| Industry Name | Location(s) | Issue # | Page |
| 3-M Company | Little Rock, AK | 1 | 1 |
| ABB Traction | Elmira Heights, NY | 3 | 4 |
| ABC Naco | Calera, AL | 5 | 8 |
| Abex | all | 2 | 1 |
| Acme Construction | Solon, OH | 1 | 2 |
| Acme Mining | Olive Hill, KY | 4 | 6 |
| Air Reduction Co | all | 17 | 2 |
| Allegheny Ludlum Steel | all | 10 | 6 |
| Andersons Elevator | all | 12 | 6 |
| Appalachian Coal Mines | part 1 | 9 | 8 |
| Aristech Chemicals | Clairton, PA | 18 | 5 |
| Arizona Public Service | Joseph City, AZ | 5 | 8 |
| Arkansas Eastman | Batesville, AR | 7 | 2 |
| Associated Metals | Benicia, CA | 11 | 7 |
| Atkinson Ostrander | Pierre, SD | 6 | 3 |
| Atlantic Wood Indust | all | 13 | 2 |
| Atlas Steel | Welland, ON | 3 | 9 |
| Ayshire Collieries | Farmersburg, IN | 8 | 4 |
| Babcock & Wilcox | all | 4 | 1 |
| Badger Mining | Taylor, WI | 1 | 2 |
| (J.E.) Baker & Sons | all | 2 | 5 |
| B.F. Goodrich | all | 17 | 7 |
| Ballard & Lipscomb | Bluefield, WV | 3 | 2 |
| Bandas Industries | Nolanville, TX | 3 | 5 |
| Barilla | Ames, IA | 6 | 1 |
| Barnes & Tucker Coal | Stiles & Tanoma,PA | 5 | 5 |
| Beaver Brook Coal | Beaver Brook, PA | 8 | 3 |
| Beaver Wrecking Co | Beaver Dam, WI | 8 | 3 |
| Becker Sand & Gravel | all | 14 | 8 |
| Belcher Refining | Chickasaw, AL | 7 | 5 |
| Berthold Farmers Elevator | Berthold, Carpio, ND | 8 | 9 |
| Bestwall Gypsum | all | 15 | 6 |
| Bethlehem Steel | Bethlehem, PA | 10 | 1 |
| Bethlehem Steel | Burns Harbor, IN | 11 | 1 |
| Bethlehem Steel | Cornwall & Johnstown, PA | 12 | 1 |
| Bethlehem Steel | Lackawanna, NY | 13 | 1 |
| Bethlehem Steel | Lebanon & Coatsville, PA | 14 | 1 |
| Bethlehem Steel | Sparrows Point, MD | 15 | 1 |
| Bethlehem Steel Mines | Annville, PA - Charleston, WV | 16 | 1 |
| Bethlehem Steel Mines | Cokeburg, PA - Idamay, WV | 17 | 1 |
| Bethlehem Steel Mines | Kayford, WV - Naginey, PA | 18 | 1 |
| Beyers Barge | Houston, TX | 16 | 2 |
| Bigelow Sanford Carpet | Amsterdam, NY | 7 | 9 |
| Birdsboro Steel | Birdsboro, PA | 8 | 2 |
| Birmingham Slag | all | 7 | 1 |
| Birmingham Southeast Steel | all | 13 | 2 |
| Black River Services | Watertown, NY | 15 | 4 |
| Blue Diamond Mining | Letherwood, KY | 10 | 7 |
| Blue Earth Farmers Elevator | Blue Earth, MN | 9 | 1 |
| Blue Valley Co-op | Tamona, NE | 6 | 10 |
| Blue Valley Co-op (update) | Tamona, NE | 18 | 9 |
| Bode Corp | Bode, IA | 6 | 10 |
| Bond Brothers | all | 6 | 2 |
| Bondurant Grain | Bondurant, IA | 4 | 6 |
| Bonne Terre Farming & Cattle | Bonne Terre, MO | 4 | 6 |
| Boone Valley Co-op | Eagle Grove, IA | 4 | 10 |
| Boonville Sand | Utica, NY | 3 | 10 |
| Borden Chemical | all | 11 | 3 |
| Branham & Baker Coal | David, KY | 11 | 9 |
| Braswell Sand & Gravel | Wilton, AL | 4 | 5 |
| Briach Brick | Chicago, IL | 13 | 7 |
| Buckeye Steel Castings | Columbus, OH | 3 | 4 |
| Buick Motorcar | Flint, MI | 6 | 5 |
