| IPInternational Paper | Huntsville | AL | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| IPInternational Paper CO Tuskalusa Lumber Mill | Moundville | AL | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| IPInternational Paper Courtland Mill | Courtland | AL | Paper Manufacturing322110 | — | ◇ UNVERIFIED |
| IBInterstate Brands Corporation Merita Bakery | Birmingham | AL | Food Manufacturing311812 | — | ◇ UNVERIFIED |
 Ipg Photonics- Southeast Technology Center | Birmingham | AL | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| IRIsbell Ready Mix INC Huntsville | Huntsville | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ITIsonova Technologies, LLC | Hanceville | AL | Food Manufacturing311111 | — | ◇ UNVERIFIED |
| JPJackson Paving and Construction | Guntersville | AL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| JPJackson Paving and Construction CO INC | Gurley | AL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| JSJackson Sawmill | Jackson | AL | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| JBJenkins Brick Company | Coosada | AL | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| JOJenoptik Optical Systems INC | Huntsville | AL | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| JAJgw-1 Asphalt Plant | Mobile | AL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| JTJohnston Textiles | Phenix City | AL | Textile Mills313210 | — | ◇ UNVERIFIED |
| JRJ R Gazzier LLC | Bayou La Batre | AL | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| JFJsj Furniture INC | Florence | AL | Furniture and Related Product Manufacturing337214 | — | ◇ UNVERIFIED |
| JCJti Companies, INC. (dba Jti Plastics) | Birmingham | AL | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| JMJvc Magnetics America | Tuscaloosa | AL | Computer and Electronic Product Manufacturing334610 | — | ◇ UNVERIFIED |
| JIJwf Industries, INC. | Trussville | AL | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| KCKennedy Company Incorporated | Scottsboro | AL | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| KRKerr's Redi Mix INC | Centre | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KFKeystone Foods LLC | Gadsden | AL | Food Manufacturing311615 | — | ◇ UNVERIFIED |
| KCKirkpatrick Concrete - Crossville Plant | Crossville | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KCKirkpatrick Concrete,inc. | Bessemer | AL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| KCKirkpatrick Concrete, INC. - Stevenson Plant | Stevenson | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KIKmg-bernuth, INC. | Tuscaloosa | AL | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| KUKommerling USA Incorporated | Huntsville | AL | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| KKwangsung | Dadeville | AL | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| KCKykenkee Centreville, INC. | Centreville | AL | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| KCKykenkee - Collinsville | Collinsville | AL | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| LBLafarge Building Materials, Birmingham Plant | Birmingham | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LDLafarge Dothan Concrete Plant | Dothan | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LLLafarge Lillian Concrete Plant | Lillian | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LSLafarge State Docks Concrete Plant | Mobile | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LPLakeshore Plant | Birmingham | AL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| LSLakeside Steel Alabama - Thomasville Finishing Works | Thomasville | AL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LBLandry Boat Works, INC. | Bayou La Batre | AL | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| LRLane Ready Mix | Sumiton | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LILawter International INC | Moundville | AL | Chemical Manufacturing325191 | — | ◇ UNVERIFIED |
| LLLee Lumber Company (alb, Llc) | Centreville | AL | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| LHLeroy Hill Coffee Company | Mobile | AL | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| LMLeshner Mills | Opelika | AL | Textile Mills313310 | — | ◇ UNVERIFIED |
| LIL&g Industries 2326 Wolf Ridge Rd | Whistler | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LCLiberty Coating Alabama LLC | Bessemer | AL | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| LLLiberty Lumber, INC. | Rogersville | AL | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| LQLimestone Quarry Plant | Madison | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LTLincoln Terminal Facility | Birmingham | AL | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| LILinde INC. Decatur Co2 Facility | Decatur | AL | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| LLLine-x, LLC | Huntsville | AL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| LRListerhill Reduction Plant | Muscle Shoals | AL | Primary Metal Manufacturing331312 | — | ◇ UNVERIFIED |
