EX-21.01 4 d460152dex2101.htm LIST OF SUBSIDIARIES OF MARTIN MARIETTA MATERIALS, INC. List of subsidiaries of Martin Marietta Materials, Inc.

EXHIBIT 21.01

SUBSIDIARIES OF MARTIN MARIETTA MATERIALS, INC.

AS OF JANUARY 31, 2013

 

Name of Subsidiary

    Percent
Owned		  

Alamo Gulf Coast Railroad Company, a Texas corporation

      99.5 %1 

Alamo North Texas Railroad Company, a Texas corporation

      99.5 %2 

American Aggregates Corporation, a North Carolina corporation

      100 % 

American Materials Technologies, LLC, a Tennessee limited liability company

      100 %3 

American Stone Company, a North Carolina corporation

      50 %4 

Bahama Rock Limited, a Bahamas corporation

      100 % 

Campbell’s C-Ment Contracting, Inc., a Colorado corporation

      100 %5 

FRI Ready Mix of Tennessee, LLC, a Florida limited liability company

      100 %6 

Granite Canyon Quarry, a Wyoming joint venture

      100 % 

Harding Street Corporation, a North Carolina corporation

      100 % 

HSMM LLC, a North Carolina limited liability company

      100 % 

Hunt Martin Materials, LLC, a Delaware limited liability company

      50 %7 

Martin Bauerly Materials, LLC, a Delaware limited liability company

      67 %8 

Martin Marietta Composites, Inc., a Delaware corporation

      100 % 

 

1  Alamo Gulf Coast Railroad Company is owned by Martin Marietta Materials Southwest, Inc. (99.5%) and certain individuals (0.5%).
2  Alamo North Texas Railroad Company is owned by Martin Marietta Materials Southwest, Inc. (99.5%) and certain individuals (0.5%).
3  American Materials Technologies, LLC is a wholly owned subsidiary of Meridian Aggregates Company, a Limited Partnership.
4  Martin Marietta Materials, Inc. owns a 50% interest in American Stone Company.
5  Campbell’s C-Ment Contracting, Inc. is a wholly-owned subsidiary of Suburban Acquisition Company.
6  FRI Ready Mix of Tennessee, LLC is a wholly owned subsidiary of American Materials Technologies, LLC.
7  Hunt Martin Materials, LLC is owned 45% by Martin Marietta Materials, Inc. and 5% by Martin Marietta Materials of Missouri, Inc., a wholly owned subsidiary of Martin Marietta Materials, Inc.
8  Martin Bauerly Materials, LLC is owned 67% by Martin Marietta Materials, Inc. and 33% by Knife River Corporation – North Central

Martin Marietta Employee Relief Foundation, a Delaware Not for Profit corporation

      100 % 

Martin Marietta Magnesia Specialties, LLC, a Delaware limited liability company

      100 % 

Martin Marietta Materials Canada Limited, a Nova Scotia, Canada corporation

      100 % 

Martin Marietta Materials of Missouri, Inc., a Delaware corporation

      100 % 

Martin Marietta Materials Real Estate Investments, Inc., a North Carolina corporation

      100 % 

Martin Marietta Materials Southwest, Inc., a Texas corporation

      100 % 

Material Producers, Inc., an Oklahoma corporation

      100 %9 

Meridian Aggregates Company, a Limited Partnership, a North Carolina limited partnership

      100 %10 

Meridian Aggregates Company Northwest, LLC, a North Carolina limited liability company

      100 %11 

Meridian Aggregates Company Southwest, LLC, a North Carolina limited liability

      100 %12 

Meridian Aggregates Investments, LLC, a North Carolina limited liability company

      100 %13 

Meridian Granite Company, a North Carolina corporation

      100 %14 

Mid South-Weaver Joint Venture, a North Carolina joint venture

      50 %15 

Mid-State Construction & Materials, Inc., an Arkansas corporation

      100 % 

 

9  Material Producers, Inc. is a wholly owned subsidiary of Martin Marietta Materials Southwest, Inc.
10  Meridian Aggregates Company, a Limited Partnership is owned 98% by Meridian Aggregates Investments, LLC. The remaining 2% is owned by Martin Marietta Materials, Inc.
11  Martin Marietta Materials, Inc. is the sole member of Meridian Aggregates Company Northwest, LLC.
12  Martin Marietta Materials Southwest, Inc. is the sole member of Meridian Aggregates Company Southwest, LLC.
13  Meridian Aggregates Investments, LLC is owned 99% by Martin Marietta Materials, Inc. and 1% by Martin Marietta Materials Real Estate Investments, Inc.
14  Meridian Granite Company is a wholly owned subsidiary of Meridian Aggregates Company, a Limited Partnership.
15  Mid South-Weaver Joint Venture is owned 50% by Martin Marietta Materials, Inc.

MTD Pipeline LLC, a Delaware limited liability company

      50 %16 

Powderly Transportation, Inc., a North Carolina corporation

      100 %17 

R&S Sand & Gravel, LLC, a North Carolina limited liability company

      100 %18 

Rocky Mountain Ready Mix Concrete, Inc., a Colorado corporation

      100 %19 

Suburban Acquisition Company, a Colorado corporation

      100 % 

Theodore Holding, LLC, a Delaware limited liability company

      60.7 %20 

Valley Stone LLC, a Virginia limited liability company

      50 %21 

 

16  Martin Marietta Magnesia Specialties, LLC, a wholly owned subsidiary of Martin Marietta Materials, Inc., owns a 50% interest in MTD Pipeline LLC.
17  Powderly Transportation, Inc. is a wholly owned subsidiary of Meridian Aggregates Company, a Limited Partnership.
18  Martin Marietta Materials, Inc. is the manager of and owns a 90% interest in R&S Sand & Gravel, LLC. The other 10% is owned by Harding Street Corporation, a wholly owned subsidiary of Martin Marietta Materials, Inc.
19  Rocky Mountain Ready Mix Concrete, Inc. is a wholly-owned subsidiary of Campbell’s C-Ment Contracting, Inc.
20  Martin Marietta Materials, Inc. is the manager of and owns a 60.7% interest in Theodore Holding, LLC.
21  Martin Marietta Materials, Inc. is the manager of and owns a 50% interest in Valley Stone LLC.