| Business | Phone |
| Airwall Services 310 W Rhapsody, San Antonio 78216 | (210) 979-8640 |
| Ed Flume Building Specialties 708 W Summit Ave, San Antonio 78212 | (210) 732-6139 |
| Mission City Specialty Co Po Box 15305, San Antonio 78212 | (210) 494-5513 |
| Dea Specialties Co Ltd 5151 Castroville Rd, San Antonio 78227 | (210) 523-1073 |
| Klinger Specialties Direct 12000 Crownpoint Dr 100, San Antonio 78233 | (210) 654-9100 |