| # | Company name | Role | # of Projects |
|---|---|---|---|
| 1 | Ace Glass Co., Inc. | window installation | 1 |
| 2 | Acorn Products (Canada) Ltd. | window installation | 1 |
| 3 | Alaska Glazing Inc. | window installation | 1 |
| 4 | All Metro Glass | window installation | 1 |
| 5 | ALT Cladding and Design Hong Kong Limited | window installation | 5 |
| 6 | ALT Cladding and Design (Taiwan) | window installation | 0 |
| 7 | Alumil Deutschland GmbH | window installation | 0 |
| 8 | Alumil S.A | window installation | 0 |
| 9 | Aluvisa | window installation | 0 |
| 10 | Anderson Aluminum Corporation | window installation | 3 |
| 11 | Anker Nielsen | window installation | 1 |
| 12 | ARO Windows&Door | window installation | 0 |
| 13 | Arrowall Co. | window installation | 10 |
| 14 | Arrowall Co. | window installation | 2 |
| 15 | Arsenal-A | window installation | 1 |
| 16 | Arvio Sodas UAB | window installation | 2 |
| 17 | BFK | window installation | 13 |
| 18 | BFK, OOO | window installation | 3 |
| 19 | Blakely Corporation | window installation | 1 |
| 20 | Builders Architectural Products, Inc. | window installation | 90 |