| Business | Phone |
| B & Z Construction 9144 Telegraph Rd, Downey 90240 | (562) 861-0865 |
| Glen Construction Po Box 996, Downey 90241 | (562) 923-3406 |
| Shawnan 12240 Woodruff Ave, Downey 90241 | (562) 803-9977 |
| Steel Builders 9733 Washburn Rd, Downey 90241 | (562) 923-8500 |
| Steel Builders 9741 Washburn Rd, Downey 90241 | (562) 923-8500 |
| West Coast United 9849 Everest St, Downey 90242 | (562) 803-6619 |
| Beyrooty's 8442 7th St, Downey 90241 | (562) 923-3025 |
| Blu-I Construction 9102 Firestone Blvd, Downey 90241 | (562) 861-7753 |
| California Home Improvement 9102 Firestone Blvd, Downey 90241 | (562) 622-9646 |
| Custom Builders Avf Design Downey 90241 | (562) 760-6777 |
| D & H Construction Inc 8201 4th St # J, Downey 90241 | (562) 923-7251 |
| Diaz Contractors 11948 Regentview Ave, Downey 90241 | (562) 861-3646 |
| George Diamonte Construction Downey 90241 | (562) 862-9558 |
| Krete & Assoc Downey 90241 | (562) 923-2324 |
| L & L Construction 11050 Rio Hondo Dr, Downey 90241 | (562) 927-8988 |
| Lombardo Construction 7955 3rd St, Downey 90241 | (562) 923-0827 |
| Murgia's Construction 11408 Pomering Rd, Downey 90241 | (562) 928-2382 |
| Print City Usa 12405 Woodruff Ave # 1, Downey 90241 | (562) 929-6000 |
| R J Builders 9102 Firestone Blvd # M, Downey 90241 | (562) 923-2946 |
| Rwm Home Improvements 10944 Rio Hondo Dr, Downey 90241 | (562) 928-0752 |
| Schafer Development Group 11420 Brookshire Ave, Downey 90241 | (562) 861-8216 |
| Sunrise Construction Downey 90241 | (562) 923-1124 |
| Varadero Construction 7949 Cleta St, Downey 90241 | (323) 569-8292 |
| All Phases Construction 8066 Telegraph Rd, Downey 90240 | (562) 928-6618 |
| California Capital Dev Downey 90240 | (562) 806-9090 |
| Frasca Construction 7857 Florence Ave # 204, Downey 90240 | (562) 927-4664 |
| H H & H Corp 8615 Florence Ave, Downey 90240 | (562) 776-8449 |
| J Berry Co 9223 Lakewood Blvd, Downey 90240 | (562) 988-2832 |
| J W Construction 12320 Blodgett Ave, Downey 90242 | (562) 862-5069 |
| Lehman Construction Co 8615 Florence Ave # 217, Downey 90240 | (562) 869-2441 |
| Manny Calaguas Contractors 9900 Lakewood Blvd, Downey 90240 | (562) 861-3254 |
| Mayans Construction Inc 8615 Florence Ave, Downey 90240 | (562) 923-4813 |
| V R & R Construction 9371 Florence Ave, Downey 90240 | (562) 862-7977 |