| # | Company name | Role | # of projects |
|---|---|---|---|
| 61 | Bassett Consulting Engineers | Structural engineering | 3 |
| 62 | Bath Engineering | Structural engineering | 8 |
| 63 | Batiserf Ingénierie | Structural engineering | 4 |
| 64 | Battle McCarthy Ltd. | Structural engineering | 7 |
| 65 | Bauart Konstruktions GmbH & Co. KG | Structural engineering | 3 |
| 66 | Baucom Engineering | Structural engineering | 1 |
| 67 | Baucom Engineering Co., Inc. | Structural engineering | 1 |
| 68 | Bauplanungskontor 35 | Structural engineering | 1 |
| 69 | BBFM Engineers, Inc. | Structural engineering | 3 |
| 70 | BBM Structural Engineers | Structural engineering | 0 |
| 71 | Bca Structural Engineers | Structural engineering | 0 |
| 72 | bdi Structural Solutions | Structural engineering | 0 |
| 73 | BE Turra | Structural engineering | 14 |
| 74 | Beall & LeMay | Structural engineering | 2 |
| 75 | Bean & Hill, Inc. | Structural engineering | 1 |
| 76 | Beard Engrs Inc | Structural engineering | 1 |
| 77 | Beaudette Consulting Engineers, Inc. | Structural engineering | 4 |
| 78 | Beaulieu Ingénierie | Structural engineering | 1 |
| 79 | Beaumont Engineering Company | Structural engineering | 1 |
| 80 | Bécébat | Structural engineering | 1 |