| Bush Brewing | Jacksonville, FL | 1 | 2 |
| Bush Brewing | Manitowoc, WI | 1 | 2 |
| Byers Barge Terminal | Houston, TX | 17 | 4 |
| C.F Industries | Peoria, IL (only) | 3 | 3 |
| Cadillac Motor Car | location unknown | 10 | 4 |
| Cadillac Soo Lumber | Sault St Marie, ON | 2 | 1 |
| Cahokia Terminal | Cahokia, IL | 1 | 1 |
| Cairo Terminal | Cairo, IL | 8 | 2 |
| Calcite Quarry | all | 2 | 1 |
| Calco Chemicals | Bound Brook, NJ | 10 | 4 |
| Cal Energy | Council Bluffs , IA | 15 | 3 |
| California Steel Industries | Fontana, CA | 1 | 3 |
| Callahan Construction | Port Isabel, TX | 1 | 3 |
| Calumet & Hecla | California & Lake Linden, MI & Goodman, WI | 15 | 4 |
| CANAC Leasing | part 1 | 9 | 6 |
| CANAC Leasing | part 2 | 10 | 5 |
| CANAC Leasing | part 3 | 11 | 5 |
| CANAC Leasing | part 4 | 12 | 7 |
| CANAC Leasing | part 5 (update) | 15 | 7 |
| CANAC Leasing | part 6 (update) | 16 | 5 |
| Canada Creosote | all | 17 | 9 |
| Canada Starch Co (CASCO) | Cardinal, ON | 17 | 5 |
| Canadian Furnace | Port Colborne, ON | 3 | 2 |
| Continental Grain | Amarillo, TX to Avondale, LA | 17 | 10 |
| Canton Treating | Canton, MS | 12 | 2 |
| Cape May Sand & Gravel | Cape May, NJ | 12 | 2 |
| Cargill | Albany, NY to Belmond, IA | 3 | 8 |
| Cargill | Bing, NE to Bradshaw, NE | 4 | 8 |
| Cargill | Bremen, IN to Chicago, IL | 5 | 7 |
| Cargill | Cheyenne Wells, CO to Dickinson, ND | 11 | 10 |
| Cargill | East St Louis, IL to Gibson City, IL | 7 | 10 |
| Cargill | Guckeen, MN to Iowa Falls, IA | 8 | 10 |
| Cargill | Jeffersonville, IN to Maynard, MN | 9 | 10 |
| Cargill | Miloma, MN to Norfolk, VA | 10 | 10 |
| Cargill | North Bend, OH to Port Allen, LA | 12 | 10 |
| Cargill | Port Arthur, TX to Roberts, IL | 13 | 10 |
| Cargill | Saginaw, TX to Sheldon, IL | 14 | 10 |
| Cargill | Sheldon, NE to Tampa, FL | 15 | 10 |
| Cargill | Tampa, FL to Tuscola, IL | 16 | 10 |
| Cargill | Verdamont, CA to Wood River, NE | 17 | 10 |
| Casper Stolle Quarry | East St Louis, IL | 16 | 9 |
| Cedrite Technologies | Kansas City, MO | 16 | 9 |
| Central Counties Cooperative | Pickering, IA | 7 | 3 |
| Century Coal | East Coulee, AB | 4 | 9 |
| Charter Oak Container | Torrington, CT | 1 | 2 |
| Chatham Iron & Metal | Savannah, GA | 4 | 9 |
| Chinook Coal | Coleman, AB | 2 | 8 |
| Coleman Disposal | Boston, MA | 14 | 3 |
| Columbia Nitrogen | Augusta, GA | 4 | 10 |
| Columbia Silica Sand | South Congaree, SC | 8 | 1 |
| Connor Steel | Birmingham, AL & Huntington, WV | 13 | 6 |
| Construction Services | Bound Brook, NJ | 12 | 5 |
| Continental Can | all | 5 | 4 |
| Continental Grain | Amarillo, TX to Avondale, LA | 17 | 10 |
| Continental Grain | Beaumont, TX to East St Louis, IL | 18 | 10 |
| Continental Steel | Kokomo, IN | 6 | 9 |
| Coogan Gravel | Chillicothe, IL | 14 | 3 |
| Cook & Sons Mining | Polly, KY | 5 | 8 |
| Cooper Bessemer | Grove City, PA & Mt Vernon, OH | 12 | 5 |
