| A & M Welding | 310-329-2700 | 16935 S Broadway St | Gardena | CA | 90248 |
| A Plus Steel Fabricators Inc | 310-634-9670 | 15351 Texaco Ave | Paramount | CA | 90723 |
| A-1 Metal Services Corp | 310-694-4736 | 1458 Manhattan Ave | Fullerton | CA | 92631 |
| A-1 Welding | 310-920-3863 | 10006 Artesia Blvd | Bellflower | CA | 90706 |
| Ace & Stewart Detailing Inc | 310-428-7521 | 4940 N Long Beach Blvd | Long Beach | CA | 90805 |
| Acme Metal & Steel Supply | 310-329-2263 | 14930 S San Pedro St | Gardena | CA | 90248 |
| Aggressive Erectors & Bridgemen | 310-320-7322 | 22118 S Vermont Ave | Torrance | CA | 90502 |
| Allsteel Fabricators | 310-927-7831 | 7816 S Ramish Ave | Bell Gardens | CA | 90201 |
| Angeles Steel Services | 310-692-0876 | 9747 Norwalk Blvd | Santa Fe Springs | CA | 90670 |
| Associated Technical Welders Inc | 310-639-6701 | 11625 Louise Ave | Lynwood | CA | 90262 |
| B W Structural | 310-437-8916 | 1550 Seabright Ave | Long Beach | CA | 90813 |
| Bay Steel Corp | 310-821-0597 | 4086 Lincoln Blvd | Marina Del Rey | CA | 90292 |
| Bekaert Corp | 310-692-0288 | 9310 Norwalk Blvd | Santa Fe Springs | CA | 90670 |
| Berea Hispanic Ministries | 310-402-8874 | 18411 Alburtis Ave | Artesia | CA | 90701 |
| Best Iron Co | 310-325-7542 | 1037 251st St | Harbor City | CA | 90710 |
| Best Way Steel Straightening | 310-835-6869 | 901 E E St | Wilmington | CA | 90744 |
| Bickerton Iron Works | 310-320-7720 | 22118 S Vermont Ave | Torrance | CA | 90502 |
| Calcon Co | 310-768-8094 | 19201 S Hamilton Ave | Gardena | CA | 90248 |
| Carolina Rolling Co Inc | 310-633-1044 | 9152 Sonrisa St | Bellflower | CA | 90706 |
| Cbi Nacon Inc | 310-322-2357 | 324 W El Segundo Blvd | El Segundo | CA | 90245 |
| Champion Technical Services | 310-673-7742 | 111 N La Brea Ave | Inglewood | CA | 90301 |
| Classic Storage | 310-539-0618 | 25445 Cypress St | Lomita | CA | 90717 |
| Continental Mfg | 310-324-6106 | 15310 S Avalon Blvd | Compton | CA | 90220 |
| D & D Detailing | 310-923-9772 | 12012 Paramount Blvd # Bl | Downey | CA | 90242 |
| D & J Iron Works | 310-532-2288 | 116 W 154th St | Gardena | CA | 90248 |
| D M E Inc | 310-921-0464 | 14001 Marquardt Ave | Santa Fe Springs | CA | 90670 |
| Dale Larrabee Inc | 310-921-2739 | 13922 Gracebee Ave | Norwalk | CA | 90650 |
| Don Noels Welding | 310-839-2111 | 8932 National Blvd | Los Angeles | CA | 90034 |
| Eagle Enterprise Metal Fabricator | 310-830-1144 | 220 Broad Ave | Wilmington | CA | 90744 |
| Ener-Tech Metals Inc | 310-630-6804 | 7815 Somerset Blvd | Paramount | CA | 90723 |
| Excel Bridge Manufacturing Co | 310-944-0701 | 12001 Shoemaker Ave | Santa Fe Springs | CA | 90670 |
| F B Fabricators Inc | 310-941-3233 | 10936 Shoemaker Ave | Santa Fe Springs | CA | 90670 |
| Fabcon | 310-432-1689 | 2055 W Gaylord St | Long Beach | CA | 90813 |
