| Business | Phone |
| American Shutter Co 16813 S Broadway St, Gardena 90248 | (310) 352-4817 |
| Ohline Corp 1930 W 139th St, Gardena 90249 | (310) 327-4630 |
| A The Shutter Doctor Gardena 90248 | (310) 515-3796 |
| American Shutter Co 16813 S Broadway St, Gardena 90248 | (323) 759-1153 |