| Business | Phone |
| Hilfiker Retaining Walls 3900 Broadway St, Eureka 95503 | (707) 443-5093 |
| Bramlett Concrete 470 N St, Eureka 95501 | (707) 725-4598 |
| D L Fox Construction 1898 S St, Eureka 95501 | (707) 442-3222 |
| Drew H Bass Development Eureka 95501 | (707) 443-9536 |
| Quinn's Concrete Co 2724 Pigeon Point Rd, Eureka 95503 | (707) 442-8281 |
| K B Construction 62 Apple Valley Ln, Eureka 95503 | (707) 444-0232 |
| K W Reynolds Asphalt Mntnc Eureka 95501 | (707) 444-2024 |
| Lombardi's Plaster Cement 1773 Campton Rd, Eureka 95503 | (707) 442-2703 |