| A & G Enterprises | 219-882-4410 | 1421 E Dunes Hwy | Gary | IN | 46402 |
| Abros Inc | 219-868-5100 | 800 S Broadway St | Butler | IN | 46721 |
| Almet Inc Steel Fabrcatrs | 219-493-1556 | 300 Hartzell Rd | New Haven | IN | 46774 |
| Amer Fabricators Inc | 219-397-7420 | 4500 Euclid Ave | East Chicago | IN | 46312 |
| Artisan Manufacturing Inc | 219-522-2608 | 57760 Holiday Pl | Elkhart | IN | 46517 |
| Atz Mechanical Inc Metal Fabricators | 219-391-0120 | 1050 E Chicago Ave | East Chicago | IN | 46312 |
| Avenue Industries Inc | 219-256-0542 | 926 E Mckinley Ave | Mishawaka | IN | 46545 |
| Berghoff Welding | 219-244-3474 | 505 W Business 30 | Columbia City | IN | 46725 |
| Bowen Products Inc | 219-633-4521 | 12400 Shively Rd | Bremen | IN | 46506 |
| Central States Fabricating Corp | 219-293-8691 | 57552 County Road 105 | Elkhart | IN | 46517 |
| Chrisman Engineering & Fabr Inc | 219-522-1168 | 1434 W Hively Ave | Elkhart | IN | 46517 |
| Cole Fabricating Inc | 219-879-4601 | 1100 W Barker Ave | Michigan City | IN | 46360 |
| Colonial Estates | 219-362-8236 | 1083 E State Road 2 | La Porte | IN | 46350 |
| Craftech Building Systems Inc | 219-773-4167 | 26331 US Highway 6 | Nappanee | IN | 46550 |
| Crown Metal Fabricators & Erectors | 219-769-6535 | 1031 E Summit St | Crown Point | IN | 46307 |
| Dairy Research Products | 219-238-4442 | 5345 County Road 68 | Spencerville | IN | 46788 |
| Danta Welding Inc | 219-369-1377 | 3202 E 400 S | La Porte | IN | 46350 |
| Details Limited | 219-264-0445 | 800 E Simonton St | Elkhart | IN | 46514 |
| Diversified Mobile Products | 219-293-9555 | 4240 Pine Creek Rd | Elkhart | IN | 46516 |
| Dyer Steel Castings Co | 219-865-2647 | 8219 Calumet Ave | Dyer | IN | 46311 |
| Eaton Corp Forge Division | 219-288-4446 | 2930 Foundation Dr | South Bend | IN | 46628 |
| Equipment Service | 219-546-5251 | 1511 US Highway 6 | Nappanee | IN | 46550 |
| Evans Metal Products Co Inc | 219-264-2166 | 53412 County Road 9 | Elkhart | IN | 46514 |
| Fabco | 219-785-4181 | 9811 W State Road 2 | La Porte | IN | 46350 |
| Fabex Inc | 219-293-0717 | 616 S 4th St | Elkhart | IN | 46516 |
| Fabricators Corporation | 219-949-1300 | 411 Blaine St | Gary | IN | 46406 |
| Fab-Weld Inc | 219-483-6417 | 4622 Industrial Rd | Fort Wayne | IN | 46825 |
| Fancil Robert Welding Service | 219-267-8627 | 721 S Buffalo St | Warsaw | IN | 46580 |
| Faulkner Fabrications Inc | 219-342-0022 | 1875 12th Rd | Bourbon | IN | 46504 |
| Ferguson Equipment Inc | 219-234-4303 | 25170 Edison Rd | South Bend | IN | 46628 |
| Foster Fabricating & Design | 219-623-3338 | 107 Webster | Monroeville | IN | 46773 |
| G & N Warehouse & Fabricating | 219-234-3717 | 209 College St | South Bend | IN | 46628 |
| Galfab Inc | 219-946-7767 | 610 W 11th St | Winamac | IN | 46996 |
| Gannon Metal Fabricators | 219-398-0299 | 418 E Chicago Ave | East Chicago | IN | 46312 |
| Girtz Industries Inc | 219-278-6321 | 5262 N East Shafer Dr | Monticello | IN | 47960 |
| Girtz Industries Inc | 219-278-7144 | 5262 N East Shafer Dr | Monticello | IN | 47960 |
| Girtz Industries Inc | 219-278-7147 | 5262 N East Shafer Dr | Monticello | IN | 47960 |
