| Business | Phone |
| Muller Commercial Masonry Inc 11666 Pendleton St, Sun Valley 91352 | (818) 767-7009 |
| Cornerstone Masonry 11070 Fleetwood St, Sun Valley 91352 | (818) 767-3300 |
| Paramount Precast Inc 8438 San Fernando Rd, Sun Valley 91352 | (818) 252-4644 |
| Sheldon Masonry Coping & Tile 11841 Sheldon St, Sun Valley 91352 | (818) 767-6509 |