 DLZ Corporation 30-Dec-08 30-Dec-08 30-Dec-08 8-Jan-09 23-Oct-08 23-Oct-08 23-Oct-08 23-Oct-08 23-Oct-08 23-Oct-08

49 DMJM Daniel, Mann, Johnson & Mendenhall 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 26-Jul-02 26-Jul-02 26-Jul-02 26-Jul-02 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 2-Feb-02 2-Feb-02

50 Douglas Hoerr Landscape Architecture, Inc. 6-Jun-02 2-Jun-04

51 DuSable, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00

52 Dynasty Group, Inc. 7-Dec-06

53 Earth Tech Environment & Infrastructure, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 5-Aug-02 1-Mar-00 1-Mar-00 5-Aug-02 1-Mar-00 2-Feb-02 2-Feb-02 2-Feb-02 2-Feb-02 12-Jun-07

54 Edwards and Kelcey 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 5-Apr-05 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 2-Feb-02 2-Feb-02

55 EJM Engineering 9-Mar-05 8-Jan-01 17-Feb-00 2-Feb-02

56 Engineering Resources Associates, Inc. 30-Dec-08

57 Environmental Design International, Inc. 3-May-04 17-Jun-09 25-Sep-08

58 Epstein, A. and Sons International, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 7-Jul-09 1-Mar-00 1-Mar-00 14-Jan-02 9-Feb-01 11-Jan-02

59 ESI Consultants, Vice President (formely K-Plus) 4-Nov-09 25-Sep-07 25-Sep-07 25-Sep-07 25-Sep-07 21-Mar-05 20-Aug-08 20-Aug-08 20-Aug-08 31-Jan-08 31-Jan-08

60 Everest Engineering Company 6-Jun-02

61 Gandhi & Associates, Inc. 17-Feb-00 17-Feb-00 10-Jun-02 10-Jun-02

62 Gannett Fleming, Inc. 8-Jan-01 8-Jan-01 14-Nov-00 14-Nov-00 14-Nov-00 14-Nov-00 1-Mar-00 1-Mar-00 3-Sep-04 3-Sep-04

(2)

72 HBM Engineering Group, LLC 1-Dec-03 1-Dec-03 1-Dec-03 1-Dec-03

73 HDR Engineering, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 7-Dec-06 17-Feb-00 17-Feb-00 6-Jun-02 17-Feb-00 14-Nov-00 14-Nov-00 14-Nov-00 14-Nov-00 14-Nov-00 14-Nov-00 12-May-04 1-Mar-00 3-Sep-04 3-Sep-04 3-Sep-04

74 Hellmuth, Obata, Kassabaum, Inc. 2-Feb-02 2-Feb-02 2-Feb-02

75 Hitchcock Design Group 7-Dec-06 20-Dec-05

76 HNTB Corporation 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 2-Feb-02 2-Feb-02 1-Mar-00 2-Feb-02 2-Feb-02

77 HOH Harry O. Hefter Associates, Inc 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

78 Homer L. Chastain & Associates, LLP 27-Jan-06 6-Jun-02 6-Jun-02 6-Jun-02 2-Jan-03 2-Jan-03 1-Dec-03 2-Jan-03 2-Jan-03

79 HW Lochner 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 2-Feb-02

80 HWR, Inc. 10-Jun-02 14-Nov-00 14-Jan-02 2-Feb-02 2-Feb-02

81 IG Consulting, Inc. 25-May-10 25-May-10 7-Jul-09 25-May-10

82 Infrastructure Engineering, Inc. 8-Jan-01 8-Jan-01 21-May-03 21-May-03 8-Jan-01 14-Jan-02 3-Nov-05 27-Aug-07 14-Jan-02 2-Feb-02 2-Feb-02 2-Feb-02

83 Infrastructure Strategies, J.V. 8-Jan-01

84 International Engineering Consultants, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Dec-05

85 Iteris, Inc. 8-Jan-01

86 Jackson Architects 2-Feb-02 2-Feb-02 2-Feb-02

87 Jackson Medhi, Inc. 1-Mar-00

88 Jacobs Engineering Corp. 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 10-Apr-08 8-Aug-08 8-Aug-08 8-Aug-08 8-Aug-08 8-Aug-08 8-Aug-08 8-Aug-08 5-Mar-09 5-Mar-09 5-Mar-09 5-Mar-09

