| Business | Phone |
| Draftech Design Co 8050 Florence Ave # 206, Downey 90240 | (562) 928-5016 |
| Mca & Assoc 8041 Florence Ave, Downey 90240 | (562) 806-3502 |
| Vartanian & Assoc 8301 Florence Ave # 303, Downey 90240 | (562) 861-4441 |
| Dangla Cruz Construction & Dev Downey 90241 | (562) 923-3297 |
| R C Architectural Svc 7521 3rd St, Downey 90241 | (562) 928-1312 |
| Angel Gonzalez Drafting Svc 8615 Florence Ave # 203, Downey 90240 | (562) 923-2857 |
| G F Caldwell & Assoc 8615 Florence Ave # 103, Downey 90240 | (562) 861-6554 |
| Vazquez Designs 8050 Florence Ave, Downey 90240 | (562) 928-9175 |