| Copperweld Steel | Warren, OH | 2 | 2 |
| Costain Coal | Ivel, KY | 11 | 9 |
| Crucible Steel | all | 7 | 3 |
| Dakota Plains AG Centar | Tripp, SD | 4 | 6 |
| Daniel Construction | Warm Springs, VA | 9 | 1 |
| Danville Industries | Danville, IL | 2 | 8 |
| Davco East Dock Corp | Odon, IN | 18 | 5 |
| Davidson Chemicals | Ridgewood, FL | 10 | 8 |
| Day & Zimmerman | Dayman, IA | 18 | 3 |
| Dayton Power & Light | Dayton, Miamisburg & Montgomery, OH | 18 | 4 |
| Delta Chemicals | Kidders, ME | 7 | 5 |
| Derby Tank Car | Ekron, KY | 7 | 4 |
| Detroit Harbor Terminal | Detroit, MI | 7 | 4 |
| Dixie Clay | Bath, SC | 14 | 2 |
| Dixie Portland Flour Miills | Chicago, IL | 14 | 2 |
| Dolan Brick | Staten Island, NY | 10 | 6 |
| Dunlop Tire | Buffalo, NY | 9 | 4 |
| duPont of Canada | Maitland, ON | 4 | 7 |
| Eagle Energy | Van, WV | 1 | 2 |
| Eagle Forest Products | Miramichi, NB | 10 | 8 |
| Eagle Supply & Manufacturing | Boosier City, LA | 3 | 3 |
| East Carbon Development | East Carbon, UT | 13 | 4 |
| Eastern Clay Products | Eifort, OH | 17 | 2 |
| Eastern Illinois Clay | St Ann, IL | 8 | 2 |
| Eau Claire Ordnance | Eau Claire, WI | 13 | 7 |
| Eau Claire Sand & Gravel | Chippewa Falls, WI | 13 | 7 |
| Electric Fuels | Crystal River, FL | 4 | 10 |
| Ellwood Engineered Castings | Hubbard, OH | 7 | 6 |
| Encon Construction | Chicopee, MA | 5 | 3 |
| Eppinger & Russell | all | 5 | 8 |
| Fair River Gravel | Monroe, LA | 10 | 8 |
| Farmers Commission Co | Kenton & Sandusky, OH | 14 | 6 |
| Farmers Export | Ama, LA & Philadelphia, PA | 18 | 4 |
| Federal Penitentary | Atlanta, GA | 4 | 10 |
| Fegels Construction | Beverly, TX & Hastings, MN | 18 | 5 |
| Fiberboard Products | all | 7 | 6 |
| Fiske Carter Construction | Spartenburg, SC | 9 | 5 |
| Florida Power & Light | all | 15 | 4 |
| Flying J Oil | Salt Lake, UT | 7 | 4 |
| Forestex | Forest Grove, OR | 10 | 9 |
| Formosa Plastic | Baton Rouge, LA & La Ward, TX | 18 | 2 |
| Fort Howard Paper | Green Bay, WI | 4 | 10 |
| Franconia Paper | Lincoln, NH | 6 | 1 |
| Freeman Orient | Waltonville, IL | 10 | 4 |
| Friedman Iron & Metal | Greenville, MS | 8 | 3 |
| GAF | all | 3 | 5 |
| Gager Lime & Manufacturing | Sherwood, TN | 4 | 6 |
| Galveston Wharves | Galveston, TX | 6 | 9 |
| Gardinier Phosphates | Helena, AR & Tampa, FL | 9 | 2 |
| Garrison Brick & Tile | Garrison, TX | 12 | 3 |
| Gaylord Container | all | 5 | 5 |
| Geon Co | Avon Lake & Port Robinson, ON | 17 | 7 |
| Georgia Kaolin | Devereux, GA | 11 | 7 |
| Georgia Ports Authority | Port Wentworth, GA | 16 | 2 |
| Gildea & Co | Hollidaysburg, PA | 17 | 8 |
| (J.B.) Goldberg Scrap | Sharon, PA | 5 | 6 |
| Goodpasture Grain | all | 15 | 8 |
| Grainland Co-op | Eureka, IL | 18 | 2 |
| Grant Brick Works | Weldon, NC | 5 | 1 |
| Grant Southern Iron | Detroit, MI | 8 | 4 |
| Green Brothers Gravel | Franklinton, LA | 3 | 1 |