89 Jacobs/Ryan Associates 6-Jun-02

90 JJR. LLC 30-Dec-08 20-Feb-12

91 Johnson & Lasky Architects 23-Nov-04

92 Kaltsouni Mehdi, Inc. 8-Aug-08 8-Aug-08 27-Jan-06 27-Jan-06 27-Jan-06 27-Jan-06 31-Jan-08

93 KAM Engineering, Inc. 6-Jun-02 6-Jun-02 6-Jun-02

94 KCS Corporation 4-Nov-09

95 Kenny Construction Company 9-Feb-01

96 Kimley-Horn and Associates, Inc. 25-May-10 25-May-10 25-May-10 10-Jun-02 8-Jan-01 10-Jun-02

97 KLOA Kenig, Lindgren, O'Hara, Aboona, Inc. 4-Nov-09 17-Feb-00

98 Knight E/A, Inc 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 6-Feb-02 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 23-Nov-04 1-Mar-00 23-Nov-04 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 2-Feb-02 2-Feb-02

99 Krueck + Sexton Architects 22-Aug-12

100 Kudrna & Associates, Ltd 17-Feb-00 17-Feb-00 17-Feb-00 6-May-04 17-Feb-00 14-Nov-00 14-Nov-00 12-May-04 12-May-04 14-Nov-00 2-Feb-02 2-Feb-02

101 Land Design Collaborative, Inc. 21-Jan-03

102 Legat Architects 2-Feb-02 2-Feb-02

103 Louis Berger & Associates, Inc. 8-Jan-01 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 21-Aug-03 1-Mar-00 1-Mar-00 1-Mar-00 23-Apr-04 23-Apr-04 12-Jun-03

104Louis Jones Enterprises, Inc. 8-Jan-01 14-Jan-02 2-Feb-02

105 Macondo Corporation 8-Jan-01 14-Jan-02 2-Feb-02 2-Feb-02 2-Feb-02 2-Feb-02

106 MACTEC Engineering and Consulting, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Apr-09 26-Jul-02 26-Jul-02 26-Jul-02 26-Jul-02 2-Feb-02 2-Feb-02 2-Feb-02

107 Marbach Brady & Weaver, Inc. 6-May-04

108 Mc Clier Corporation 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 2-Feb-02 2-Feb-02

109 McDonough Associates, Inc. 2-Feb-01 17-Feb-00 17-Feb-00 2-Feb-01 8-May-06 17-Feb-00 1-Mar-00 1-Mar-00 14-Nov-00 14-Nov-00 1-Mar-00 1-Mar-00 9-Feb-01 1-Mar-00 3-Sep-04 4-Feb-02

110Milhouse Engineering and Construction, Inc. 9-Nov-05 9-Nov-05 9-Nov-05 9-Nov-05

111Muller & Muller, Ltd. 17-Feb-00 1-Mar-00 1-Mar-00 27-Jan-06 27-Jan-06 27-Jan-06 4-Feb-02 4-Feb-02

112 MWH Energy and Infrastructure 17-Feb-00 17-Feb-00 17-Feb-00 8-Jan-01 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 4-Feb-02 4-Feb-02

113Nakawatase, Wyns & Associates, Inc. 8-Jan-01 17-Feb-00 10-Jun-02 27-Aug-07 27-Aug-07

114NIA Architects, Inc. 4-Feb-02 4-Feb-02 4-Feb-02

115Omega & Associates 21-Aug-03 1-Dec-03 3-Sep-04

116 OWP&P Architects, Inc. 18-Mar-03 18-Mar-03 14-Apr-03 14-Apr-03 14-Apr-03 14-Apr-03 14-Apr-03

117 Parsons Brinkerhoff Quade and Douglas 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 14-Nov-00

118 Parsons Transportation Group, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 23-Jul-02 23-Jul-02 23-Jul-02 23-Jul-02 23-Jul-02 23-Jul-02

119 Pasco, Inc. 1-Mar-00

120 Patrick Engineering Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 15-Mar-12 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 4-Feb-02 4-Feb-02 4-Feb-02

121 Peter Lindsay Schaudt Landscape Architecture 6-Jun-02

122 PG Engineering Associates, Inc. 14-Nov-00 14-Nov-00 14-Nov-00 9-Feb-01

123Primera Engineers & Architects 12-Oct-05 8-Jan-01 12-Oct-05 12-Oct-05 12-Oct-05 14-Jan-02 23-Nov-04 13-Dec-12 13-Dec-12 14-Jan-02 4-Feb-02 1-Mar-00 4-Feb-02 4-Feb-02

124 R & G Engineering 25-May-10

125Rada Architects, Ltd. 4-Feb-02 4-Feb-02 4-Feb-02

126 Raymond Professional Group, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02

127Regina Webster & Associates, Inc. 21-Aug-03 25-Sep-07 21-Aug-03

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137 Sam Schwartz Engineering Group 10-Nov-10 8-Jan-01 10-Nov-11

