| # | Firmenname | Rolle | Anzahl der Projekte |
|---|---|---|---|
| 1 | A2z Construction | Zementlieferant | 0 |
| 2 | AA Boos & Sons | Zementlieferant | 0 |
| 3 | Aalborg Portland A/S | Zementlieferant | 0 |
| 4 | A.A. Pittman & Sons Concrete | Zementlieferant | 5 |
| 5 | Abbey Paving Co Inc | Zementlieferant | 1 |
| 6 | Abc Contractors | Zementlieferant | 1 |
| 7 | Abetong AB | Zementlieferant | 1 |
| 8 | AB Färdig Betong | Zementlieferant | 3 |
| 9 | Accent Construction Company | Zementlieferant | 0 |
| 10 | Accord Industries | Zementlieferant | 1 |
| 11 | Accurate Concrete Cutting Inc. | Zementlieferant | 1 |
| 12 | Acme Construction | Zementlieferant | 0 |
| 13 | Acme Constructors | Zementlieferant | 1 |
| 14 | A.c Miller Concrete | Zementlieferant | 1 |
| 15 | Active Concrete | Zementlieferant | 1 |
| 16 | Addison-harrington Inc | Zementlieferant | 2 |
| 17 | Adjustable Forms/gateway/perini (jt Venture | Zementlieferant | 0 |
| 18 | Advance Ready Mix Concrete | Zementlieferant | 2 |
| 19 | A E Berg Company Inc | Zementlieferant | 1 |
| 20 | Aero Contracting | Zementlieferant | 1 |