| Girtz Industries Inc | 219-278-7510 | 5262 N East Shafer Dr | Monticello | IN | 47960 |
| Globe Engineering Co Sprtng Gd | 219-288-7969 | 1408 Elwood Ave | South Bend | IN | 46628 |
| Hartogh Industries | 219-294-3313 | 2790 Bryant St | Elkhart | IN | 46516 |
| Heign Welding Shop Inc | 219-347-2354 | N Krueger | Kendallville | IN | 46755 |
| Helfin Sheet Metal Inc | 219-563-2417 | 1965 S Wabash St | Wabash | IN | 46992 |
| Helgeson Steel Inc | 219-293-5576 | 1130 Verdant Dr | Elkhart | IN | 46516 |
| Hensley Fabricating & Equipment Co Inc | 219-498-6514 | 17624 State Road 331 | Tippecanoe | IN | 46570 |
| Higbee Elmer Weldng | 219-495-2725 | 3300 Spring | Fremont | IN | 46737 |
| Hulse Enterprises Inc | 219-936-7211 | 15905 4b Rd | Plymouth | IN | 46563 |
| Illumi Cell Inc | 219-936-7730 | 15905 4b Rd | Plymouth | IN | 46563 |
| Index Supply Co | 219-362-2151 | 3133 N 150 E | La Porte | IN | 46350 |
| Industrial Metal Products Inc | 219-432-4411 | 1300 Leesburg Rd | Fort Wayne | IN | 46808 |
| Industrial Metal-Fab Inc | 219-288-8368 | 2806 W Sample St | South Bend | IN | 46619 |
| Inland Metal Fabricators In | 219-949-5511 | 7110 W 21st Ave | Gary | IN | 46406 |
| J & J Repair | 219-831-3075 | 68120 Cr 17 | New Paris | IN | 46553 |
| Jacobs Steel Service Inc | 219-294-2710 | 56959 Elk Park Dr | Elkhart | IN | 46516 |
| Jaxon Industries | 219-327-3439 | US 30 W | Columbia City | IN | 46725 |
| Jefferson Metal Fab | 219-533-8299 | 18690 County Road 20 | Goshen | IN | 46526 |
| Jet Fabricators Inc | 219-872-8611 | State Hwy 212 | Michigan City | IN | 46360 |
| Joseph And Assoc Inc | 219-255-5807 | 316 Stanley St | Mishawaka | IN | 46545 |
| Jupiter Aluminum Corp | 219-232-3685 | 3602 W Sample St | South Bend | IN | 46619 |
| K & G Mfg Co-Division Of Metal Spinner's Inc | 219-424-6270 | 2302 Pennsylvania St | Fort Wayne | IN | 46803 |
| Kampco Steel Products Inc | 219-294-5466 | 57533 County Road 3 | Elkhart | IN | 46517 |
| Kehr Midwest Iron Inc | 219-463-2104 | 203 E Factory St | Lagrange | IN | 46761 |
| Kiser Welding | 219-293-3766 | 728 Los Angeles Ave | Elkhart | IN | 46516 |
| La Porte Mobile & Modular Homes | 219-879-5154 | 501 E US Route 20 | Michigan City | IN | 46360 |
| La Porte Mobile And Modular Homes | 219-362-9641 | 1083 E State Road 2 | La Porte | IN | 46350 |
| Landmark Home & Land Co Inc | 219-874-4065 | 1902 Washington St | Michigan City | IN | 46360 |
| M & S Sheet Metal Co Inc | 219-356-0300 | 5 Commercial Rd | Huntington | IN | 46750 |
| M & S Steel | 219-637-5528 | 217 E Railroad St | Garrett | IN | 46738 |
| M & S Steel Corp | 219-357-5184 | 217 E Railroad St | Garrett | IN | 46738 |
| Mark Hon Industries Inc | 219-563-2161 | 200 Bond St | Wabash | IN | 46992 |
| Marker Detailing Services | 219-357-5606 | 2013 Maple Ln | Garrett | IN | 46738 |
| Markson Products | 219-267-1505 | 3824 S Industrial Dr | Warsaw | IN | 46580 |
| Mcbride & Son Welding & Engineering | 219-724-3534 | 409 Bellmont Rd | Decatur | IN | 46733 |
| Meyer Stamping & Mfg Inc | 219-489-4506 | 4323 Merchant Rd | Fort Wayne | IN | 46818 |
| Michiana Fabricating | 219-288-5376 | 133-1/2 N Kaley | South Bend | IN | 46601 |
| Michigan City Detailers | 219-887-1555 | 6481 Taft St | Gary | IN | 46410 |
