| Name of Subsidiary | Jurisdiction of Incorporation | |||||||
| 4601 Holmes Road Corporation | Texas | |||||||
| ACC Florida, LLC | Delaware | |||||||
| ACC Southeast, LLC | Delaware | |||||||
| Administradora Especializada, S. de R.L. de C.V. | Mexico | |||||||
| Arcosa Aggregates Gulf Coast, LLC. | Delaware | |||||||
| Arcosa Aggregates Holdings, LLC. | Delaware | |||||||
| Arcosa Aggregates Ohio River Valley, LLC | Delaware | |||||||
| Arcosa Aggregates Texas, LLC | Delaware | |||||||
| Arcosa Aggregates West, LLC | Delaware | |||||||
| Arcosa Canada Distribution, Inc. | Alberta | |||||||
| Arcosa Canada ULC | Alberta | |||||||
| Arcosa Cherry, LLC | Delaware | |||||||
| Arcosa Crushed Concrete, LLC | Delaware | |||||||
| Arcosa Cryogenics, LLC | Delaware | |||||||
| Arcosa EPI, LLC | Delaware | |||||||
| Arcosa Industries de México, S. de R.L. de C.V. | Mexico | |||||||
| Arcosa International Holdings AG | Switzerland | |||||||
| Arcosa LWB, LLC | Delaware | |||||||
| Arcosa LW BR, LLC | Delaware | |||||||
| Arcosa LWFP, LLC | Delaware | |||||||
| Arcosa LW HPB, LLC | Delaware | |||||||
| Arcosa LW KY, LLC | Delaware | |||||||
| Arcosa LW, LLC | Delaware | |||||||
| Arcosa LWS, LLC | Delaware | |||||||
| Arcosa Marine Components, LLC | Delaware | |||||||
| Arcosa Marine Leasing, Inc. | Delaware | |||||||
| Arcosa Marine Products, Inc. | Delaware | |||||||
| Arcosa Materials Holdings, Inc. | Delaware | |||||||
| Arcosa Materials, Inc. | Delaware | |||||||
| Arcosa Mining and Construction Equipment, Inc. | Delaware | |||||||
| Arcosa Shoring Products, Inc. | Delaware | |||||||
| Arcosa Telecom Structures, LLC | Delaware | |||||||
| Arcosa Traffic and Lighting Structures, LLC | Delaware | |||||||
| Arcosa Wind Towers, Inc. | Delaware | |||||||
| Art Wilson Co. | Delaware | |||||||
| AWT Belen, LLC | New Mexico | |||||||
| CEMC Services, LLC | Delaware | |||||||
| Cherry Administration Services, Inc. | Texas | |||||||
| Cherry Companies Management, Inc. | Texas | |||||||
| Cherry Concrete Removal, Ltd. | Texas | |||||||
| Cherry Crawford Holdings, Ltd. | Texas | |||||||
| Cherry Crushed Concrete, Inc. | Texas | |||||||
| Cherry Demolition, Inc. | Texas | |||||||
| Cherry Industries, Inc. | Texas | |||||||
| Cherry Land Holdings, L.L.C. | Texas | |||||||
| Name of Subsidiary | Jurisdiction of Incorporation | |||||||
| Cherry Moving Company, Inc. | Texas | |||||||
| Cherry Recycling, Inc. | Texas | |||||||
| CreekWood Resources, LLC | Delaware | |||||||
| CWS Road Plate, L.L.C | Texas | |||||||
| Diamond Gypsum, LLC | Delaware | |||||||
| The Gravel Company, LLC | Texas | |||||||
| Harrison Gypsum, LLC | Delaware | |||||||
| HG Eagle, LLC | Delaware | |||||||
| Imperial Limestone Company Limited | British Columbia | |||||||
| Inland Marine Equipment LLC | Delaware | |||||||
| Jack Acquisitions, Inc. | Delaware | |||||||
| J.A. Jack & Sons, Inc. | Delaware | |||||||
| Lake Lynn Transportation LLC | Delaware | |||||||
| Lake Point Phase I LLC | Florida | |||||||
| Lake Point Phase II LLC | Florida | |||||||
| Lake Point Southfront LLC | Florida | |||||||
| Laurel Aggregates of Delaware, LLC | Delaware | |||||||
| Laurel Aggregates of PA, LLC | Delaware | |||||||
| Laurel Aggregates Terminal Services of Delaware, LLC | Delaware | |||||||
| McAsphalt, LLC | Delaware | |||||||
| McConway & Torley, LLC | Delaware | |||||||
| McIntosh Construction Company, LLC | Delaware | |||||||
| Meyer Utility Structures, LLC | Delaware | |||||||
| Midwest Land Trust, LLC | Delaware | |||||||
| North Florida Rock, LLC | Delaware | |||||||
| OFE, S. de R.L. de C.V. | Mexico | |||||||
| Opelika Stone Company, LLC | Delaware | |||||||
| POB Exploration, LLC | Delaware | |||||||
| RB Parkway, LLC | Delaware | |||||||
| RB Paving and Construction, LLC | Delaware | |||||||
| Recycled Aggregate Materials Company, Inc. | California | |||||||
| River Aggregates, LLC | Delaware | |||||||
| Selinsky Road Holdings, Ltd. | Texas | |||||||
| Servicios Corporativos Tatsa, S. de R.L. de C.V. | Mexico | |||||||
| Southwest Equipment Holdings, LLC | Arizona | |||||||
| Southwest Rock Products, L.L.C. | Delaware | |||||||
| Standard Forged Products, LLC | Delaware | |||||||
| StonePoint Holding, LLC | Delaware | |||||||
| StonePoint Intermediate Holding, LLC | Delaware | |||||||
| StonePoint Materials LLC | Delaware | |||||||
| StonePoint Ultimate Holding, LLC | Delaware | |||||||
| Strata Materials, LLC | Delaware | |||||||
| Utica Resources LLC | Delaware | |||||||
| Washita Valley Logistics, LLC | Delaware | |||||||
| Western Oklahoma Development Group, LLC | Delaware | |||||||
| Western States Gypsum, Inc. | Delaware | |||||||
| White Mountain Investment II, LLC | Arizona | |||||||
| Name of Subsidiary | Jurisdiction of Incorporation | |||||||
| White Mountain Properties, LLC | Delaware | |||||||
| White Mountain Rock Products, LLC | Arizona | |||||||
| Winn Marine, LLC | Delaware | |||||||
| Winn Materials, LLC | Delaware | |||||||
| Winn Materials of Kentucky LLC | Delaware | |||||||