| Business | Phone |
| Overhead Door Corp 533 Riverside Industrial Pkwy, Portland 4103 | (207) 797-6734 |
| Brockway-Smith Co 203 Read St, Portland 4103 | (207) 774-6201 |
| Standard Door Of Portland 10 Thompsons Pt, Portland 4102 | (207) 828-0008 |
| Down East Doors Inc 55 Hawthorne St, Portland 4103 | (207) 871-0233 |