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Gensler, Stantec, Turner lead ‘green’ firms

Gensler, Stantec, Turner lead ‘green’ firms

The Top 10 AEC Firms in Green Buildings and LEED Accredited Staff.


By By BD+C Staff | July 20, 2012
The 180,000-sf LEED Gold Genzyme Corporation Biologics Support Center in Framing
The 180,000-sf LEED Gold Genzyme Corporation Biologics Support Center in Framingham, Mass. Fore Solutions, the green building co
This article first appeared in the July 2012 issue of BD+C.

With the green building movement now in its second decade, Giants 300 firms have made sustainability comparable to  breathing. They do it automatically.

New this year: charts showing the total number of green accredited staff—in addition to LEED APs and LEED Green Associates, the total includes Certified Energy Auditors and Managers, Certified Sustainable Building Advisors, Green Advantage Certified Professionals, Green Globes Assessors and Professionals, Green Roof Professionals, and High-Performance Building Design Professionals.

Note: An AEC professional who is, for example, both a LEED AP and a CEM would be counted in both categories.

Below, you’ll find rankings of green accredited professionals as a percentage of total employees in the firm. We did this to recognize smaller firms that have a high percentage of green-certified staff. +

TOP 10 GREEN BUILDING ARCHITECTURE FIRMS

Rank Company 2011 Green Revenue ($)
1 Gensler 392,000,000
2 Skidmore, Owings & Merrill 165,750,000
3 HOK 164,680,868
4 HDR Architecture 137,120,000
5 Perkins+Will 131,350,000
6 HKS 119,325,668
7 NBBJ 106,167,000
8 ZGF Architects 75,600,000
9 HNTB Architecture 62,139,956
10 RTKL Associates 60,000,000

 

TOP 10 GREEN BUILDING ENGINEERING FIRMS

Rank Company 2011 Green Revenue ($)
1 Stantec 189,400,000
2 URS Corp. 137,048,000
3 AECOM Technology  Corp. 118,000,000
4 Jacobs 102,496,836
5 Arup 60,960,000
6 KPFF Consulting Engineers 50,000,000
7 Burns & McDonnell 43,747,479
8 Syska Hennessy Group 43,150,000
9 WSP USA 34,500,000
10 Parsons Brinckerhoff 34,400,000

 

TOP 10 GREEN BUILDING CONSTRUCTION FIRMS

Rank Company 2011 Green Revenue ($)
1 Turner Corporation, The 4,540,280,000
2 URS Corp. 3,875,000,000
3 Clark Group 2,324,000,000
4 Balfour Beatty US 2,137,850,000
5 Gilbane Building Co. 2,085,018,000
6 Whiting-Turner Contracting Co., The 1,911,396,378
7 PCL Construction Enterprises 1,730,300,000
8 Hensel Phelps Construction 1,476,940,000
9 Holder Construction 1,061,000,000
10 Barton Malow Co. 1,005,440,388

TOP 10 GREEN ACCREDITED STAFF AT ARCHITECTURE FIRMS

Rank Company 2011 Green Accredited Staff
1 Gensler 1211
2 Perkins+Will 986
3 HOK 854
4 HDR Architecture 802
5 Cannon Design 397
6 SmithGroupJJR 367
7 HKS, Inc. 342
8 IBI Group 313
9 RTKL Associates 242
10 Skidmore, Owings & Merrill 235

 

TOP 10 GREEN ACCREDITED STAFF AT ENGINEERING FIRMS

Rank Company 2011 Green Accredited Staff
1 AECOM Technology Corp. 914
2 Stantec 664
3 Jacobs 559
4 URS Corp. 501
5 Burns & McDonnell 272
6 Arup 233
7 Parsons Brinckerhoff 223
8 WSP USA 200
9 Clark Nexsen 191
10 Dewberry 178

 

TOP 10 GREEN ACCREDITED STAFF AT CONSTRUCTION FIRMS

Rank Company 2011 Green Accredited Staff
1 Turner Corporation, The 1251
2 Jones Lang LaSalle 1250
3 Gilbane Building Co. 481
4 Balfour Beatty US 446
5 McCarthy Holdings 407
6 DPR Construction 399
7 JE Dunn Construction 390
8 Clark Group 355
9 PCL Construction Enterprises 336
10 Hensel Phelps Construction 325

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