138 Seton Engineering 17-Feb-00 6-May-04 17-Feb-00 17-Feb-00

139 Shah Engineering, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

140 Shaw Environment & Infrastructure 20-May-09

141Singh & Associates, Inc. 8-Jan-01 3-May-04 3-May-04 3-May-04 14-Nov-00 14-Nov-00 9-Feb-01

142Site Design Group 6-Jun-02

143 Skidmore, Owings & Merrill, LLP (SOM) 6-Jun-02 6-Jun-02 23-Nov-04 23-Nov-04 23-Nov-04 23-Nov-04 4-Feb-02 5-Feb-02

144 Sonoc Architects, Inc. 23-Jul-02 23-Jul-02 23-Jul-02

145Soodan & Associates, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 10-Mar-00 10-Mar-00 10-Mar-00 4-Feb-02 4-Feb-02

146Spaan Tech, Inc. 30-Dec-08 23-Apr-04 23-Apr-04 8-Aug-08 31-Jan-08

147 Stanley Consultants, Inc. 27-Jan-06 17-Feb-00 17-Feb-00 27-Jan-06 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 14-Jan-02 14-Jan-02 14-Jan-02 27-Aug-07 9-May-06 12-Jun-07 1-Dec-03

148 STS Consultnats, Ltd. 12-Oct-05 12-Oct-05 12-Oct-05 12-Oct-05 12-Oct-05 12-Oct-05 12-Oct-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05 12-Aug-05

149 STV Incorporated 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 8-Aug-08 1-Mar-00 1-Mar-00 8-Aug-08 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

150 TAMS Consultants, Inc. 1-Mar-00 1-Mar-00 1-Mar-00

151 Tania Consulting Services 9-Mar-05 23-Nov-04 3-Sep-04

152 Techknow Engineering 25-May-10 25-May-10 25-May-10

153TECMA Associates, Inc. 27-Jan-06 8-Jan-01 17-Feb-00

154 Telvent Farradyne, Inc. 26-Sep-07

155 Teng & Associates, Inc. 6-Jun-02 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 2-Jan-03 2-Jan-03 1-Mar-00 2-Jan-03 2-Jan-03 1-Mar-00 1-Mar-00 1-Mar-00 4-Feb-02 4-Feb-02 3-Sep-04 4-Feb-02 4-Feb-02

156Terra Engineering Ltd. 12-Oct-05 10-Jun-02 10-Jun-02 10-Jun-02 10-Jun-02 10-Jun-02 15-Mar-12 15-Mar-12 15-Mar-12 4-Feb-02 4-Feb-02

157Terry Guen Design Associates 6-Jun-02 20-Dec-05

158 Teska Associates 25-May-10

159 The Roderick Group 17-Jun-09

160 Thomas Engineering Group, LLC. 25-May-10 25-May-10 25-May-10 17-Apr-09 8-Aug-08

161TranSmart Technologies, Inc. 17-Feb-00

162 TranSystems Corporation 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 15-Mar-12 15-Mar-12 1-Mar-00 15-Mar-12 21-Jan-03 21-Jan-03 21-Jan-03 21-Jan-03 21-Jan-03

163 Trotter Built Construction, Inc. 3-Sep-04

164 TY Lin International Great Lakes, Inc. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 4-Feb-02 1-Mar-00 4-Feb-02 4-Feb-02

165 UBM, Inc. 1-Mar-00

166 University of Il. Urban Transportation Center 8-Jan-01 8-Jan-01

167Urban Works Ltd. 1-Dec-03

168 URS Corporation d/b/a URS Corp. Americas 17-Feb-00 17-Feb-00 17-Feb-00 10-Jun-02 17-Feb-00 17-Feb-00 10-Jun-02 17-Feb-00 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02 14-Jan-02 1-Mar-00 1-Mar-00 1-Mar-00 4-Feb-02 4-Feb-02 4-Feb-02

169 V3 Companies of Illinois, Ltd. 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 17-Feb-00 1-Mar-00 1-Mar-00 1-Mar-00 14-Jan-02 1-Mar-00 1-Mar-00 31-Jan-08 31-Jan-08

170 WHKS & Co. 8-Aug-08 8-Aug-08 8-Aug-08 8-Aug-08

171 Wight & Company 17-Feb-00 17-Feb-00 17-Feb-00 22-Feb-07 23-Nov-04 23-Nov-04 23-Nov-04 12-May-04 23-Nov-04 2-Jun-04 31-Jan-08

172 Wilbur Smith Associates 6-Jun-02 6-Jun-02 17-Feb-00 17-Feb-00 21-Jan-03

173 William Worn Architects 2-Jan-03

174 Wiss, Janney, Elsterner Associates, Inc. 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00 1-Mar-00

(4)

