| Business | Phone |
| Electro Tech Coating 836 Rancheros Dr # A, San Marcos 92069 | (760) 746-0292 |
| Small Parts Powder Coating 245 S Bent Ave # A4, San Marcos 92078 | (760) 744-0757 |
| North County Powder Coating 2746 S Santa Fe Ave, San Marcos 92069 | (760) 727-4121 |