| Midwest General Metals Corp | 219-878-0022 | 107 Freyer Rd | Michigan City | IN | 46360 |
| Midwest Metal Fab | 219-282-2976 | 1830 S Olive St | South Bend | IN | 46613 |
| Minnotte Crown Point Corp | 219-663-4873 | 1301 N Indiana Ave | Crown Point | IN | 46307 |
| Miscellaneous Metals Corp | 219-422-6433 | 1729 Edsall Ave | Fort Wayne | IN | 46803 |
| Morse Metal Fab | 219-273-6958 | 51111 Bittersweet Rd | Granger | IN | 46530 |
| Mory J O Inc Avilla Ofc | 219-637-3836 | 201 Progress Way | Avilla | IN | 46748 |
| Munster Erectors Inc | 219-924-5198 | 9505 Calumet Ave | Munster | IN | 46321 |
| Nelson Machining & Fabricating | 219-672-3700 | 314 N Main | Roanoke | IN | 46783 |
| Newell John Inc | 219-769-1896 | 7851 Taft St | Merrillville | IN | 46410 |
| Northeast Welding Co | 219-485-8011 | 6428 Saint Joe Center Rd | Fort Wayne | IN | 46835 |
| Northfield Mfg Inc | 219-293-1781 | 1600 Okema St | Elkhart | IN | 46516 |
| Nu-Tec | 219-457-2860 | 1007 W Brooklyn St | Syracuse | IN | 46567 |
| Oktoberfest | 219-879-0006 | 100 Washington St | Michigan City | IN | 46360 |
| Ottenweller Co Inc Steel Fabrctrs | 219-484-3166 | 3011 Congressional Pky | Fort Wayne | IN | 46808 |
| Phoenix Industries | 219-436-1185 | 2511 Taylor St | Fort Wayne | IN | 46802 |
| Precision Fabrication Inc | 219-422-4448 | 710 Hanover St | Fort Wayne | IN | 46803 |
| Profab Weldng | 219-665-8889 | 1500 Wohlert St | Angola | IN | 46703 |
| Professional Kitchens Mfg | 219-262-2690 | 28359 Glenview Dr | Elkhart | IN | 46514 |
| R & R Inc | 219-325-9222 | 1540 Lake | La Porte | IN | 46350 |
| Ramsay Drafting | 219-294-5135 | 1035 E Jackson Blvd | Elkhart | IN | 46516 |
| Ramseys Sheet Metal | 219-362-2452 | 708 Ridgeway St | La Porte | IN | 46350 |
| Refax Inc | 219-977-0414 | 6200 Industrial Hwy | Gary | IN | 46406 |
| Republic Assocs | 219-322-7266 | 628 Gatlin Rd | Schererville | IN | 46375 |
| Rite Way Steel Inc | 219-262-3465 | 25687 Woodlawn Ave | Elkhart | IN | 46514 |
| Ronard Industries | 219-874-4801 | 1005 E Michigan Blvd | Michigan City | IN | 46360 |
| Sager Metal Strip Co | 219-874-3609 | 100 Boone Dr | Michigan City | IN | 46360 |
| Saliwanchiks Welding Service | 219-362-9009 | 3707 N US Highway 35 | La Porte | IN | 46350 |
| Schererville Steel Corp | 219-836-1700 | 1050 Kennedy Ave | Schererville | IN | 46375 |
| Schwarz Welding & Fabricating Inc | 219-663-0098 | 528 Sheridan St | Crown Point | IN | 46307 |
| Service Steel Framing Inc | 219-868-5853 | 206 Depot St | Butler | IN | 46721 |
| Sharp Steel Service | 219-293-4540 | 57642 County Road 3 | Elkhart | IN | 46517 |
| Shop & Steel | 219-294-2431 | 1317 W Indiana Ave | Elkhart | IN | 46516 |
| Simkos Industrial Fabricat | 219-933-9100 | 4545 Ash St | Hammond | IN | 46327 |
| Sippel Equipment Corp | 219-232-6986 | 2006 Miami St | South Bend | IN | 46613 |
| S-J Industries Inc | 219-257-0060 | 4014 Fir Rd | Mishawaka | IN | 46545 |
| Spreuer & Son Inc | 219-463-3513 | 115-119 E Spring | Lagrange | IN | 46761 |
| St Joseph Valley Structural Steel | 219-674-5471 | 1203 Kent St | Elkhart | IN | 46514 |
| St Joseph Valley Structural Steel Co | 219-264-3151 | 1203 Kent St | Elkhart | IN | 46514 |