| Fernandez Letisia | 310-944-4003 | 11517 Obert Ave | Whittier | CA | 90604 |
| G K Steel Detailing | 310-921-0229 | 13425-1/2 Plumice St | Norwalk | CA | 90651 |
| Gary Steel Co | 310-549-3000 | 2400 E Dominguez St | Long Beach | CA | 90810 |
| Gladiator Steel | 310-945-0955 | 7314 Pierce Ave | Whittier | CA | 90602 |
| Greenstone Development | 310-944-0686 | 11400 Greenstone Ave | Santa Fe Springs | CA | 90670 |
| H & Y Rebar | 310-498-8474 | 3254 Cherry Ave | Long Beach | CA | 90807 |
| H B Engineering | 310-697-8155 | 2240 W Whittier Blvd | La Habra | CA | 90631 |
| Henry Industries | 310-633-7294 | 7330 Petterson Ln | Paramount | CA | 90723 |
| Hofs Rebar | 310-595-7444 | 3254 Cherry Ave | Long Beach | CA | 90807 |
| Inter City Steel Co Inc | 310-860-1319 | 18713 Corby Ave | Artesia | CA | 90701 |
| Iron & Steel Fab | 310-635-5552 | 2605 E 125th St | Compton | CA | 90222 |
| J J W Steel | 310-634-1457 | 2910 E 55th Way | Long Beach | CA | 90805 |
| J P Drafting | 310-697-0555 | 205 W La Habra Blvd | La Habra | CA | 90631 |
| J Van Metal Specialties Inc | 310-436-2201 | 2150 W 15th St | Long Beach | CA | 90813 |
| Jd Welding & Fabrication | 310-404-0050 | 14520 Carmenita Rd | Norwalk | CA | 90650 |
| Jorgenson Fabrication | 310-696-9224 | 8415 Allport Ave | Santa Fe Springs | CA | 90670 |
| Key Steel Products | 310-676-3228 | 12626 Chardron Ave | Hawthorne | CA | 90250 |
| Leonard R R Company | 310-941-2288 | 10902 Shoemaker Ave | Santa Fe Springs | CA | 90670 |
| Liskas Welding | 310-630-7278 | 7523 Adams St | Paramount | CA | 90723 |
| Long Beach Rebar | 310-595-8988 | 1457 E 27th St | Signal Hill | CA | 90806 |
| M & S Steel Fabracator And Sales | 310-768-3396 | 16932 S Broadway St | Gardena | CA | 90248 |
| Maya Steel Fabrication | 310-532-8830 | 301 E Compton Blvd | Gardena | CA | 90248 |
| Medical Mfg Co | 310-673-5071 | 815 W Hyde Park Blvd | Inglewood | CA | 90302 |
| Metal Supply Inc | 310-634-9940 | 11810 Center St | South Gate | CA | 90280 |
| Metalcraft Industries | 310-869-2518 | 11245 Garfield Ave | South Gate | CA | 90280 |
| Morgan Matals Inc | 310-905-7000 | 625 S Palm St | La Habra | CA | 90631 |
| Naka Drafting Corp | 310-464-2611 | 12401 Slauson Ave | Whittier | CA | 90606 |
| Natl Metal & Steel Corp | 310-549-6143 | 2061 E 220th St | Carson | CA | 90810 |
| Pacific Drafting Inc | 310-329-7761 | 940 E Dominguez St | Carson | CA | 90746 |
| Pacific Energy Systems | 310-945-6109 | 7336 Pierce Ave | Whittier | CA | 90602 |
| Pacific Energy Systems Fax | 310-945-0060 | 7336 Pierce Ave | Whittier | CA | 90602 |
| Park Steel Co Inc | 310-638-6101 | 515 E Pine St | Compton | CA | 90222 |
| Pauls Steel Construction | 310-862-9694 | 9733 Washburn Rd | Downey | CA | 90241 |
| Penn-Griff Steel Co | 310-944-6365 | 10134 Shoemaker Ave | Santa Fe Springs | CA | 90670 |