MBE WBE DBE American American American American Minority

1 2iM Group X X

2 ABNA Engineering

3 Accurate Group, Inc. X X

4 Alfred Benesch & Company

5 Altamanu Inc. X X X X

6 Alvord, Burdick & Howson, LLC 7 American Consulting Engineers, LLC 8 Apex Consulting Engineers, LLC

9 APS Consulting, Inc. X X

10 Architrave, Ltd. X X

11 Ardmore Associates, LLC X X X X

12 ARUP

13 Avila Computer Services, Inc. 14 Baker Engineering, Inc.

15 Bauer Latoza Studio X X

16 Baxter & Woodman 17 Beckley Engineering, Inc. 18 Bloom Consultants, LLC

19 Bollinger, Lach & Associates, Inc. 20 Bowman, Barrett & Associates 21 Branco Notch Engineering, Inc. 22 Bucher, Willis & Ratliff Corporation 23 Burns and McDonnell

24 Camiros

25 Camp Dresser & McKee, Inc. 26 CH2M Hill , Inc.

27 Christian Roge & Associates, Inc. 28 Christopher B. Burke Engineering, Ltd. 29 Ciorba Group, Inc.

30 Civiltech Engineering, Inc. 31 Clark Dietz, Inc.

(5)

MBE WBE DBE American American American American Minority

32 Clark Engineers, Inc. 33 Collins Engineers, Inc. 34 Conservation Design Forum 35 Cotter Consulting, Inc.

36 Crawford, Murphy & Tilly, Inc.

37 CTE Consoer Townsend Envirodyne Engineers 38 Daniel Loftus and Associates

39 Daniel P Coffey & Associates

40 David Mason & Associates, Ltd. X X

41 DB Sterlin Consultants, Inc.

42 Delta Engineering, Inc. X X

43 d'Escoto, Inc. X X X

44 Design Consulting Engineers X X

45 DeStefano & Partners

46 DLK Decker Legge Kemp Architect 47 DLZ Corporation

48 DMJM Daniel, Mann, Johnson & Mendenhall 49 Douglas Hoerr Landscape Architecture, Inc.

50 DuSable, Inc.

51 Dynasty Group, Inc. X X

52 Earth Tech Environment & Infrastructure, Inc. 53 Edwards and Kelcey

54 EJM Engineering X X

55 Engineering Resources Associates, Inc.

56 Environmental Design International, Inc. X X X

57 Epstein, A. and Sons International, Inc.

58 Everest Engineering Company X X

59 Gandhi & Associates, Inc. X X

60 Gannett Fleming, Inc.

61 GAS Graef, Anhalt, Schloemer & Associates

62 Globetrotters Engineering Corporation X X

(6)

MBE WBE DBE American American American American Minority

64 GSG Consultants, Inc. 65 Gustafson Guthrie Nichol Ltd. 66 Hanson Professional Services, Inc. 67 Harbour Engineering, Inc.

68 Hartshorne Plunkard, LTD

69 Hayden Bulin Larson Design Group Ltd.

70 HBM Engineering Group, LLC X X X

71 HDR Engineering, Inc.

72 Hellmuth, Obata, Kassabaum, Inc. 73 Hitchcock Design Group

74 HNTB Corporation

75 HOH Harry O. Hefter Associates, Inc 76 Homer L. Chastain & Associates, LLP 77 HW Lochner

78 HWR, Inc. X X X

79 IG Consulting, Inc.

80 Infrastructure Engineering, Inc. X X

81 Infrastructure Strategies, J.V.

82 International Engineering Consultants, Inc. 83 Iteris, Inc.

84 Jackson Architects 85 Jackson Medhi, Inc. 86 Jacobs Engineering Corp.

87 Jacobs/Ryan Associates X X

88 JJR. LLC

89 Johnson & Lasky Architects

90 Kaltsouni Mehdi, Inc. X X

91 KAM Engineering, Inc. X X

92 Kenny Construction Company 93 Kimley-Horn and Associates, Inc.

94 KLOA Kenig, Lindgren, O'Hara, Aboona, Inc. 95 Knight E/A, Inc

(7)