| Steel Dynamics | 219-868-8000 | 4500 County Road 59 | Butler | IN | 46721 |
| Steel Tank & Fabricating Corp | 219-248-8971 | 365 S James St | Columbia City | IN | 46725 |
| Steen Machinery Service | 219-933-4562 | 4527 Columbia Ave | Hammond | IN | 46327 |
| Steuben County Welding & Fabricating Inc | 219-495-9943 | 3052 N State Road 827 | Fremont | IN | 46737 |
| Stoutco Inc | 219-848-4411 | 1 Stoutco Dr | Bristol | IN | 46507 |
| Suburban Homes | 219-522-1042 | 2618 Bypass Rd | Elkhart | IN | 46514 |
| Summit Manufacturing Corp | 219-447-8335 | 4325 Meyer Rd | Fort Wayne | IN | 46806 |
| Swager Communications Ofc | 219-495-5165 | 3655 E 550 N Fremont | Fremont | IN | 46737 |
| Swager Communications Sales | 219-495-2515 | 3655 E 550 N Fremont | Fremont | IN | 46737 |
| Taylith Inc | 219-981-2616 | 3754 Tennessee St | Gary | IN | 46409 |
| Tobias Manufacturing | 219-424-6100 | 2701 S Coliseum | Fort Wayne | IN | 46897 |
| Trans-Flo Corp | 219-447-7467 | 3807 Meyer Rd | Fort Wayne | IN | 46806 |
| Tri State Steel & Fabricating Co Inc | 219-828-4011 | Main | Tefft | IN | 46380 |
| Trinity Industries | 219-864-1070 | 1900 Lake St | Dyer | IN | 46311 |
| Tri-State Industries Inc | 219-392-3520 | 5137 Indianapolis Blvd | East Chicago | IN | 46312 |
| Tru-Form Metal Products Inc | 219-277-6070 | 12871 Industrial Park Dr | Granger | IN | 46637 |
| Valmont Industries Inc | 219-674-0798 | 57843 Charlotte Ave | Elkhart | IN | 46517 |
| Valmont Industries Inc | 219-295-6942 | 57843 Charlotte Ave | Elkhart | IN | 46517 |
| Varied Products Of Indiana Inc | 219-763-2526 | 2180 N State Road 149 | Chesterton | IN | 46304 |
| Venture Welding Steel Division | 219-295-3981 | 2009 Middlebury St | Elkhart | IN | 46516 |
| Vertical Real Estate | 219-482-5454 | 2602 Cass | Fort Wayne | IN | 46800 |
| Vulcraft Div Of Nucor Corp | 219-337-5411 | 6610 County Road 60 | Saint Joe | IN | 46785 |
| Waka Mfg Inc | 219-258-0019 | 945 E 5th St | Mishawaka | IN | 46544 |
| Warsaw Production Welding | 219-269-2140 | 2440 E Jefferson St | Warsaw | IN | 46580 |
| Waukegan Steel Sales Inc | 219-933-1430 | 1745 165th St | Hammond | IN | 46320 |
| Wausau Homes | 219-726-3731 | 130b W Votaw St | Portland | IN | 47371 |
| Wayne Steel Supply Inc | 219-637-6869 | 16335 Lima Rd | Huntertown | IN | 46748 |
| Wayne Steel Supply Inc | 219-489-6249 | 7707 Freedom Way | Fort Wayne | IN | 46818 |
| Wayne Steel Supply Inc | 219-489-6391 | 7707 Freedom Way | Fort Wayne | IN | 46818 |
| Wegener Steel & Fabricating | 219-462-3911 | 906 Evans Ave | Valparaiso | IN | 46383 |
| Welded Products Div Van Co | 219-255-9689 | 1030 N Merrifield Ave | Mishawaka | IN | 46545 |
| Welding Service Inc | 219-563-2363 | 150 Smith St | Wabash | IN | 46992 |
| Wheeling Corrugating Co | 219-883-6940 | 2nd & Mississippi | Gary | IN | 46400 |
| Williams Portable Welding | 219-744-1849 | 4318 Beaver Av | Fort Wayne | IN | 46807 |
| Wilson Iron Works Inc | 219-769-8686 | 1150 E Summit St | Crown Point | IN | 46307 |
| Wilson Iron Works Inc Fax | 219-663-7938 | 1150 E Summit St | Crown Point | IN | 46307 |
| X-Cel Steel Fabricating Inc | 219-256-0600 | 1802 W 6th St | Mishawaka | IN | 46544 |