| Phillips Associates | 310-921-4112 | 13659 Rosecrans Ave | Santa Fe Springs | CA | 90670 |
| Pipe Works Fabrication | 310-432-6826 | 1471 Cota Ave | Long Beach | CA | 90813 |
| Plas-Tal Mfg Co | 310-945-0013 | 8815 Sorensen Ave | Santa Fe Springs | CA | 90670 |
| Process Fab Inc | 310-921-1979 | 15644 Clanton Cir | Santa Fe Springs | CA | 90670 |
| Progressive Frame & Fabricating Co | 310-806-0889 | 6260 Chalet Dr | Los Angeles | CA | 90040 |
| R & D Steel Inc | 310-631-6183 | 1136 S Santa Fe Ave | Compton | CA | 90221 |
| R A Campbell Inc | 310-595-1825 | 1234 E Burnett St | Signal Hill | CA | 90806 |
| Rices Towing Service | 310-436-1475 | 1023 Macdonough Ave | Wilmington | CA | 90744 |
| Rich Life | 310-693-6372 | 8131 Allport Ave | Santa Fe Springs | CA | 90670 |
| Richmar Custom Fabricating Inc | 310-634-4883 | 7301 Madison St | Paramount | CA | 90723 |
| Richwell Steel Co Inc | 310-324-4455 | 350 W 168th St | Gardena | CA | 90248 |
| Rtr Ironworks | 310-516-7296 | 1728 W 166th St | Gardena | CA | 90247 |
| Russell Mfg & Construction Inc | 310-432-0821 | 1400 W Cowles St | Long Beach | CA | 90813 |
| S & I Calif | 310-830-7094 | 2400 E Dominguez St | Long Beach | CA | 90810 |
| San Pedro Sheet Metal Works Inc | 310-833-1336 | 1205 N Gaffey St | San Pedro | CA | 90731 |
| South Bay Steel Fabricators Inc | 310-538-1724 | 1916 W Rosecrans Ave | Gardena | CA | 90249 |
| Southland Iron Works | 310-473-4349 | 2931 S Sepulveda Blvd # I | Los Angeles | CA | 90064 |
| Starlite Welding Inc Fabricators | 310-944-9768 | 10819 Koontz Ave | Santa Fe Springs | CA | 90670 |
| Steel Cadd Detailing | 310-907-9171 | 6737 Bright Ave | Whittier | CA | 90601 |
| Steel Exchange Inc | 310-925-6651 | 15220 Lakewood Blvd | Bellflower | CA | 90706 |
| Summerhayes Detailing Co | 310-698-6852 | 1211 E Slauson Ave | Santa Fe Springs | CA | 90670 |
| Tabc Inc | 310-428-3604 | 6375 N Paramount Blvd | Long Beach | CA | 90805 |
| Tabc Inc Personnel Ofc | 310-984-3363 | 6375 N Paramount Blvd | Long Beach | CA | 90805 |
| Teters Construction | 310-861-1282 | 5550 Borwick Ave | South Gate | CA | 90280 |
| Tower Manufacturing Co | 310-775-6507 | 22426 Avalon Blvd | Carson | CA | 90745 |
| Tricraft Welding | 310-869-1068 | 11019 Garfield Pl | South Gate | CA | 90280 |
| U S Detailers Inc | 310-945-3847 | 13020 Bailey St | Whittier | CA | 90601 |
| United Steel Corp | 310-630-1107 | 12340 Center St | South Gate | CA | 90280 |
| Washington Ornamental Iron Works Inc | 310-327-8660 | 17926 S Broadway St | Gardena | CA | 90248 |
| Western Fabrications | 310-495-2569 | 2400 E Pacific Coast Hwy | Wilmington | CA | 90744 |
| Wickman Ted Steel | 310-697-2142 | 321 E 4th Ave | La Habra | CA | 90631 |
| Wildenberg Zev Fab | 310-696-2684 | 8216 Sorensen Ave | Santa Fe Springs | CA | 90670 |
| Young S Place | 310-402-5469 | 17100 S Nnorwlk Bl | Cerritos | CA | 90701 |