| Business | Phone |
| Aaa Testing & Inspection Lab 102 New South Rd, Hicksville 11801 | (516) 822-3822 |
| Construction Materials Testing 3a Commercial St, Hicksville 11801 | (516) 933-2796 |
| Municipal Testing Lab Inc 102 New South Rd, Hicksville 11801 | (516) 938-7120 |