| Acer Landscape Materials | 3931 Durock Court, Shingle Springs, CA 95682, United States | (530) 677-4716 |
| All Valley Sand and Gravel | 16250 Filbert Street, Sylmar, CA 91342, United States | (818) 824-6126 |
| Cascade Rock | 8585 Kiefer Blvd Sacramento, CA 95826 | (916) 383-1300 |
| Chili Bar Slate | 11380 State Highway 193, Placerville, CA, United States | (530) 622-3325
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| CL Smith Trucking | 37763 CA-16 Woodland, CA 95695 | (530) 662-2633 |
| Cochran Landscape Materials, Inc. | 1129 Greenville Road Livermore, CA 94550 | (925) 447-4869 |
| Four Seasons Landscape Materials | 4413 State Hwy 20, Marysville, CA, USA | (530) 742-0442 |
| Galt Rock & Concrete Inc | 10395 Live Oak Ave, Galt, CA 95632 | (209) 745-1925 |
| Hastie's Capitol Sand & Gravel | 700 Berry St # B, Roseville, CA 95678 | (916) 772-7900 |
| Hastie's Capitol Sand & Gravel | 9350 Jackson Rd, Sacramento, CA 95826, United States | (916) 361-2760 |
| Key Seal Products Inc | 724 W Linwood Ave, Turlock, CA 95380, United States | (209) 667-8443 |
| KRC Rock Inc. | 700 North Twin Oaks Valley Road San Marcos, CA 92069-1714 | (760) 744-1036
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| Maranatha Landscape & Supplies | 7617 Felipe Ct, Bakersfield, CA 93307, USA | (661) 363-9638 |
| Reno Rock Transport | 3900 N. Virginia Street Reno, NV 89506 | (775) 677-9500 |
| Resource Building Materials | 9411 Elder Creek Road Sacramento, CA 95829 | (916) 985-2625 |
| Resource Building Materials | 4518 Oakdale Road, Modesto, CA, USA | (209) 551-5450 |
| Rosenbalm Rockery Inc. | 1745 N Hughes Ave, Fresno, CA 93705, United States | (559) 256-3900 |
| SGL Materials Inc. | 6326 Turner Road Sacramento, CA 95829 | (916) 422-6070 |
| Sierra Rock | 3985 Douglas Blvd., Suite B Roseville, CA 95667 | (916) 215-0977 |
| Sonoma Materials | 21040 Broadway, Sonoma, CA 95476, United States | (707) 938-3243 |
| Southwest Boulder & Stone | 5002 2nd St, Fallbrook, CA 92028, United States | (760) 451-3333 |
| The Rock Source | 4958 Peabody Road Fairfield, CA 94533 | (707) 439-9900 |
| Tri-State Materials | 31885 Winchester Rd, Winchester, CA 92596 | (951) 926-5522 |
| Valley Redwood Inc | 4836 Auburn Blvd Sacramento, CA 95841 | (916) 334-9500 |
