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Company Name
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Plant Name
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Subsidiary
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City
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State/Province
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| Chaney Enterprises | Upper Marlboro | | Upper Marlboro | Maryland | | LaFarge Holcim | MAR Beltsville (RM) | Aggregate Industries MAR | Beltsville | Maryland | | LaFarge Holcim | Rockville | Aggregate Industries MAR | Rockville | Maryland | | LaFarge Holcim | MAR Rockville (RM) | Aggregate Industries MAR | Rockville | Maryland | | Vulcan Materials | Brooklyn | | Baltimore | Maryland | | LaFarge Holcim | MAR La Plata (RM) | Aggregate Industries MAR | La Plata | Maryland | | LaFarge Holcim | Joppa | Aggregate Industries MAR | Joppa | Maryland | | LaFarge Holcim | Jessup | Aggregate Industries MAR | Jessup | Maryland | | LaFarge Holcim | Bladensburg Plant | Aggregate Industries MAR | Hyattsville | Maryland | | LaFarge Holcim | Frederick | Aggregate Industries MAR | Frederick | Maryland | | LaFarge Holcim | Texas | Aggregate Industries MAR | Cockeysville | Maryland | | LaFarge Holcim | MAR Kirby Rd. (RM) | Aggregate Industries MAR | Clinton | Maryland | | Howlin Concrete Inc. | Owings Plant | | Owings | Maryland | | Howlin Concrete Inc. | Mechanicsville Plant | | Mechanicsville | Maryland | | Howlin Concrete Inc. | Hollywood Plant | | Hollywood | Maryland | | Howlin Concrete Inc. | Annapolis Junction | | Annapolis Juncton | Maryland | | Builders Supply Company, Inc | Natchitoches Plant | | Natchitoches | Louisiana | | Martin Marietta | Martin Marietta #197 Bosier City A | Southwest Division | Bosier City | Louisiana | | Martin Marietta | Martin Marietta #188 Bastrop | Southwest Division | Bastrop | Louisiana | | Martin Marietta | Martin Marietta #172 Alexandria B | Southwest Division | Alexandria | Louisiana | | Builders Supply Company, Inc | Springhill Plant | | Springhill | Louisiana | | Builders Supply Company, Inc | Minden Plant | | Sibley | Louisiana | | Builders Supply Company, Inc | West 70th Plant | | Shreveport | Louisiana | | Builders Supply Company, Inc | St Vincent Plant | | Shreveport | Louisiana | | Builders Supply Company, Inc | Forth Street Plant | | Shreveport | Louisiana |
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