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Registrant has no parent; see proxy statement for Registrant's principal shareholders. The following are Registrant's subsidiaries which are included in the consolidated financial statements:
| Name of Subsidiary (Each Owned 100% by Registrant Except as Otherwise Stated) | State or Other Jurisdiction of Incorporation | |
|---|---|---|
| Castle Concrete Company | Colorado | |
| Continental Catalina, Inc.* | Arizona | |
| Continental Copper, Inc. | Arizona | |
| Continental Quicksilver, Inc. | Idaho | |
| Continental Uranium, Inc. | Colorado | |
| Edens Industrial Park, Inc. | Illinois | |
| Phoenix Manufacturing, Inc. | Arizona | |
| ProSoft International, Inc.** | Colorado | |
| Rocky Mountain Ready Mix Concrete, Inc. | Colorado | |
| Transit Mix Concrete Co. | Colorado | |
| Transit Mix of Pueblo, Inc. | Colorado | |
| Williams Furnace Co. | Delaware |
- *
- owned by Continental Copper, Inc.
- **
- owned by Transit Mix Concrete Co.
SUBSIDIARIES OF REGISTRANT