MBE WBE DBE American American American American Minority

96 K-Plus Engineering, Ltd. 97 Kudrna & Associates, Ltd 98 Land Design Collaborative, Inc. 99 Legat Architects

100 Louis Berger & Associates, Inc.

101 Louis Jones Enterprises, Inc. X X

102 Macondo Corporation

103 MACTEC Engineering and Consulting, Inc. 104 Marbach Brady & Weaver, Inc.

105 Mc Clier Corporation 106 McDonough Associates, Inc. 107 Metro Transportation Group, Inc.

108 Milhouse Engineering and Construction, Inc. X X

109 Muller & Muller, Ltd. X X

110 MWH Energy and Infrastructure

111 Nakawatase, Wyns & Associates, Inc. X X X

112 National Engineering Technology Corporation 113 NIA Architects, Inc.

114 Omega & Associates X X

115 OWP&P Architects, Inc.

116 Parsons Brinkerhoff Quade and Douglas 117 Parsons Transportation Group, Inc. 118 Pasco, Inc.

119 Patrick Engineering Inc.

120 Peter Lindsay Schaudt Landscape Architecture 121 PG Engineering Associates, Inc.

122 Primera Engineers & Architects X X X

123 Rada Architects, Ltd. X X X

124 Raymond Professional Group, Inc.

125 Regina Webster & Associates, Inc. X X

126 Rheo Group, PC X X X

(8)

MBE WBE DBE American American American American Minority

128 RM Chin & Associates X X

129 Robert Gordon Associates

130 Robert H. Anderson & Associates, Inc.

131 Ross Barney Architects X X X

132 Roula Associates Architects, CHTD. X X

133 Rubinos & Mesia Engineers, Inc. X X

134 Seton Engineering 135 Shah Engineering, Inc.

136 Shaw Environment & Infrastructure 137 Singh & Associates, Inc.

138 Site Design Group X X

139 Skidmore, Owings & Merrill, LLP (SOM) 140 Sonoc Architects, Inc.

141 Soodan & Associates, Inc. X X

142 Spaan Tech, Inc. X X X X

143 Stanley Consultants, Inc. 144 STS Consultnats, Ltd. 145 STV Incorporated 146 TAMS Consultants, Inc. 147 Tania Consulting Services

148 TECMA Associates, Inc. X X X

149 Telvent Farradyne, Inc. 150 Teng & Associates, Inc.

151 Terra Engineering Ltd. X X

152 Terry Guen Design Associates X X X X

153 The Roderick Group

154 Thomas Engineering Group, LLC. 155 TranSmart Technologies, Inc. 156 TranSystems Corporation 157 Trotter Built Construction, Inc. 158 TY Lin International Great Lakes, Inc. 159 UBM, Inc.

(9)

MBE WBE DBE American American American American Minority

160 University of Il. Urban Transportation Center

161 Urban Works Ltd. X X X X

162 URS Corporation d/b/a URS Corp. Americas 163 V3 Companies of Illinois, Ltd.

164 WHKS & Co. 165 Wight & Company 166 Wilbur Smith Associates 167 William Worn Architects

168 Wiss, Janney, Elsterner Associates, Inc.

(10)

8Apex Consulting Engineers, LLC 20 N Wacker Dr

9APS Consulting, Inc. 5669 Angouleme Ln.

10Architrave, Ltd. 213 W. Institute Pl. Ste.. 304

11Ardmore Associates, LLC 33 N Dearborn St Ste. 1720

12 ARUP 35 E. Wacker Dr. Ste.. 1800

Atlas Engineering 3255 Techny Road

13Avila Computer Services, Inc. 6201 W Touhy Ave Ste. 5

14 Baker Engineering, Inc. 8430 W Bryn Mawr Ave

15Bauer Latoza Studio 2241 S Wabash Ave

16 Baxter & Woodman 39 S La Salle St Ste. 816

17 Beckley Engineering, Inc. 343 Danielle Rd

18 Bloom Consultants, LLC 600 W Fulton St Ste. 701

19 Bollinger, Lach & Associates, Inc. 8770 W Bryn Mawr Ave. Ste.. 1300 20 Bowman, Barrett & Associates 130 E Randolph St. Ste.. 2650

21Branco Notch Engineering, Inc. 627 Maple

22 Bucher, Willis & Ratliff Corporation 903 East 104th Street Ste.. 900

23 Burns and McDonnell 210 S Clark Ste. 2235

24 Camiros 411 S Wells St. Ste. 400

25 Camp Dresser & McKee, Inc. 125 S Wacker Dr

26 CH2M Hill , Inc. 8501 W Higgins Rd Ste. 300

27 Christian Roge & Associates, Inc. 211 W Wacker Dr Ste. 600 28 Christopher B. Burke Engineering, Ltd. 9575 W Higgins Rd. Ste. 600

29 Ciorba Group, Inc. 5507 N Cumberland Ave. Ste. 402

30 Civiltech Engineering, Inc. 30 N La Salle St Ste. 2624

31 Clark Dietz, Inc. 118 S Clinton St Ste. 600

32 Clark Engineers, Inc. 303 E Wacker Dr. Ste. 2101

33 Collins Engineers, Inc. 123 N Wacker Dr. Ste. 300

34 Conservation Design Forum 375 W First St.

35 Cotter Consulting, Inc. 8150 S. Cass Ave.

36 Crawford, Murphy & Tilly, Inc. 70 W. Madison St. Ste. 460 37 CTE Consoer Townsend Envirodyne Engineers 303 E Wacker Dr. # 600 38 Daniel Loftus and Associates 4704 Main St.

