| Business | Phone |
| Alfred L Bradley-Structures 3115 W Paso Robles Dr, Anaheim 92804 | (714) 828-5881 |
| Hoak & Shah Assoc Inc 3920 E Coronado St # 203, Anaheim 92807 | (714) 632-1865 |
| Pool Engineering Inc 1201 N Tustin Ave, Anaheim 92807 | (714) 630-6100 |
| Robinson-Thompson Assoc 3920 E Coronado St # 205, Anaheim 92807 | (714) 666-0820 |