| Abeinsa SA |
99 |
| Acciona SA |
21 |
| Grupo ACS |
6 |
| Adolfson & Peterson Constr. |
188 |
| Aecon Group Inc. |
134 |
| Alberici Corp. |
149 |
| AMEC plc |
76 |
| Ames Construction Inc. |
218 |
| Ansaldo Energia |
152 |
| The Arab Contractors (O.A.O & Co.) |
125 |
| Arabian Construction Co. |
151 |
| Arabtec Construction LLC |
154 |
| Grupo COMSA |
113 |
| Astaldi SpA |
110 |
| Austin Industries |
116 |
| B |
| Balfour Beatty plc |
17 |
| Royal BAM Group nv |
22 |
| Barton Malow Co. |
133 |
| Bauer AG |
178 |
| BE&K Inc. |
118 |
| Bechtel |
11 |
| The Beck Group |
192 |
| Beijing Construction Eng’g Group Co. |
80 |
| Beijing Uni-Construction Group Co. Ltd. |
129 |
| William A. Berry & Son Inc. |
221 |
| BESIX SA |
85 |
| Bilfinger Berger AG |
19 |
| Black & Veatch |
97 |
| The Boldt Co. |
203 |
| BOUYGUES |
2 |
| Bovis Lend Lease |
27 |
| Brasfield & Gorrie LLC |
103 |
| C |
| C.M.C. di Ravenna |
175 |
| Construcoes e Comercio Camargo Correa |
101 |
| CB&I |
51 |
| CEGELEC |
45 |
| CH2M HILL |
136 |
| China Communications Construction Grp. |
8 |
| China Gezhouba Group Co. Ltd. |
94 |
| China International Water & electric Corp. (CWE) |
195 |
| China Metallurgical Group Corp. |
12 |
| China National Chemical Engineering Grp. Corp. |
68 |
| China National Machinery Industry Corp. |
92 |
| China Petroleum Engineering & Construction (Group) Corp. |
207 |
| China Petroleum Pipeline Bureau |
174 |
| China Railway Construction Corp. |
4 |
| China Railway Group Ltd. |
3 |
| China State Construction Engineering Corp. |
7 |
| Chiyoda Corp. |
41 |
| Choate Construction Co. |
198 |
| CITIC Construction |
163 |
| Clark Group |
54 |
| Clayco Inc. |
176 |
| Societa Italiana Per Condotte D’Acqua SpA |
161 |
| Consolidated Contractors Group |
39 |
| Constructoras ICA SA de CV |
122 |
| Grupo Isolux Corsan SA |
69 |
| CTCI Corp. |
143 |
| DEF |
| Daewoo E&C Co. Ltd. |
34 |
| Danieli Group |
91 |
| Daqing Oilfield Construction Co. |
126 |
| James G. Davis Construction Corp. |
183 |
| Day & Zimmermann |
162 |
| Devcon Construction Inc. |
190 |
| Dick Construction Co. |
210 |
| Dongfang Electric Corp. |
49 |
| Doosan Construction & Engineering Co. Ltd. |
114 |
| DPR Construction Inc. |
132 |
| L.F. Driscoll Co. |
189 |
| Duke Construction |
153 |
| JE Dunn Construction Group |
81 |
| EMJ Corp. |
164 |
| Enka Construction & Industry Co. Inc. |
90 |
| Fagen Inc. |
98 |
| FCC, Fomento de Constr. y Contratas SA |
9 |
| Ferrovial Agroman SA |
31 |
| The Flintco Cos. Inc. |
155 |
| Fluor Corp. |
18 |
| Foster Wheeler Ltd. |
64 |
| GHI |
| GAMA |
145 |
| Ghella SpA |
204 |
| Gilbane Building Co. |
73 |
| Graham Group Ltd. |
142 |
| Grandi Lavori Fincosit SpA |
206 |
| Granite Construction Inc. |
77 |
| Graycor |
212 |
| GS Engineering & Construction |
33 |
| Construtora Andrade Gutierrez SA |
147 |
| Hanjin Heavy Industries & Construction |
131 |
| Hanwha Engineering &Construction Corp. |
115 |
| Hardin Construction Co. LLC |
179 |
| David E. Harvey Builders Inc. |
199 |
| The Haskell Co. |
200 |
| Hathaway Dinwiddie Construction |
180 |
| Hazama Corp. |
100 |
| Hensel Phelps Construction Co. |
83 |
| Hindustan Construction Co. Ltd. |
191 |
| HITT Contracting Inc. |
171 |
| HOCHTIEF AG |
5 |
| Hoffman Corp. |
146 |
| Holder Construction Co. |
139 |
| Hunt Construction Group Inc. |
104 |
| Hunt Building Co. Ltd. |
208 |
| Hyundai Engineering &Construction Co. Ltd. |
35 |
| Iberdola Ingenieria y Construccion |
119 |
| IMPREGILO SpA |
61 |
| Industrial Development & renovation Org. of Iran |
224 |
| JKL |
| Jacobs |
47 |
| JGC Corp. |
58 |
| Joannou & Paraskevaides Group of Cos. |
111 |
| Kajima Corp. |
13 |
| KBR |
