| Business | Phone |
| Horizon Building Supplies Inc 11651 Vanowen St, North Hollywood 91605 | (818) 764-0400 |
| Horizon Home Improvements Inc 11651 Vanowen St, North Hollywood 91605 | (818) 982-9000 |
| Property Improvement Specs 10640 Burbank Blvd, North Hollywood 91601 | (818) 760-3033 |