| Green Brothers Lumber | Elizabethtown, NC | 3 | 1 |
| Green Valley Coal | Rainelle, WV | 8 | 1 |
| Griffin Pipe | all | 7 | 2 |
| Groveton Paper | Groveton, NH | 5 | 2 |
| Half Mountain Coal | Carver, KY | 7 | 9 |
| Hanna Furnace | Lackawanna, NY | 12 | 7 |
| Hardaway Construction | Jacksonville, FL | 3 | 5 |
| Harrison Engineering & Construction | all | 9 | 2 |
| Hartwell Warehousing | Fairless Hills, PA | 8 | 4 |
| Hazel Atlas Glass | Washington, PA | 7 | 9 |
| Heartland Cement | Independence, KS | 6 | 9 |
| Hercules Pittsburgh Limestone | Hillsville, PA | 18 | 2 |
| Hillding & Rabe Construction | Ida, MI | 11 | 7 |
| Hillding Construction | Grand Rapids, MI | 11 | 7 |
| (Edward) Hines Lumber | Chicago, IL | 12 | 3 |
| Howes Leather | Mt Jewet & West Hickory, PA & Frank, WV | 12 | 7 |
| I. Bork | Peoria, IL | 15 | 9 |
| I.C.I. | all | 6 | 10 |
| Ideal-Basic | Baton Rouge, LA | 1 | 2 |
| Indiana Port Commission | Burns Harbor, IN | 18 | 5 |
| Intermet | Radford, VA | 6 | 4 |
| International Pipe & Ceramics | all | 17 | 3 |
| Iowa Beef Processors | Dakota City, NE | 10 | 6 |
| Island Creek Coal | Price, KY | 11 | 9 |
| J.R.M. Coal | East McDowell, KY | 11 | 9 |
| Jewell Smokeless Coal & Coke | Vansant, VA | 7 | 9 |
| Joliette Farmers Grain | Joliette, ND | 17 | 2 |
| Jones Chemical | Warwick, NY | 8 | 5 |
| Kankakee Ordnance | Kankakee, IL | 13 | 3 |
| Kansas Gas & Electric | all | 13 | 3 |
| K&L Grain | Franklin, CT | 6 | 9 |
| (Chas) Kelly Contractor | Effingham, IL | 8 | 5 |
| Kentucky Processing | Irvine, KY | 11 | 8 |
| Keystone Portland Cement | Bath, PA | 17 | 2 |
| Knott County Coal | Kite, KY | 6 | 9 |
| Koppel Steel | Ambridge, PA | 12 | 3 |
| Kosa Chemical | Millhaven, ON | 4 | 7 |
| L.G. Everist | Dell Rapids, SD & Hawarden, IA | 18 | 9 |
| La Clede Christy Clay | St Louis, MO | 7 | 2 |
| La Clede Steel | all | 2 | 4 |
| La Grand Lime & Stone | Wall Lake, IA | 7 | 2 |
| La Junta Industrial Park | La Junta, CO | 9 | 1 |
| Labell Processing | Labell, PA | 1 | 3 |
| Lacawanna Valley Coal | Kingston, PA | 6 | 5 |
| Ladish Malting | Spiritwood, ND | 3 | 3 |
| Lakes Farm Supply | New Carlisle, IN | 3 | 1 |
| Lake Ontario Steel | Whitby, ON | 14 | 6 |
| Lake Superior Terminal & Transfer | Superior, WI | 13 | 6 |
| Lambert Brothers | Gorman, TN | 5 | 2 |
| Lavalin | Trenton, NS | 2 | 7 |
| Le Tourneau | Longview, TX, Peoria, IL & Toccoa, GA | 18 | 2 |
| Lipsett Steel | six locations | 12 | 4 |
| Little Rock Port Authority | Little Rock, AR | 4 | 10 |
| Locomotive Maintence | Minneapolis, MN | 10 | 2 |
| Lodestar Energy | Ivel, KY | 6 | 2 |
| Longhorn Portland Cement | San Antonio & Longhorn, TX | 13 | 4 |
| Long Lac Pulp & Paper | Terrace Bay, ON | 4 | 10 |
| Longview Fiber | Longview, WA | 11 | 3 |
| Louisiana Pacific | all | 14 | 2 |
| Louisville Cement | Louisville, KY | 6 | 3 |
| Lufkin Metals | Lufkin, TX | 9 | 1 |
| Luntz Iron & Metal | all | 6 | 10 |