39 Daniel P Coffey & Associates 233 S. Wacker Dr. Ste. 5750

40 David Mason & Associates, Ltd. 464 N. Milwaukee Ave.

41 DB Ste.rlin Consultants, Inc. 208 S. LaSalle St. # 1103

42 Delta Engineering, Inc. 111 W Jackson Blvd. Ste. 910

43 d'Escoto, Inc. One E. Erie St., Ste. 520

44 Design Consulting Engineers 4740 W. Peterson Ave.

45 DeSte.fano & Partners 445 E. Illinois, Ste. 250

46 DLK Decker Legge Kemp Architect 329 W. 18Th St. Ste. 900

47 DLZ Corporation 70 West Madison Ste. 1400

(11)

59 Everest Engineering Company 915 W. Liberty Dr.

60 Gandhi & Associates, Inc. 6035 N. Northwest Hwy., #306

61 Gannett Fleming, Inc. 222 South Riverside Plaza

62 GAS Graef, Anhalt, Schloemer & Associates 8501 W. Higgins Rd.

63 Globetrotters Engineering Corporation 300 S Wacker Dr. #200

64 Gonzalez Hasbrouck Architects 180 N. Wabash Ave.

65 GSG Consultants, Inc. 855 West Adams Ste. 200

66 Gustafson Guthrie Nichol Ltd. 1101 Alaskan Way Pier 55, Fl. 3 67 Hanson Professional Services, Inc. 1525 S. Sixth St.

68 Harbour Engineering, Inc. 215 W. Main St.

69 Hartshorne Plunkard, LTD 232 North Carpenter

70 Hayden Bulin Larson Design Group Ltd. 750 N. Franklin St., Ste. #205

71 HBM Engineering Group, LLC 4415 W. Harrison St., Ste.. 231

72 HDR Engineering, Inc. 8550 W Bryn Mawr Ave.

73 Hellmuth, Obata, Kassabaum, Inc. 60 E Van Buren St. 14th Fl. 74 Hitchcock Design Group 180 N Wacker Dr. Ste.. LL003

75 HNTB Corporation 111 North Canal Street

76 HOH Harry O. Hefter Associates, Inc 55 E. Jackson Ste.. 600 77 Homer L. Chastain & Associates, LLP 8609 W. Bryn Mawr Ste.. 204

78 HW Lochner 20 N Wacker Dr. Ste.. 1200

79HWR, Inc. 1410 Chicago Ave., #602

80 IG Consulting, Inc. 300 East Marquardt Drive

81Infrastructure Engineering, Inc. 33 W Monroe Ste.. 1540

82 Infrastructure Strategies, J.V. 29 S. LaSalle St. St.e 345 83 International Engineering Consultants, Inc. 4767 New Broad St.

84 Iteris, Inc. 335 S. Main St., Ste.. 10

85 Jackson Architects 651 W. Washington Ste.. 206

86 Jackson Mehdi, Inc. 407 South Dearborn St. #200

87 Jacobs Engineering Corp. 1 N. Franklin Ste. 500

88Jacobs/Ryan Associates 1527 N. Sandburg Terrace

89 JJR. LLC 35 E Wacker Dr #2200

90 Johnson & Lasky Architects 180 N Michigan Ave

91Kaltsouni Mehdi, Inc. 407 S. Dearborn St., Ste.. 200

92KAM Engineering, Inc. 707-A Davis Rd., Ste.. 205

93 KCS Corporation 1350 Remington Rd., Ste.. G

94 Kenny Construction Company 2215 Sanders Rd.

95 Kimley-Horn and Associates, Inc. 205 W. Wacker Dr. Ste.. 2125 96 KLOA Kenig, Lindgren, O'Hara, Aboona, Inc. 9575 W. Higgins Rd Ste. 400

97 Knight E/A, Inc 221 N LaSalle St. Ste.. 300

99 Kudrna & Associates, Ltd 400 S. Green St. Ste.. 304 100 Land Design Collaborative, Inc. 220 S. State St. Ste.. 310

(12)

112MWH Energy and Infrastructure 175 W. Jasckson Blvd 113 Nakawatase, Wyns & Associates, Inc. 205 w. Wacker Drive

114 National Engineering Technology Corporation (Delcan) 650 E Algonquin Road Suite 104

115 NIA Architects, Inc. 1130 S. Wabash Ave

116 Omega & Associates 4225 Naperville Rd # 340 117 OWP&P Architects, Inc. 111 West Washington, Suite 2100

118Parsons Brinkerhoff Quade and Douglas 230 W. Monroe

119 Parsons Transportation Group, Inc. 10 S. Riverside Plaza

120 Pasco, Inc. 216 S. Jefferson Street

121Patrick Engineering Inc. 55 E. Monroe Street.

