| # | Firmenname | Rolle | Anzahl der Projekte |
|---|---|---|---|
| 1 | AGS Contract Glazing Ltd. | Fenster | 1 |
| 2 | Air Louvers, Inc. | Fenster | 0 |
| 3 | Alcoa Arquitectura S.L. | Fenster | 1 |
| 4 | Alexco | Fenster | 3 |
| 5 | Allan Windows West | Fenster | 8 |
| 6 | Allan Window Systems | Fenster | 23 |
| 7 | Allied Windows Ltd. | Fenster | 1 |
| 8 | Alumiprime Windows | Fenster | 11 |
| 9 | Amsterdam Windows Inc. | Fenster | 0 |
| 10 | Andersen Corporation | Fenster | 2 |
| 11 | AOCM Menuiserie | Fenster | 1 |
| 12 | Arcadia Architectural Products | Fenster | 9 |
| 13 | A/S Korsør Glasværk | Fenster | 1 |
| 14 | Beaufort Secure Design Ltd | Fenster | 0 |
| 15 | Betton and Evans | Fenster | 1 |
| 16 | BORTOLETTO Serramenti Srl | Fenster | 0 |
| 17 | BTX Window Automation | Fenster | 1 |
| 18 | Canadian Crittall Metal Windows Ltd. | Fenster | 2 |
| 19 | Carroll Glass & Maintenance | Fenster | 1 |
| 20 | C E Kempe and Co. | Fenster | 2 |
