Salas O’Brien is an employee-owned firm providing building and facility solutions to clients across the United States. Our team of engaged experts focuses on achieving high quality, great relationships, and a sustainable future.
We help clients in a variety of industries by providing mechanical and electrical engineering as well as consulting for district utilities, site planning, technology, fire protection, industrial process engineering, architecture, and more. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types.
Mechanical, Electrical & Plumbing
Membership Level
Silver
Member Since
2018
Member Offices
Chicago
Rank |
Name |
Status
Completed Architecturally Topped Out Structurally Topped Out Under Construction On Hold Proposed Vision Never Completed Demolished Competition Entry Canceled Proposed Renovation Under Renovation Renovated Under Demolition |
Completion |
Height |
---|---|---|---|---|
1 |
2009 |
423.2 m / 1,389 ft |
||
2 |
2011 |
300 m / 984 ft |
||
3 |
2022 |
295.8 m / 971 ft |
||
4 |
2011 |
281.5 m / 924 ft |
||
5 |
2011 |
265 m / 869 ft |
||
6 |
2018 |
255.2 m / 837 ft |
||
7 |
2010 |
249.3 m / 818 ft |
||
8 |
2009 |
239.1 m / 785 ft |
||
9 |
2001 |
196.3 m / 644 ft |
||
10 |
2003 |
185.9 m / 610 ft |
Rank |
Name |
City |
Completion |
Height |
---|---|---|---|---|
1 |
2009 |
423 m / 1,389 ft |
||
2 |
2011 |
300 m / 984 ft |
||
3 |
2022 |
296 m / 971 ft |
||
4 |
2011 |
282 m / 924 ft |
||
5 |
2011 |
265 m / 869 ft |
||
6 |
2018 |
255 m / 837 ft |
||
7 |
2010 |
249 m / 818 ft |
||
8 |
2009 |
239 m / 785 ft |
||
9 |
2001 |
196 m / 644 ft |
||
10 |
2003 |
186 m / 610 ft |
||
11 |
2009 |
180 m / 589 ft |
||
12 |
2013 |
178 m / 583 ft |
||
13 |
2021 |
175 m / 574 ft |
||
14 |
2021 |
171 m / 562 ft |
||
15 |
2007 |
157 m / 514 ft |
||
16 |
2018 |
151 m / 495 ft |
||
17 |
2012 |
151 m / 495 ft |
||
18 |
2018 |
150 m / 491 ft |
||
19 |
Roosevelt University Academic, Student Life Residence Center |
2012 |
143 m / 469 ft |
|
20 |
2006 |
129 m / 425 ft |
||
21 |
2003 |
128 m / 421 ft |
||
22 |
2021 |
123 m / 403 ft |
||
23 |
2008 |
118 m / 387 ft |
||
24 |
2005 |
116 m / 380 ft |
||
25 |
2015 |
112 m / 369 ft |
||
26 |
2016 |
103 m / 338 ft |
||
27 |
2018 |
98 m / 321 ft |
||
28 |
2010 |
94 m / 308 ft |
||
29 |
2018 |
89 m / 293 ft |
||
30 |
2018 |
87 m / 286 ft |
||
31 |
2015 |
77 m / 254 ft |
||
32 |
2018 |
67 m / 221 ft |
||
33 |
2004 |
66 m / 215 ft |
||
34 |
2017 |
65 m / 213 ft |
||
35 |
2015 |
61 m / 201 ft |
||
36 |
2012 |
60 m / 198 ft |
||
37 |
2020 |
59 m / 193 ft |
||
38 |
2020 |
57 m / 186 ft |
||
39 |
2014 |
56 m / 182 ft |
||
40 |
2016 |
52 m / 172 ft |
||
41 |
2014 |
47 m / 156 ft |
13 October 2016
The Council is pleased to announce the Top Company Rankings for numerous disciplines as derived from the list of projects appearing in 100 of the World’s Tallest Buildings.
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