122Peter Lindsay Schaudt Landscape Architecture 850 W. Jasckson Blvd

123 PG Engineering Associates, Inc. 4901 W Winona Ste. 2E 124 Primera Engineers & Architects 100S. Wacker Drive

125Rada Architects, Ltd. 233 N Michigan Suire 2320

126 Raymond Professional Group, Inc. 550 W. Van Buren St 127 Regina WebSte.r & Associates, Inc. 6160 N. Cicero Ave

128 Rheo Group, PC 8131 West Catherine Ave.

129 RJN Group, Inc. 200 W. Front Street

130 RM Chin & Associates 500 W. 18th Street

131Robert Gordon Associates 801 S. Plymouth Ct #1012

132 Robert H. Anderson & Associates, Inc. 220 W. River Drive

133 Ross Barney Architects 10 W Hubbard Street

134 Roula Associates Architects, CHTD. 400 N. State Street 135 Rubinos & Mesia Engineers, Inc. 200 S. Michigan

136 Seton Engineering 19 s. Bothwell Street

137 Shah Engineering, Inc. 1 IBM Plaza Ste. #3200

138 Shaw Environment & Infrastructure 444 N. Wells, Ste. 602

139Singh & Associates, Inc. 300 W. Adams, Ste. 322

140Site Design Group 888 S. Michigan Ste. 1100

141 Skidmore, Owings & Merrill, LLP (SOM) 224 S. Michigan, Ste. 1000

142 Sonoc Architects, Inc. 735 W. Division

143Soodan & Associates, Inc. 100 N. LaSalle, Ste. 1800

144Spaan Tech, Inc. 311 S. Wacker Dr., #2400

145 Stanley Consultants, Inc. 8501 W. Higgins, Ste. 730

146 STS Consultnats, Ltd. 111 W. Washington

147 STV Incorporated 200 West Monroe Street Ste. 1650

148 TAMS Consultants, Inc. 111 N. Canal, Ste. 305 149 Tania Consulting Services 232 W. Kathleen Dr.

150TECMA Associates, Inc. 5519 N. Cumberland, Ste. 101

151 Telvent Farradyne, Inc. 1390 Piccard Drive

152 Teng & Associates, Inc. 205 N. Michigan Ave.

(13)

164 URS Corporation d/b/a URS Corp. Americas 100 S. Wacker Drive Ste. 500 165 V3 Companies of Illinois, Ltd. 7325 Janes Avenue

166 WHKS & Co. 7018 Kingsmill Court

167 Wight & Company 2500 N. Frontage Road

168 Wilbur Smith Associates 801 Warrenville, Ste. 260 169 William Worn Architects 401 W. Superior, Ste.. 3-F 170 Wiss, Janney, Elstner Associates, Inc. 10 S. LaSalle St. Ste. 2600

(14)

Chicago IL 60610 312 642-2600 Chicago IL 60602-4075 312 578-1810 Chicago IL 60601 312 849-5610 Northbrook IL 60062 Chicago IL 60646-1119 773 763-6570 Chicago IL 60631-3473 708 667-5692 Chicago IL 60616-2109 312 567-1000 Chicago IL 60603-1643 312 578-0050 Matteson IL 60443-1359 708 720-0375 Chicago IL 60661-1155 312 876-9500 Chicago IL 60631 773 714-2840 Chicago IL 60601-6303 312 228-0100 Wilmette IL 60091 847 251-1949 Kansas City MO 64131-3451 816 363-0027 Chicago IL 60603 312 223-0920 Chicago IL 60607 312 922-9211 Chicago IL 60606-4424 312 346-5000 Chicago IL 60631-2812 773 693-3809 Chicago IL 60606-1387 312 372-2023 Des Plaines IL 60018-4920 847 823-0500 Chicago IL 60656 773 775-4809 Chicago IL 60602-3357 312 726-5910 Chicago IL 60661-5767 312 648-9900 Chicago IL 60601-5298 312 628-3886 Chicago IL 60606-1871 312 704-9300 Elmhurst IL 60126-2642 630 559-2000 Darien IL 60561 312 696-1200 Chicago IL 60602 312 357-2066 Chicago IL 60601 312 938-0300 Downers Grove IL 60515 630 434-8515 Chicago IL 60606 312 382-9898 Chicago IL 60654 312 884-5760 Chicago IL 60604 312 857-1006 Chicago IL 60604 312 377-7700 Chicago IL 60611 312 787-0707 Chicago IL 60646 773 283-8500 Chicago IL 60611 312 836-4321 Chicago IL 60616 312 322-0911 Chicago IL 60602 312 214-3161 Chicago IL 60601 312 321-6100

