| B. Thayer Associates |
New York, United States |
| B. Thayer Associates |
New York, United States |
| B.L. Harbert International, LLC |
Alabama, United States |
| Balance Hydrologics, Inc. |
California, United States |
| Baldwin & Shell Construction Company |
Arkansas, United States |
| Barge Waggoner Sumner & Cannon, inc. |
Tennessee, United States |
| Bartlett Cocke General Contractors |
Texas, United States |
| Barton Malow |
, |
| Barton Malow |
Tennessee, United States |
| Barton Malow Company |
Michigan, United States |
| Bayer Becker |
Kentucky, United States |
| BBG-BBGM |
New York, United States |
| BCA Architects |
California, United States |
| BCRA, Inc. |
Washington, United States |
| BDT Group |
New Jersey, United States |
| Beardsley Architects + Engineers |
New York, United States |
| Beardsley Design Associates |
New York, United States |
| Beaudin Ganze Consulting Engineers |
Colorado, United States |
| BEM Systems, Inc. |
New Jersey, United States |
| Benchmark Group |
, |
| Benesch |
Illinois, United States |
| Bennett & Pless Inc. |
Georgia, United States |
| Berger Partnership |
Washington, United States |
| BERGER/ABAM Engineers |
Washington, United States |
| Bernhard |
Louisiana, United States |
| Beyer Blinder Belle Architects & Planners LLP |
New York, United States |
| Beyer Blinder Belle, Architects and Planners, LLP |
New York, United States |
| BFW Engineering & Testing, Inc |
Kentucky, United States |
| BHC RHODES |
Kansas, United States |
| Birdsall Engineering, Inc. |
New Jersey, United States |
| Blach Construction |
California, United States |
| Black & Veatch |
Kansas, United States |
| Blinderman Construction Company |
Illinois, United States |
| BLT Architects |
Pennsylvania, United States |
| Bohler Engineering |
New Jersey, United States |
| Bohlin Cywinski Jackson |
Pennsylvania, United States |
| Bolton & Menk, Inc. |
Minnesota, United States |
| BonTerra Consulting |
California, United States |
| Boulder Associates Architects |
Colorado, United States |
| Bouten Construction Company |
Washington, United States |
| Bowie Gridley Architects |
Dist. Columbia, United States |
| Bowie Gridley Architects |
District Of Columbia, United States |
| Boyken International, Inc. |
Georgia, United States |
| Brailsford & Dunlavey |
Dist. Columbia, United States |
| Brasfield & Gorrie |
Georgia, United States |
| Brasfield & Gorrie, LLC |
Alabama, United States |
| Bridgers & Paxton Consulting Engineers, Inc. |
New Mexico, United States |
| Brightworks Sustainability |
Oregon, United States |
| Brinjac Engineering |
Pennsylvania, United States |
| Brown and Caldwell |
Washington, United States |
| BRPH Companies |
Florida, United States |
| Brycon Corporation |
New Mexico, United States |
| BSA LifeStructures |
Indiana, United States |
| BSA LifeStructures |
Indiana, United States |
| Buchart Horn, Inc. |
Pennsylvania, United States |
| Burgess & Niple |
Ohio, United States |
| Burgess & Niple, Inc. |
Ohio, United States |
