| Business | Phone |
| Decon Environmental Svc 23490 Connecticut St, Hayward 94545 | (510) 265-8020 |
| Eras Environmental Inc 1533 B St, Hayward 94541 | (510) 247-9885 |
| E & D Environ Safety Training 30139 Industrial Pkwy Sw # H, Hayward 94544 | (510) 475-7571 |
| Jaco Environmental 30944 San Clemente St, Hayward 94544 | (510) 324-0340 |