| LMLattimore Materials CORP - Dallas Dt Rm | Dallas | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Dallas Rm | Dallas | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Denton | Denton | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Lewisville Rm | Lewisville | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Melissa Rm | Melissa | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Plano Rm | Plano | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Roanoke Rm | Roanoke | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Rockwall Rm | Rockwall | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Royse City Rmx | Royse City | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials CORP - Wylie Rm | Lavon | TX | — | ◇ UNVERIFIED |
| LMLattimore Materials South Dallas Rmx | Dallas | TX | — | ◇ UNVERIFIED |
| LRLaurie Ready-mix | Laurie | MO | — | ◇ UNVERIFIED |
| L1Lavergne-plant 14 | La Vergne | TN | — | ◇ UNVERIFIED |
| LRLawrence-lynch Realty CORP | Falmouth | MA | — | ◇ UNVERIFIED |
| LCLawson Construction - 22-906 | Loveland | CO | — | ◇ UNVERIFIED |
| LRLawson Redi-mix INC | Nashville | TN | — | ◇ UNVERIFIED |
| LCLee's Concrete | Bangor | ME | — | ◇ UNVERIFIED |
| LSLee's Summit Municipal Airport | Lees Summit | MO | — | ◇ UNVERIFIED |
| LGLe Grand Johnson Construction Logan Shop | Logan | UT | — | ◇ UNVERIFIED |
| LCLemay Concrete Block-lemay Concrete Block | Saint Louis | MO | — | ◇ UNVERIFIED |
Leo O'laughlin Inc-macon | Macon | MO | — | ◇ UNVERIFIED |
Leo O'laughlin Inc-marceline | Marceline | MO | — | ◇ UNVERIFIED |
| LPLewisville Plant | Lewisville | TX | — | ◇ UNVERIFIED |
| LIL&g Industries 2326 Wolf Ridge Rd | Whistler | AL | — | ◇ UNVERIFIED |
| LNLhoist North America of Tn, LLC Dba Spinks Clay Company, INC. Dba Tyson Plant | Paris | TN | — | ◇ UNVERIFIED |
| LHLiberty Holdings | Grimes | IA | — | ◇ UNVERIFIED |
| LRLiberty Ready Mix - Grimes | Grimes | IA | — | ◇ UNVERIFIED |
| LRLiberty Ready Mix INC | Jamaica | NY | — | ◇ UNVERIFIED |
| LRLiberty Ready Mix - Van Meter Facility | Van Meter | IA | — | ◇ UNVERIFIED |
| LQLimestone Quarry Plant | Madison | AL | — | ◇ UNVERIFIED |
| LCLincoln County Ready Mix | Stanford | KY | — | ◇ UNVERIFIED |
| LCLincoln County Ready Mix INC | Danville | KY | — | ◇ UNVERIFIED |
| LCLincolnland Concrete INC | New Berlin | IL | — | ◇ UNVERIFIED |
| LCLincolnland Concrete INC | Springfield | IL | — | ◇ UNVERIFIED |
| LRLivingston Ready Mix, LLC | Livingston | TN | — | ◇ UNVERIFIED |
| LCLivingston's Concrete Service INC | Olivehurst | CA | — | ◇ UNVERIFIED |
| LJL & J Asphalt - London | London | KY | — | ◇ UNVERIFIED |
| LPLj Properties of Wisconsin LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| LCLmp Concrete, INC. | Pink Hill | NC | — | ◇ UNVERIFIED |
| LCLn Concrete Materials Cor | Erlanger | KY | — | ◇ UNVERIFIED |
| LSLoch Sand and Construction Company | Maryville | MO | — | ◇ UNVERIFIED |
| LCLoflin Concrete CO. -- Pisgah Church Rd. | Kernersville | NC | — | ◇ UNVERIFIED |
| LSLone Star Concrete Harold Green Plant | Austin | TX | — | ◇ UNVERIFIED |
| LSLone Star Industries INC Dba Buzzi Unicem USA - New Orleans Cement Terminal | New Orleans | LA | — | ◇ UNVERIFIED |
| LALos Angeles Plant 15 | Los Angeles | CA | — | ◇ UNVERIFIED |
| LJLottie Jones Wilbert Production Facility | Lottie | LA | — | ◇ UNVERIFIED |
| LRLottman Ready Mix (portable) | Portable | KS | — | ◇ UNVERIFIED |
| LRLottman Ready Mix (portable)(air) | Edgerton | KS | — | ◇ UNVERIFIED |
| LRLoveland Ready Mix Concrete - Green Pit | Johnstown | CO | — | ◇ UNVERIFIED |
| LRLoveland Ready Mix Concrete INC | Johnstown Area | CO | — | ◇ UNVERIFIED |