                  STRUCTURAL MATERIALS CO.

                                          7025 E. Slauson Ave.
                                         Commerce, CA 90040
                                                               323-728-7115
                                                               800-638-9500
                                                         FAX 323-721-5041

                          Web Site: http://www.structuralmaterials.com

California

Commerce - Hqs. - Above

Hesperia                                     9459 Santa Fe Avenue (92345)       760-949-0321-
                                                                                                                 760-949-0305- - Fax

Santa Ana                                   1201 East McFadden Avenue        714-567-0198
                                                                (92705)                                    714-567-0194 - Fax


San Bernardino                         1515 S. Waterman (92408)             909-386-3600
                                                                                                                 800-378-7664
                                                                                                                 909-386-3605 - Fax

San Marcus                               805 E. Mission Rd. (92069)           760-510-8320
                                                                                                                 800-810-8877
                                                                                                                 760-510-8328 - Fax

Sun Valley                                11731 Sheldon St. (91352)             818-767-4331
                                                                                                                 800-533-2021
                                                                                                                 818-768-0193 - Fax

Updated: 6/22/09