(15)

Wheaton IL 60187 630 462-9797 Chicago IL 60631 773 774-5910 Chicago IL 60606 312 454-9494 Chicago IL 60631 773 399-0170 Chicago IL 60606 312 922-6400 Chicago IL 60601 312 458-1200 Chicago IL 60607 312 733-6262 Seattle WA 98101 206 903-6802 Springfield IL 62703 217 788-2450 Plainfield IL 60544 312 565-5990 Chicago IL 60607 312 226-4488 Chicago IL 60610 312 943-3234 Hillside IL 60162 708 236-0900 Chicago IL 60631 773 380-7900 Chicago IL 60605 312 782-1000 Chicago IL 60601 312 634-2100 Chicago IL 60606 312 930-9119 Chicago IL 60604 312 424-3738 Chicago IL 60631 773 714-0050 Chicago IL 60606 312 372-7346 Evanstoon IL 60201 847 864-9366 Wheeling IL 60090 847 215-1133 Chicago IL 60603 312 425-9560 Chicago IL 60603 773 506-8498 Orlando FL 32814 407 245-7383 Bartlett IL 60103 630 926-1487 Chicago IL 60661 312 986-1010 Chicago IL 60605 312 987-9800 Chicago IL 60606 312 424-5407 Chicago IL 60610 312 664-3217 Chicago IL 60601 312 641-0510 Chicago IL 60601 312 357-1221 Chicago IL 60605 312 987-9800 Elgin IL 60123-1369 847 931-4211 Schaumburg IL 60173 847 490-8200 Northbrook IL 60062 847 541-8200 Chicago IL 60606 312 726-9445 Des Plaines IL 60018 847 518-9990 Chicago IL 60601-1211 312 577-3300 Chicago IL 60607 312 738-1522 Chicago IL 60604 312 385-9000 Chicago IL 60661 312 258-9595

(16)

Chicago IL 60604 312 831-3000 Chicago IL 60606-1200 312 444-9630 Schaumburg IL 60173 847 925-0120 Chicago IL 60605-2373 312 431--515 Lisle IL 60532-3660 630 904-8899 Chicago IL 60602-2714 312 332-9600 Chicago IL 60606-4781 312 782 8150 Chicago IL 60606-3724 312 930-5100 Chicago IL 60661-5751 312 441-9738 Chicago IL 60603-5797 312 201-7900 Chicago IL 60607-3048 312 492-6501 Chicago IL 60634 773 282-2051 Chicago IL 60606 312 606-0415 Chicago IL 60601-5701 312 856-1970 Chicago IL 60607 312 935-3200 Chicago IL 60646-4333 773 283-2600 Chicago IL 60656-1526 773 774-9489 Weaton Il IL 60187-5111 630 682-4700 Chicago IL 60616-1104 312 595-2000 Chicago I 60605 312 461-9130 St. Charles IL 60174-5535 630 584-3530 Chicago IL 60610 312 832-0600 Chicago IL 60654-5624 312 822-9921 Chicago IL 60604-2482 312 633-5879 Palatine IL 60067-7200 847 776-7200 Chicago IL 60611 312 836-9000 Chicago IL 60654 312 499-3500 Chicago IL 60606 312 629-0240 Chicago IL 60605-2163 312 427-7240 Chicago IL 60604 312 554-9090 Chicago IL 60610 312 266-5954 Chicago IL 60602-2403 312 553-0003 Chicago IL 60606 312 277-8800 Chicago Il 60631 773 693-9624 Chicago Il 60061 312 628-3886 Chicago IL 60606-5015 312 553-0661 Chicago IL 60606 312 902-7100 Parkridge IL 60068 847 691-6070 Chicago IL 60659 773 763-5555 Rockville MD 20850 301 354-1362 Chicago IL 60601-5924 312 616-0000 Chicago IL 60654 312 467-0123

(17)

Chicago IL 60606 312 939-1000 Woodridge IL 60517-2256 312 419-1985 Springfield IL 62711-7387 217 483-9457 Darien IL 60515-2992 630 969-7000 Lisle IL 60532 630 434-8111 Chicago IL 60610 312 642-5587 Chicago IL 60694 312 372-0555

References

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