Exhibit 21
SUBSIDIARIES OF THE REGISTRANT
Name of Subsidiaries | State of Incorporation | Names Under Which They do Business | ||
Beaver Lake Concrete, Inc. | Arkansas | Beaver Lake Concrete, Inc. | ||
Capitol Concrete Products Co., Inc. | Kansas | Capitol Concrete Products Co., Inc. | ||
City Wide Construction Products Co. | Missouri | City Wide Construction Products Co. | ||
Concrete Enterprises, Inc. | Kansas | Concrete Enterprises, Inc. | ||
Concrete Enterprises South | ||||
Concrete Materials, Inc. | Kansas | Concrete Materials, Inc. | ||
Dodge City Concrete, Inc. | Kansas | Dodge City Concrete, Inc. | ||
Concrete Industries | ||||
Joplin Concrete Company, Inc. | Missouri | Joplin Concrete Company, Inc. | ||
Kay Concrete Materials Co. | Missouri | Kay Concrete Materials Co. | ||
Kansas Sand and Concrete, Inc. | Kansas | Kansas Sand and Concrete, Inc. | ||
Monarch Cement of Iowa, Inc. | Iowa | Monarch Cement of Iowa, Inc. | ||
Salina Concrete Products, Inc. | Kansas | Kansas Building Products | ||
Salina Concrete Products, Inc. | ||||
Springfield Ready Mix Co. | Missouri | Springfield Ready Mix Co. | ||
Tulsa Dynaspan, Inc. | Oklahoma | Arrow Concrete Company | ||
Tulsa Dynaspan, Inc. |