| Lutesville Sand & Gravel | Colfax, LA | 3 | 10 |
| Mac Arthur Brothers | all | 15 | 9 |
| Madison Sand & Gravel | Solsville, NY | 18 | 4 |
| Malvern Gravel | Malvern, AR | 18 | 5 |
| Mansbach Steel | Ashland, KY | 2 | 8 |
| Marine Salvage | Port Colbourn, ON | 3 | 10 |
| Maryland Slag | Sparrows Point, MD | 18 | 5 |
| Mc Cormick Sand & Gravel | South Amboy, NJ | 8 | 6 |
| Merritt Chapman & Whitney | Rock Island, IL | 10 | 9 |
| Merritt Chapman Scott | all | 10 | 9 |
| Metropolitan Water Dist | Los Angeles, CA | 8 | 9 |
| Middle States Sand & Gravel | location unknown | 8 | 2 |
| Miller Compressing | Milwaukee, WI | 8 | 3 |
| Millwood Sand | Howard, OH | 5 | 1 |
| Milwaukee Coke & Gas | Milwaukee, WI | 5 | 1 |
| Morrell Meat Packing | Ottumwa, IA | 6 | 2 |
| Morton Salt | five locations | 6 | 2 |
| Mount Vernon Car Mfg | Mt Vernon, IL | 15 | 6 |
| Namasco | New Orleans, LA | 17 | 2 |
| Nebraska State Capitol Commission | Lincoln, NE | 7 | 4 |
| National Fertilizer Development | all | 15 | 2 |
| National Steel Car | Hamilton, ON | 18 | 4 |
| Nekoosa Paper | all | 15 | 2 |
| New York Power & Light | Glens Falls, NY | 10 | 2 |
| New Mexico Timber | Bernalillo, NM | 9 | 2 |
| New York & Pennsylvania Co | Johnsonburg, PA | 3 | 2 |
| Newton Asphalt | Alexandria, VA | 7 | 9 |
| Newton Hook Brick | Newton Hook, NY | 8 | 2 |
| North Texas Cement | Midlothian, TX | 7 | 9 |
| Northeast Utilities | Mt Tom, MA | 7 | 4 |
| Northwestern Steel & Wire | Sterling, IL | 11 | 7 |
| Northwood Pulp & Timber | Fraserview (Prince George), BC | 8 | 9 |
| Nuclear Rocket Developing Station | Jackass Flats, NV | 9 | 3 |
| Nuwest Industries | Conda, ID | 6 | 4 |
| Oahu Railway & Terminal | Oahu, HI | 10 | 2 |
| Oakland Docks & Warehouse | Oakland, CA | 6 | 4 |
| Oak Ordnance Depot | Illiopolis, IL | 16 | 9 |
| Oeser Cedar | Bellingham, WA | 13 | 4 |
| Ogdensburg Bridge & Port Authority | Ogdensburg, NY | 18 | 9 |
| Oglebay Norton | Credo, VA | 11 | 2 |
| Ohio Edison | all | 7 | 4 |
| Ohio Ferro Alloys | Brilliant, OH | 6 | 3 |
| Oil Dry Co | Ripley, MS | 8 | 5 |
| Oil Well Supply Co | Oil City, PA | 16 | 2 |
| Oliver Coal | Paonia, CO | 8 | 2 |
| Ontario Gypsum | Lythemore, ON | 4 | 6 |
| Ontario Paper | Rimouski, PQ & Thorold, ON | 4 | 6 |
| Owens Illinois | Birmingham, AL & Tomahawk, WI | 9 | 3 |
| Pacific Bridge Co | San Francisco, CA | 18 | 3 |
| Pacific Car & Foundry | Renton, WA | 8 | 9 |
| Pacific Coast Borax | Ryan, CA | 1 | 1 |
| Pacific Railcar | Finley, WA | 5 | 2 |
| Pacific States Pipe & Foundry | Provo, UT | 7 | 4 |
| (G.H.) Palmer Rock | Miami, FL | 3 | 2 |
| Pasquotank Logging | Elizabeth City, NC | 5 | 1 |
| Pennsylvania Glass Sand | Garretsville, OH | 8 | 4 |
| Petro Canada | Clarkson, ON | 2 | 3 |
| PGE Generating | Deepwater, NJ | 8 | 9 |
| Philadelphia Coke | Philadelphia, PA | 16 | 9 |
| Pier IX Coal Terminal | Newport News, VA | 13 | 7 |
