EXHIBIT 21.01
SUBSIDIARIES OF MARTIN MARIETTA MATERIALS, INC.
AS OF FEBRUARY 18, 2005
| 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 Delaware corporation | 100 | % | ||
| American Stone Company, a North Carolina corporation | 50 | %3 | ||
| Bahama Rock Limited, a Bahamas corporation | 100 | % | ||
| Central Rock Company, a North Carolina corporation | 100 | % | ||
| City Wide Rock & Excavating Co., a Nebraska corporation | 100 | % | ||
| Fredonia Valley Railroad, Inc., a Delaware corporation | 100 | % | ||
| Granite Canyon Quarry, a Wyoming joint venture | 51 | %4 | ||
| Harding Street Corporation, a Delaware corporation | 100 | % | ||
| Hunt Martin Materials, LLC, a Delaware limited liability company | 50 | %5 | ||
| J.W. Jones Materials, LLC, a Delaware limited liability company | 99 | %6 | ||
| Martin Marietta Composites, Inc., a Delaware corporation | 100 | % | ||
| Martin Marietta Equipment Company, Inc., a Delaware corporation | 100 | % | ||
| 1 | Alamo Gulf Coast Railroad Company is owned by Martin Marietta Materials Southwest, Ltd. (99.5%) and certain individuals (0.5%). | |
| 2 | Alamo North Texas Railroad Company is owned by Martin Marietta Materials Southwest, Ltd. (99.5%) and certain individuals (0.5%). | |
| 3 | Central Rock Company, a wholly owned subsidiary of Martin Marietta Materials, Inc., owns a 50% interest in American Stone Company. | |
| 4 | Meridian Granite Company, an indirect wholly owned subsidiary of Martin Marietta Materials, Inc., owns a 51% interest in Granite Canyon Quarry. | |
| 5 | 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. | |
| 6 | Martin Marietta Materials, Inc. owns a 99% interest in J.W. Jones Materials, LLC. |
| Name of Subsidiary | Percent Owned | |||
| Martin Marietta Equipment Leasing, LLC, a Delaware limited liability company | 100 | %7 | ||
| 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 Alabama, LLC, a Delaware limited liability company | 100 | %8 | ||
| Martin Marietta Materials of Florida, LLC, a Delaware limited liability company | 100 | % | ||
| Martin Marietta Materials of Louisiana, Inc., a Delaware corporation | 100 | % | ||
| Martin Marietta Materials of Missouri, Inc., a Delaware corporation | 100 | % | ||
| Martin Marietta Materials Real Estate Investments, Inc., a Delaware corporation | 100 | % | ||
| Martin Marietta Materials Southwest, Ltd., a Texas limited partnership | 100 | %9 | ||
| Material Producers, Inc., an Oklahoma corporation | 100 | %10 | ||
| Meridian Aggregates Company, a Limited Partnership, a Delaware limited partnership | 100 | %11 | ||
| Meridian Aggregates Company Northwest, LLC, a Delaware limited liability company | 100 | %12 | ||
| Meridian Aggregates Company Southwest, LLC, a Delaware limited liability | 100 | %13 | ||
| Meridian Aggregates Investments, LLC, a Delaware limited liability company | 100 | %14 | ||
| Meridian Granite Company, a Delaware corporation | 100 | %15 | ||
| 7 | Martin Marietta Equipment Leasing, LLC is owned 99% by Martin Marietta Materials, Inc. The remaining 1% is owned by Martin Marietta Equipment Company, Inc. | |
| 8 | Martin Marietta Materials of Alabama, LLC is a wholly owned subsidiary of American Aggregates Corporation. | |
| 9 | Martin Marietta Materials Southwest, Ltd. is owned 2% by Southwest I, LLC and 98% by Southwest II, LLC. | |
| 10 | Material Producers, Inc. is a wholly owned subsidiary of Martin Marietta Materials Southwest, Ltd. | |
| 11 | Meridian Aggregates Company, a Limited Partnership is owned 98% by Meridian Aggregates Investments, LLC. The remaining 2% is owned by Martin Marietta Materials, Inc. | |
| 12 | Martin Marietta Materials, Inc. is the sole member of Meridian Aggregates Company Northwest, LLC. | |
| 13 | Martin Marietta Materials Southwest, Ltd. is the sole member of Meridian Aggregates Company Southwest, LLC. | |
| 14 | Meridian Aggregates Investments, LLC is owned 99% by Martin Marietta Materials, Inc. and 1% by Martin Marietta Materials Real Estate Investments, Inc. | |
| 15 | Meridian Granite Company is a wholly owned subsidiary of Meridian Aggregates Company, a Limited Partnership. |
| Name of Subsidiary | Percent Owned | |||
| Mid South-Weaver Joint Venture, a North Carolina joint venture | 50 | %16 | ||
| Mid-State Construction & Materials, Inc., an Arkansas corporation | 100 | %17 | ||
| MTD Pipeline LLC, a Delaware limited liability company | 50 | %18 | ||
| Norman Asphalt Co., an Oklahoma corporation | 100 | %19 | ||
| Powderly Transportation, Inc., a Delaware corporation | 100 | %20 | ||
| R&S Sand & Gravel, LLC, a Delaware limited liability company | 100 | %21 | ||
| Redland Park Development, Inc., a Texas corporation | 100 | %22 | ||
| Rocky Ridge, Inc., a Nevada corporation | 100 | % | ||
| Sha-Neva, Inc., a Nevada corporation | 100 | % | ||
| Southwest I, LLC, a Delaware limited liability company | 100 | % | ||
| Southwest II, LLC, a Delaware limited liability company | 100 | % | ||
| Superior Stone Company, a North Carolina corporation | 100 | % | ||
| Theodore Holding, LLC, a Delaware limited liability company | 60.7 | %23 | ||
| Valley Stone LLC, a Virginia limited liability company | 50 | %24 | ||
| 16 | Mid South-Weaver Joint Venture is owned 50% by Central Rock Company. | |
| 17 | Mid-State Construction & Materials, Inc. is a wholly owned subsidiary of Martin Marietta Materials of Arkansas, Inc. | |
| 18 | Martin Marietta Magnesia Specialties, LLC, a wholly owned subsidiary of Martin Marietta Materials, Inc., owns a 50% interest in MTD Pipeline LLC. | |
| 19 | Norman Asphalt Co. is a wholly owned subsidiary of Martin Marietta Materials Southwest, Ltd. | |
| 20 | Powderly Transportation, Inc. is a wholly owned subsidiary of Meridian Aggregates Company, a Limited Partnership. | |
| 21 | 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. | |
| 22 | Redland Park Development, Inc. is a wholly owned subsidiary of Martin Marietta Materials Southwest, Ltd. | |
| 23 | Superior Stone Company, a wholly owned subsidiary of Martin Marietta Materials, Inc., is the manager of and owns a 60.7% interest in Theodore Holding, LLC. | |
| 24 | Martin Marietta Materials, Inc. is the manager of and owns a 50% interest in Valley Stone LLC. |