30 |
| Kharafi National |
194 |
| Kiewit Corp. |
37 |
| Kinden Corp. |
42 |
| Kitchell Corp. |
219 |
| The Kokosing Group |
193 |
| Kraus-Anderson Construction Co. |
181 |
| Kumho Industrial |
120 |
| The Lane Construction Corp. |
157 |
| Larsen & Toubro Ltd. |
40 |
| Layne Christensen Co. |
185 |
| The Layton Cos. |
196 |
| Leighton Holdings Ltd. |
25 |
| Lotte Engineering & construction Co. Ltd. |
59 |
| MNO |
| aeda Corp. |
60 |
| Maire Tecnimont |
79 |
| Manhattan Construction Co. |
140 |
| Matrix Service Co. |
217 |
| McCarthy Holdings Inc. |
74 |
| McConnell Dowell Corp. |
184 |
| McDermott International Inc. |
48 |
| James McHugh Construction Co. |
209 |
| The McShane Cos. |
223 |
| Mercury Engineering |
169 |
| Messer Construction |
214 |
| Michels Corp. |
172 |
| M.A. Mortenson Co. |
95 |
| Moss & Associates LLC |
216 |
| Mota-Engil |
127 |
| Nantong Construction Group Joint-Stock Co. Ltd. |
187 |
| National Petroleum Construction Co |
148 |
| Nishimatsu Construction Co. Ltd. |
57 |
| Jan De Nul Group |
84 |
| Nurol Construction and Trading Co. |
225 |
| Obayashi Corp. |
14 |
| OHL SA (Obrascon Huarte Lain SA) |
38 |
| Construtora Odebrecht |
44 |
| Okland Construction Co. Inc. |
205 |
| Opus Group |
109 |
| Orascom Construction Industries (OCI) |
159 |
| PQR |
| Panattoni Construction Inc. |
215 |
| Parsons |
138 |
| PCL Construction Enterprises |
43 |
| Penta-Ocean Construction Co. Ltd. |
75 |
| Pepper Construction Group |
137 |
| Perini Corp. |
46 |
| Petrofac Ltd. |
87 |
| E. Pihl & Son AS |
144 |
| Impressa Pizzarotti & C. SpA |
150 |
| Pomerleau |
201 |
| POSCO Engineering & Construction |
63 |
| Punji Lloyd Ltd. |
107 |
| Qingjian Group Corp. |
128 |
| Renaissance Construction |
165 |
| Robins & Morton |
168 |
| Ryan Cos. US Inc. |
156 |
| STUV |
| SACYR Vallehermoso |
28 |
| Saipem |
23 |
| Salini Costruttori SpA |
158 |
| Samsung C&T Corp. |
36 |
| Samsung Engineering Co. Ltd. |
88 |
| Shandong Electric Power Construction Corp. |
117 |
| Shanghai Construction (Group) General Co. |
29 |
| Shanghai Electric Group Co. Ltd. |
197 |
| Shanghai Urban Construction(Grp) Corp. |
78 |
| The Shaw Group Inc. |
82 |
| Shawmut Design and Construction |
177 |
| Shimizu Corp. |
20 |
| Sinohydro Corp. |
32 |
| Sinopec Engineering Inc. |
167 |
| John Sisk & Son Ltd. |
86 |
| SK Engineering & Construction |
53 |
| Skanska AB |
10 |
| Soares Da Costa - Grupo SGPS |
213 |
| Ssangyong Engineering & Construction Co. Ltd. |
135 |
| STRABAG SE |
15 |
| PJSC Stroytransgaz |
130 |
| Structure Tone |
65 |
| Suffolk Construction Co. Inc. |
141 |
| Sumitomo Mitsui Construction Co. Ltd. |
52 |
| Sundt Construction Inc. |
170 |
| Swinerton Inc. |
105 |
| Taikisha Ltd. |
121 |
| Taisei Corp. |
16 |
| Takenaka Corp. |
24 |
| Techint Group |
89 |
| TECHNIP |
26 |
| Tecnicas Reunidas |
70 |
| Tekfen Construction & Installation Co. |
186 |
| TIC Holdings Inc. |
96 |
| Toda Corp. |
50 |
| Todini Costruzioni SpA |
222 |
| Toyo Engineering Corp. |
67 |
| Turner Industries Group LLC |
124 |
| Tutor-Saliba Corp. |
112 |
| URS Corp. |
72 |
| ValleyCrest Cos. |
166 |
| VCC |
202 |
| Veidekke ASA |
71 |
| VINCI |
1 |
| WXYZ |
| Walbridge Aldinger |
160 |
| The Walsh Group Ltd. |
62 |
| Walton Construction Co. LLC |
211 |
| Webcor Builders |
102 |
| The Weitz Co. LLC |
123 |
| The Whiting-Turner contracting Co. |
56 |
| Willbros Group Inc. |
182 |
| The Howard S. Wright Cos. |
173 |
| Xinjiang Beixin Construction & Engineering (Group) Co. |
220 |
| The Yates Cos. Inc. |
106 |
| Zachry Group |
93 |
| Zhejiang Construction Investment Group Co. Ltd. |
66 |
| Zhongyuan Petroleum Exploration Bureau |
108 |
| Ed. Zublin AG |
55 |