| Pittsburgh Plate Glass | all | 6 | 8 |
| Polorized Steel | location unknown | 8 | 1 |
| Port Everglades | Ft Lauderdale, FL | 5 | 5 |
| Port Manatee | Piney Point, FL | 7 | 4 |
| Port Utilities Commission | Charleston, SC | 6 | 1 |
| Potomac Edison | Williamsport, MD | 9 | 5 |
| Potter Brick | Nashville, TN | 9 | 5 |
| Progress Rail Service | all | 5 | 4 |
| Quality Terminal Switching | Haslet, TX | 8 | 1 |
| (Clement K.) Quinn Ore | Negaunee, MI | 8 | 1 |
| Rabanco | Seattle, WA | 6 | 3 |
| Rahr Malting | Manitowoc,WI | 1 | 2 |
| Rail to Water Transfer | Chicago, IL | 8 | 2 |
| Railcar Nebraska | Omaha, NE | 3 | 1 |
| Railway Material Inc | Minneapolis, MN | 4 | 10 |
| Ralston Purina | Flagstaff, AZ & Shrevspt, LA | 15 | 4 |
| Reading Sand Co | Penbryn, NJ | 10 | 4 |
| Redstone Coal & Coke | Republic, PA | 2 | 1 |
| Remington Arms | four locations | 13 | 4 |
| Reserve Iron & Metal | Cleveland, OH | 4 | 2 |
| Rever Copper & Brass | Baltimore, MD | 12 | 2 |
| Review Coal | Clearton, KY | 5 | 6 |
| Riceland Foods | Jonesboro & Stuttgart, AR | 5 | 3 |
| Richardson Terminal | Thunder Bay, ON | 7 | 6 |
| Richmond Cedar Works | Norfolk, VA | 4 | 6 |
| Richmond Tank Car | Angelton, TX | 10 | 8 |
| Ridgewood Ordnance Depot | Carthage, OH | 12 | 9 |
| Rinehart & Dennis | all | 17 | 9 |
| Rinker Materials | Jacksonville, Miami & Pennsuco, FL | 11 | 6 |
| Rinker Materials | Medely (Miami), FL | 14 | 5 (news) |
| (W.M.) Ritter Lumber | Hallsboro, NC | 3 | 7 |
| River Terminal Development | Kearny, NJ | 2 | 8 |
| Roberts Harbor Granite | Vinalhaven Island, ME | 11 | 3 |
| (H.W.) Rohl & (T.E.) Connolly | Lakeside, CA | 7 | 8 |
| Rosen Brothers | Buffalo, NY | 7 | 6 |
| Royster | Mulberry, FL | 7 | 2 |
| Safe Harbor Water & Power | Lancaster, PA | 9 | 1 |
| Saginaw Dock & Terminal | Saginaw, MI | 6 | 3 |
| Saginaw Lime & Stone | Longview, AL | 18 | 2 |
| Sahara Coal | Harrisburg, IL | 8 | 9 |
| Salina Terminal Elevator | Wolcott, KS | 18 | 4 |
| Salt City Energy Ventures | Solvay, NY | 3 | 5 |
| Santa Cruz Portland Cement | Davenport, CA | 3 | 2 |
| Saskatchewan Power Co | Coronach, SK | 6 | 10 |
| Shaw Pipe Protection | Welland, ON | 7 | 7 |
| Shepard Grain | Thackeray & West Liberty, OH | 12 | 7 |
| Simpson Logging | McCleary, WA | 8 | 6 |
| (L.H.) Smith Co | Barre, VT | 10 | 2 |
| (John B.) Smith & Sons | Calendar, ON | 8 | 2 |
| Southern Extract | Knoxville, TN | 13 | 3 |
| Southland Lime | Nashville, TN | 11 | 2 |
| St John Dry Dock | St John, NB | 2 | 4 |
| St Louis Ordnance Plant | St Louis, MO | 16 | 2 |
| State of Alabama | Montgomery, AL | 7 | 5 |
| State of NY Dept of Corrections | Ossining, NY | 7 | 5 |
| Stearns Coal & Lumber | Stearns, KY | 8 | 2 |
| Steel Processing Co | Albertville, AL | 7 | 5 |
| Stone Container | all | 16 | 4 |
| Stone & Webster | all | 16 | 8 |
| Superior Mineral Co | Cadet & St Louis, MO | 17 | 9 |
| Superior Steel | Carnegie, PA | 10 | 9 |
| Tabor Grain | Colfax, IL | 1 | 3 |
| Taggart & Taggart | Augusta, AR | 3 | 15 |
| Tamora Staplehurst Co-op | Tamora, NE | 1 | 3 |
| Tampa Bulk Services | Tampa, FL | 4 | 6 |
| Tank Car Corp | Oreland, PA | 1 | 3 |
| Tarmac/Titan America | Medley (Miami), FL | 14 | 5 (news) |
| Tennessee Copper | Copperhill, TN & Lockland, OH | 18 | 4 |
| Texaco Oil | all | 8 | 3 |
| Texana Tank Car | Nash, TX | 6 | 2 |
| Tonawanda Iron | North Tonawanda, NY | 10 | 9 |
| Trigen Energy | Kansas City, MO | 3 | 3 |
| Tri State Construction | Finley, NJ | 15 | 3 |
| Tropicana | Greenville, NJ | 4 | 9 |
| (J.L.) Turner Brick | Creasy, PA | 7 | 9 |
| Tyson Foods | all | 17 | 3 |
| U&I Grain | Plymouth & Toppenish, WA | 14 | 3 |
| Union Equity Grain | Deer Park, TX | 4 | 9 |
| Union Starch & Refining | Edinburg, IN | 3 | 7 |
| Union Switch | Swissvale, PA | 6 | 2 |
| United Electric Coal | Canton, IL | 11 | 7 |
| Universal Cyclops Steel | Bridgeville, PA | 11 | 3 |
| US Leather | Wilcox, PA | 8 | 1 |
| Utah Pomroy Morrison | Provo, UT | 8 | 1 |
| Utah Sterns Rodgers | Hayden, AZ | 10 | 9 |
| Valley City Steel | Valley City, OH | 17 | 2 |
| Valley Forge Cement | Catasaqua, PA | 12 | 9 |
| Valley Mold & Iron | Hubbard, OH | 3 | 3 |
| Vanadium Corp of America | all | 15 | 6 |
| Vancouver Iron Works | Vancouver, BC | 16 | 2 |
| Velsicol Chemical | Chattanooga, TN | 3 | 10 |
| Vennerd & Elithorpe | Pecten, AB | 8 | 5 |
| Vesicol Chemicals | Chattanooga, TN | 2 | 7 |
| Victor Colitic Stone | Victor, IN | 18 | 5 |
| Victoria Coal | Evanston, KY | 2 | 7 |
| Victory Soya Mills | Hamilton, ON | 8 | 6 |
| Vista Chemical | Westlake, LA | 6 | 5 |
| Volunteer Portland Cement | Knoxville, TN | 14 | 6 |
| Wabash Portland Cement | Osborne, OH | 18 | 2 |
| Wausau Mosinee Papers | Mosinee, WI | 12 | 4 |
| Wausau Papers | Brokaw, WI | 12 | 4 |
| Weldwood of Canada | Huntsville, ON | 13 | 4 |
| Welland Pipe | Welland, ON | 7 | 7 |
| West Delaware Tunnel Construction | Livingston Manor, NY | 12 | 2 |
| Western Mass Electric | Springfield, MA | 9 | 4 |
| Western Milling | Goshen, CA | 16 | 2 |
| Wheat City Metals | Regina, SK | 7 | 8 |
| Whitaker Coal | Lothair, KY | 10 | 7 |
| Whitall Tatum | Millville, NJ | 9 | 4 |
| Whittin Machine | Whittinsville, MA | 7 | 8 |
| William Von Der Hellen | Medford, OR | 9 | 4 |
| Willingham & Little Stone | Atlanta, GA | 7 | 9 |
| Wind River Grain | Garden City, KS | 16 | 2 |
| Wissota Sand & Gravel | Eau Claire, WI | 7 | 3 |
| Witte Gravel | Pollack, LA | 8 | 5 |
| Wolf Creek Gravel | Dayton, OH | 8 | 5 |
| Worth Steel | Claymont, DE | | |
| Wyandot Clay Products | Upper Sandusky, OH | 8 | 6 |
| York Air Conditioning | York, PA | 7 | 3 |
| York Ice | York, PA | 12 | 2 |
| Youghiogheny | Bridgeport, CT | 13 | 2 |
| Zenith Dredge | Duluth, MN | 8 | 9 |
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